void InitGUI(void) { InitDisplayTimer(); LCD_SSD2119Init(); /*-------------------------------------------------*/ TouchScreenInit(); TouchScreenCallbackSet(WidgetPointerMessage); WidgetPaint(WIDGET_ROOT); WidgetAdd(WIDGET_ROOT, (tWidget *) &g_sBackground); }
//***************************************************************************** // // Simple Abstraction to initialize the screen and related processes // //***************************************************************************** void ScreenInit(void) { // // Add the compile-time defined widgets to the widget tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sSummaryBackground); // // Start on the main screen. // g_i32ScreenIdx = SCREEN_SUMMARY; WidgetPaint(WIDGET_ROOT); // // Configure SysTick for a periodic interrupt at 10ms. // SysTickPeriodSet((g_ui32SysClk / 1000) * SYSTEM_TICK_MS); SysTickEnable(); SysTickIntEnable(); // // Initialize the swipe state. // g_sSwipe.eMovement = iSwipeNone; // // Initialize the touch screen driver. // TouchScreenInit(g_ui32SysClk); TouchScreenCallbackSet(TouchCallback); // // enable swipe detection // g_sSwipe.bEnable = true; // // One minute timeout for screen saver. // g_ui32ScreenSaver = SYSTEM_TICK_S * 60; }
int main(void) { ui32SysClkFreq = SysCtlClockFreqSet((SYSCTL_XTAL_25MHZ | SYSCTL_OSC_MAIN | SYSCTL_USE_PLL | SYSCTL_CFG_VCO_480), 120000000); SysCtlPeripheralEnable(SYSCTL_PERIPH_GPION); GPIOPinTypeGPIOOutput(GPIO_PORTN_BASE, GPIO_PIN_0 | GPIO_PIN_1); GPIOPinWrite(GPIO_PORTN_BASE, GPIO_PIN_0 | GPIO_PIN_1, 0x00); Kentec320x240x16_SSD2119Init(ui32SysClkFreq); TouchScreenInit(ui32SysClkFreq); TouchScreenCallbackSet(WidgetPointerMessage); WidgetAdd(WIDGET_ROOT, (tWidget *) &g_sBackground); WidgetPaint(WIDGET_ROOT); while (1) { WidgetMessageQueueProcess(); } }
//***************************************************************************** // // Main application entry function. // //***************************************************************************** int main(void) { tBoolean bSuccess, bRetcode, bInitialized; // // Set the system clock to run at 50MHz from the PLL // MAP_SysCtlClockSet(SYSCTL_SYSDIV_4 | SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_16MHZ); // // NB: We don't call PinoutSet() in this testcase since the EM header // expansion board doesn't currently have an I2C ID EEPROM. If we did // call PinoutSet() this would configure all the EPI pins for SDRAM and // we don't want to do this. // g_eDaughterType = DAUGHTER_NONE; // // Enable peripherals required to drive the LCD. // ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOB); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOD); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOE); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOH); // // Configure SysTick for a 10Hz interrupt. // ROM_SysTickPeriodSet(ROM_SysCtlClockGet() / TICKS_PER_SECOND); ROM_SysTickEnable(); ROM_SysTickIntEnable(); // // Initialize the display driver. // Kitronix320x240x16_SSD2119Init(); // // Initialize the touch screen driver. // TouchScreenInit(); // // Set the touch screen event handler. // TouchScreenCallbackSet(WidgetPointerMessage); // // Add the compile-time defined widgets to the widget tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sHeading); // // Paint the widget tree to make sure they all appear on the display. // WidgetPaint(WIDGET_ROOT); // // Initialize the SimpliciTI BSP. // BSP_Init(); // // Set the SimpliciTI device address using the current Ethernet MAC address // to ensure something like uniqueness. // bRetcode = SetSimpliciTIAddress(); if(!bRetcode) { // // The Ethernet MAC address can't have been set so hang here since we // don't have an address to use for SimpliciTI. // WidgetMessageQueueProcess(); while(1) { // // MAC address is not set so hang the app. // } } // // First time through, we need to initialize the SimpliciTI stack. // bInitialized = false; // // The main loop starts here now that we have joined the network. // while(1) { // // Tell the user what to do. // UpdateStatus(true, "Please choose the operating mode."); // // Now wait until the user selects whether we should run as the sender // or the receiver. // while(g_ulMode == MODE_UNDEFINED) { // // Just spin, processing UI messages and waiting for someone to // press one of the mode buttons. // WidgetMessageQueueProcess(); } // // At this point, the mode is set so remove the buttons from the // display and replace them with the LEDs. // WidgetRemove((tWidget *)&g_sBtnContainer); WidgetAdd((tWidget *)&g_sBackground, (tWidget *)&g_sLEDContainer); WidgetPaint((tWidget *)&g_sBackground); // // Tell the user what we're doing now. // UpdateStatus(false, "Joining network..."); if(!bInitialized) { // // Initialize the SimpliciTI stack We keep trying to initialize until // we get a success return code. This indicates that we have also // successfully joined the network. // while(SMPL_SUCCESS != SMPL_Init((uint8_t (*)(linkID_t))0)) { ToggleLED(1); ToggleLED(2); SPIN_ABOUT_A_SECOND; } // // Now that we are initialized, remember not to call this again. // bInitialized = true; } // // Once we have joined, turn both LEDs on and tell the user what we want // them to do. // SetLED(1, true); SetLED(2, true); // // Now call the function that initiates communication in // the desired mode. Note that these functions will not return // until communication is established or an error occurs. // if(g_ulMode == MODE_SENDER) { bSuccess = LinkTo(); } else { bSuccess = LinkFrom(); } // // If we were unsuccessfull, go back to the mode selection // display. // if(!bSuccess) { // // Remove the LEDs and show the buttons again. // WidgetRemove((tWidget *)&g_sLEDContainer); WidgetAdd((tWidget *)&g_sBackground, (tWidget *)&g_sBtnContainer); WidgetPaint((tWidget *)&g_sBackground); // // Tell the user what happened. // UpdateStatus(false, "Error establishing communication!"); // // Remember that we don't have an operating mode chosen. // g_ulMode = MODE_UNDEFINED; } } }
//***************************************************************************** // // The program main function. It performs initialization, then runs // a command processing loop to read commands from the console. // //***************************************************************************** int main(void) { uint32_t ui32DriveTimeout; uint32_t ui32SysClock; tContext sContext; // // Run from the PLL at 120 MHz. // ui32SysClock = SysCtlClockFreqSet((SYSCTL_XTAL_25MHZ | SYSCTL_OSC_MAIN | SYSCTL_USE_PLL | SYSCTL_CFG_VCO_480), 120000000); // // Configure the device pins. // PinoutSet(); // // Initialize the display driver. // Kentec320x240x16_SSD2119Init(ui32SysClock); // // Initialize the graphics context. // GrContextInit(&sContext, &g_sKentec320x240x16_SSD2119); // // Draw the application frame. // FrameDraw(&sContext, "usb-host-msc"); // // Configure SysTick for a 100Hz interrupt. // ROM_SysTickPeriodSet(ui32SysClock / TICKS_PER_SECOND); ROM_SysTickEnable(); ROM_SysTickIntEnable(); // // Enable the uDMA controller and set up the control table base. // ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UDMA); ROM_uDMAEnable(); ROM_uDMAControlBaseSet(g_sDMAControlTable); // // Initialize the touch screen driver. // TouchScreenInit(ui32SysClock); // // Set the touch screen event handler. // TouchScreenCallbackSet(WidgetPointerMessage); // // Add the compile-time defined widgets to the widget tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sBackground); // // Set some initial strings. // ListBoxTextAdd(&g_sDirList, "Waiting for device..."); // // Issue the initial paint request to the widgets then immediately call // the widget manager to process the paint message. This ensures that the // display is drawn as quickly as possible and saves the delay we would // otherwise experience if we processed the paint message after mounting // and reading the SD card. // WidgetPaint(WIDGET_ROOT); WidgetMessageQueueProcess(); // // Initially wait for device connection. // g_eState = STATE_NO_DEVICE; // // Initialize the USB stack for host mode. // USBStackModeSet(0, eUSBModeHost, 0); // // Register the host class drivers. // USBHCDRegisterDrivers(0, g_ppHostClassDrivers, g_ui32NumHostClassDrivers); // // Open an instance of the mass storage class driver. // g_psMSCInstance = USBHMSCDriveOpen(0, MSCCallback); // // Initialize the drive timeout. // ui32DriveTimeout = USBMSC_DRIVE_RETRY; // // Initialize the power configuration. This sets the power enable signal // to be active high and does not enable the power fault. // USBHCDPowerConfigInit(0, USBHCD_VBUS_AUTO_HIGH | USBHCD_VBUS_FILTER); // // Initialize the USB controller for host operation. // USBHCDInit(0, g_pHCDPool, HCD_MEMORY_SIZE); // // Initialize the file system. // FileInit(); // // Enter an (almost) infinite loop for reading and processing commands from // the user. // while(1) { // // Call the USB stack to keep it running. // USBHCDMain(); // // Process any messages in the widget message queue. This keeps the // display UI running. // WidgetMessageQueueProcess(); switch(g_eState) { case STATE_DEVICE_ENUM: { // // Take it easy on the Mass storage device if it is slow to // start up after connecting. // if(USBHMSCDriveReady(g_psMSCInstance) != 0) { // // Wait about 500ms before attempting to check if the // device is ready again. // ROM_SysCtlDelay(ui32SysClock / (3 * 2)); // // Decrement the retry count. // ui32DriveTimeout--; // // If the timeout is hit then go to the // STATE_TIMEOUT_DEVICE state. // if(ui32DriveTimeout == 0) { g_eState = STATE_TIMEOUT_DEVICE; } break; } // // Getting here means the device is ready. // Reset the CWD to the root directory. // g_cCwdBuf[0] = '/'; g_cCwdBuf[1] = 0; // // Set the initial directory level to the root // g_ui32Level = 0; // // Fill the list box with the files and directories found. // if(!PopulateFileListBox(true)) { // // If there were no errors reported, we are ready for // MSC operation. // g_eState = STATE_DEVICE_READY; } // // Set the Device Present flag. // g_ui32Flags = FLAGS_DEVICE_PRESENT; break; } // // If there is no device then just wait for one. // case STATE_NO_DEVICE: { if(g_ui32Flags == FLAGS_DEVICE_PRESENT) { // // Empty the list box on the display. // ListBoxClear(&g_sDirList); ListBoxTextAdd(&g_sDirList, "Waiting for device..."); WidgetPaint((tWidget *)&g_sDirList); // // Clear the Device Present flag. // g_ui32Flags &= ~FLAGS_DEVICE_PRESENT; } break; } // // An unknown device was connected. // case STATE_UNKNOWN_DEVICE: { // // If this is a new device then change the status. // if((g_ui32Flags & FLAGS_DEVICE_PRESENT) == 0) { // // Clear the screen and indicate that an unknown device // is present. // ListBoxClear(&g_sDirList); ListBoxTextAdd(&g_sDirList, "Unknown device."); WidgetPaint((tWidget *)&g_sDirList); } // // Set the Device Present flag. // g_ui32Flags = FLAGS_DEVICE_PRESENT; break; } // // The connected mass storage device is not reporting ready. // case STATE_TIMEOUT_DEVICE: { // // If this is the first time in this state then print a // message. // if((g_ui32Flags & FLAGS_DEVICE_PRESENT) == 0) { // // Clear the screen and indicate that an unknown device // is present. // ListBoxClear(&g_sDirList); ListBoxTextAdd(&g_sDirList, "Device Timeout."); WidgetPaint((tWidget *)&g_sDirList); } // // Set the Device Present flag. // g_ui32Flags = FLAGS_DEVICE_PRESENT; break; } // // Something has caused a power fault. // case STATE_POWER_FAULT: { break; } default: { break; } } } }
//***************************************************************************** // // Main application entry function. // //***************************************************************************** int main(void) { tBoolean bRetcode; smplStatus_t eRetcode; ioctlScanChan_t sScan; freqEntry_t pFreq[NWK_FREQ_TBL_SIZE]; tBoolean bFirstTimeThrough; unsigned long ulLoop; uint8_t ucLast; // // Set the system clock to run at 50MHz from the PLL // ROM_SysCtlClockSet(SYSCTL_SYSDIV_4 | SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_16MHZ); // // NB: We don't call PinoutSet() in this testcase since the EM header // expansion board doesn't currently have an I2C ID EEPROM. If we did // call PinoutSet() this would configure all the EPI pins for SDRAM and // we don't want to do this. // g_eDaughterType = DAUGHTER_NONE; // // Enable peripherals required to drive the LCD. // ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOB); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOD); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOE); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOH); // // Configure SysTick for a 10Hz interrupt. // ROM_SysTickPeriodSet(ROM_SysCtlClockGet() / TICKS_PER_SECOND); ROM_SysTickEnable(); ROM_SysTickIntEnable(); // // Initialize the display driver. // Kitronix320x240x16_SSD2119Init(); // // Initialize the touch screen driver. // TouchScreenInit(); // // Set the touch screen event handler. // TouchScreenCallbackSet(WidgetPointerMessage); // // Add the compile-time defined widgets to the widget tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sHeading); // // Initialize the status string. // UpdateStatus("Initializing..."); // // Paint the widget tree to make sure they all appear on the display. // WidgetPaint(WIDGET_ROOT); // // Initialize the SimpliciTI BSP. // BSP_Init(); // // Set the SimpliciTI device address using the current Ethernet MAC address // to ensure something like uniqueness. // bRetcode = SetSimpliciTIAddress(); // // Did we have a problem with the address? // if(!bRetcode) { // // Yes - make sure the display is updated then hang the app. // WidgetMessageQueueProcess(); while(1) { // // MAC address is not set so hang the app. // } } // // Turn on both our LEDs // SetLED(1, true); SetLED(2, true); UpdateStatus("Joining network..."); // // Initialize the SimpliciTI stack but don't set any receive callback. // while(1) { eRetcode = SMPL_Init((uint8_t (*)(linkID_t))0); if(eRetcode == SMPL_SUCCESS) { break; } ToggleLED(1); ToggleLED(2); SPIN_ABOUT_A_SECOND; } // // Tell the user what's up. // UpdateStatus("Sniffing..."); // // Set up for our first sniff. // sScan.freq = pFreq; bFirstTimeThrough = true; ucLast = 0xFF; // // Keep sniffing forever. // while (1) { // // Wait a while. // SPIN_ABOUT_A_QUARTER_SECOND; // // Scan for the active channel. // SMPL_Ioctl(IOCTL_OBJ_FREQ, IOCTL_ACT_SCAN, &sScan); // // Did we find a signal? // if (1 == sScan.numChan) { if (bFirstTimeThrough) { // // Set the initial LED state. // SetLED(1, false); SetLED(2, true); // // Wait a while. // for(ulLoop = 0; ulLoop < 15; ulLoop--) { // // Toggle both LEDs and wait a bit. // ToggleLED(1); ToggleLED(2); SPIN_ABOUT_A_QUARTER_SECOND; } bFirstTimeThrough = false; } // // Has the channel changed since the last time we updated the // display? // if(pFreq[0].logicalChan != ucLast) { // // Remember the channel we just detected. // ucLast = pFreq[0].logicalChan; // // Tell the user which channel we found to be active. // UpdateStatus("Active channel is %d.", pFreq[0].logicalChan); // // Set the "LEDs" to mimic the behavior of the MSP430 versions // of this application. // switch(pFreq[0].logicalChan) { case 0: { /* GREEN OFF */ /* RED OFF */ SetLED(1, false); SetLED(2, false); break; } case 1: { /* GREEN OFF */ /* RED ON */ SetLED(1, false); SetLED(2, true); break; } case 2: { /* GREEN ON */ /* RED OFF */ SetLED(1, true); SetLED(2, false); break; } case 3: { /* GREEN ON */ /* RED ON */ SetLED(1, true); SetLED(2, true); break; } case 4: { /* blink them both... */ SetLED(1, false); SetLED(2, false); SPIN_ABOUT_A_QUARTER_SECOND; SetLED(1, true); SetLED(2, true); SPIN_ABOUT_A_QUARTER_SECOND; SetLED(1, false); SetLED(2, false); } } } } } }
//***************************************************************************** // // Main application entry function. // //***************************************************************************** int main(void) { tBoolean bRetcode; // // Set the system clock to run at 50MHz from the PLL // ROM_SysCtlClockSet(SYSCTL_SYSDIV_4 | SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_16MHZ); // // NB: We don't call PinoutSet() in this testcase since the EM header // expansion board doesn't currently have an I2C ID EEPROM. If we did // call PinoutSet() this would configure all the EPI pins for SDRAM and // we don't want to do this. // g_eDaughterType = DAUGHTER_NONE; // // Enable peripherals required to drive the LCD. // ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOB); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOD); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOE); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOH); // // Configure SysTick for a 10Hz interrupt. // ROM_SysTickPeriodSet(ROM_SysCtlClockGet() / TICKS_PER_SECOND); ROM_SysTickEnable(); ROM_SysTickIntEnable(); // // Initialize the display driver. // Kitronix320x240x16_SSD2119Init(); // // Initialize the touch screen driver. // TouchScreenInit(); // // Set the touch screen event handler. // TouchScreenCallbackSet(WidgetPointerMessage); // // Add the compile-time defined widgets to the widget tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sHeading); // // Initialize the status string. // UpdateStatus(true, "Monitoring..."); // // Paint the widget tree to make sure they all appear on the display. // WidgetPaint(WIDGET_ROOT); // // Initialize the SimpliciTI BSP. // BSP_Init(); // // Set the SimpliciTI device address using the current Ethernet MAC address // to ensure something like uniqueness. // bRetcode = SetSimpliciTIAddress(); // // Did we have a problem with the address? // if(!bRetcode) { // // Yes - make sure the display is updated then hang the app. // WidgetMessageQueueProcess(); while(1) { // // MAC address is not set so hang the app. // } } // // Initialize the SimpliciTI stack but don't set any receive callback. // SMPL_Init(0); // // Start monitoring for alert messages from other devices. This function // doesn't return. // MonitorForBadNews(); }
//***************************************************************************** // // This task provides overall control of the spiders, spawning and killing them // in response to presses on the touch screen. // //***************************************************************************** static void ControlTask(void *pvParameters) { uint32_t ui32Message; int32_t i32X, i32Y, i32Spider; // // Initialize the touch screen driver and register a callback function. // TouchScreenInit(g_ui32SysClock); TouchScreenCallbackSet(ControlTouchCallback); // // Lower the priority of the touch screen interrupt handler. This is // required so that the interrupt handler can safely call the interrupt- // safe FreeRTOS functions (specifically to send messages to the queue). // IntPrioritySet(INT_ADC0SS3, 0xc0); // // Loop forever. // while(1) { // // Read the next message from the queue. // if(xQueueReceive(g_pControlQueue, &ui32Message, portMAX_DELAY) == pdPASS) { // // Extract the position of the screen touch from the message. // i32X = ui32Message >> 16; i32Y = ui32Message & 65535; // // Ignore this screen touch if it is not inside the spider area. // if((i32X >= AREA_X) && (i32X < (AREA_X + AREA_WIDTH)) && (i32Y >= AREA_Y) && (i32Y < (AREA_Y + AREA_HEIGHT))) { // // See if this position collides with any of the spiders. // i32Spider = SpiderTouchCollide(i32X, i32Y); if(i32Spider == -1) { // // There is no collision, so create a new spider (if // possible) at this position. // CreateSpider(i32X, i32Y); } else { // // There is a collision, so kill this spider. // HWREGBITW(&g_ui32SpiderDead, i32Spider) = 1; } } } }
//***************************************************************************** // // Main application entry function. // //***************************************************************************** int main(void) { tBoolean bRetcode; bspIState_t intState; uint8_t ucLastChannel; // // Set the system clock to run at 50MHz from the PLL // ROM_SysCtlClockSet(SYSCTL_SYSDIV_4 | SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_16MHZ); // // NB: We don't call PinoutSet() in this testcase since the EM header // expansion board doesn't currently have an I2C ID EEPROM. If we did // call PinoutSet() this would configure all the EPI pins for SDRAM and // we don't want to do this. // g_eDaughterType = DAUGHTER_NONE; // // Enable peripherals required to drive the LCD. // ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOB); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOD); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOE); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOH); // // Configure SysTick for a 10Hz interrupt. // ROM_SysTickPeriodSet(ROM_SysCtlClockGet() / TICKS_PER_SECOND); ROM_SysTickEnable(); ROM_SysTickIntEnable(); // // Initialize the display driver. // Kitronix320x240x16_SSD2119Init(); // // Initialize the touch screen driver. // TouchScreenInit(); // // Set the touch screen event handler. // TouchScreenCallbackSet(WidgetPointerMessage); // // Add the compile-time defined widgets to the widget tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sHeading); // // Initialize the status string. // UpdateStatus(true, "Initializing..."); // // Paint the widget tree to make sure they all appear on the display. // WidgetPaint(WIDGET_ROOT); // // Initialize the SimpliciTI BSP. // BSP_Init(); // // Set the SimpliciTI device address using the current Ethernet MAC address // to ensure something like uniqueness. // bRetcode = SetSimpliciTIAddress(); // // Did we have a problem with the address? // if(!bRetcode) { // // Yes - make sure the display is updated then hang the app. // WidgetMessageQueueProcess(); while(1) { // // MAC address is not set so hang the app. // } } // // Turn on both our LEDs // SetLED(1, true); SetLED(2, true); UpdateStatus(true, "Waiting for a device..."); // // Initialize the SimpliciTI stack and register our receive callback. // SMPL_Init(ReceiveCallback); // // Tell the user what's up. // UpdateStatus(true, "Access point active."); // // Do nothing after this - the SimpliciTI stack code handles all the // access point function required. // while(1) { // // Wait for the Join semaphore to be set by the receipt of a Join // frame from a device that supports an end device. // // An external method could be used as well. A button press could be // connected to an ISR and the ISR could set a semaphore that is // checked by a function call here, or a command shell running in // support of a serial connection could set a semaphore that is // checked by a function call. // if (g_ucJoinSem && (g_ucNumCurrentPeers < NUM_CONNECTIONS)) { // // Listen for a new incoming connection. // while (1) { if (SMPL_SUCCESS == SMPL_LinkListen(&g_sLID[g_ucNumCurrentPeers])) { // // The connection attempt succeeded so break out of the // loop. // break; } // // Process our widget message queue. // WidgetMessageQueueProcess(); // // A "real" application would implement its fail-to-link // policy here. We go back and listen again. // } // // Increment our peer counter. // g_ucNumCurrentPeers++; // // Decrement the join semaphore. // BSP_ENTER_CRITICAL_SECTION(intState); g_ucJoinSem--; BSP_EXIT_CRITICAL_SECTION(intState); // // Tell the user how many devices we are now connected to. // UpdateStatus(false, "%d devices connected.", g_ucNumCurrentPeers); } // // Have we received a frame on one of the ED connections? We don't use // a critical section here since it doesn't really matter much if we // miss a poll. // if (g_ucPeerFrameSem) { uint8_t pucMsg[MAX_APP_PAYLOAD], ucLen, ucLoop; /* process all frames waiting */ for (ucLoop = 0; ucLoop < g_ucNumCurrentPeers; ucLoop++) { // // Receive the message. // if (SMPL_SUCCESS == SMPL_Receive(g_sLID[ucLoop], pucMsg, &ucLen)) { // // ...and pass it to the function that processes it. // ProcessMessage(g_sLID[ucLoop], pucMsg, ucLen); // // Decrement our frame semaphore. // BSP_ENTER_CRITICAL_SECTION(intState); g_ucPeerFrameSem--; BSP_EXIT_CRITICAL_SECTION(intState); } } } // // Have we been asked to change channel? // ucLastChannel = g_ucChannel; if (g_bChangeChannel) { // // Yes - go ahead and change to the next radio channel. // g_bChangeChannel = false; ChangeChannel(); } else { // // No - check to see if we need to automatically change channel // due to interference on the current one. // CheckChangeChannel(); } // // If the channel changed, update the display. // if(g_ucChannel != ucLastChannel) { UpdateStatus(false, "Changed to channel %d.", g_ucChannel); } // // If required, blink the "LEDs" to indicate we are waiting for a // message following a channel change. // BSP_ENTER_CRITICAL_SECTION(intState); if (g_ulBlinky) { if (++g_ulBlinky >= 0xF) { g_ulBlinky = 1; ToggleLED(1); ToggleLED(2); } } BSP_EXIT_CRITICAL_SECTION(intState); // // Process our widget message queue. // WidgetMessageQueueProcess(); } }
//***************************************************************************** // // This example demonstrates the use of the watchdog timer. // //***************************************************************************** int main(void) { tRectangle sRect; // // Set the clocking to run directly from the crystal. // ROM_SysCtlClockSet(SYSCTL_SYSDIV_1 | SYSCTL_USE_OSC | SYSCTL_OSC_MAIN | SYSCTL_XTAL_16MHZ); // // Set the device pinout appropriately for this board. // PinoutSet(); // // Initialize the touch screen driver. // TouchScreenInit(); TouchScreenCallbackSet(WatchdogTouchCallback); // // Initialize the display driver. // Kitronix320x240x16_SSD2119Init(); // // Initialize the graphics context and find the middle X coordinate. // GrContextInit(&g_sContext, &g_sKitronix320x240x16_SSD2119); // // Fill the top 15 rows of the screen with blue to create the banner. // sRect.sXMin = 0; sRect.sYMin = 0; sRect.sXMax = GrContextDpyWidthGet(&g_sContext) - 1; sRect.sYMax = 23; GrContextForegroundSet(&g_sContext, ClrDarkBlue); GrRectFill(&g_sContext, &sRect); // // Put a white box around the banner. // GrContextForegroundSet(&g_sContext, ClrWhite); GrRectDraw(&g_sContext, &sRect); // // Put the application name in the middle of the banner. // GrContextFontSet(&g_sContext, g_pFontCm20); GrStringDrawCentered(&g_sContext, "watchdog", -1, GrContextDpyWidthGet(&g_sContext) / 2, 8, 0); // // Show the state and offer some instructions to the user. // GrContextFontSet(&g_sContext, g_pFontCmss20); GrStringDrawCentered(&g_sContext, "Watchdog is being fed.", -1, GrContextDpyWidthGet(&g_sContext) / 2 , (GrContextDpyHeightGet(&g_sContext) / 2), 1); GrContextFontSet(&g_sContext, g_pFontCmss14); GrStringDrawCentered(&g_sContext, "Tap the screen to starve the watchdog", -1, GrContextDpyWidthGet(&g_sContext) / 2 , (GrContextDpyHeightGet(&g_sContext) / 2) + 20, 1); // // Enable the peripherals used by this example. // ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_WDOG0); // // Enable processor interrupts. // ROM_IntMasterEnable(); // // Set GPIO PF3 as an output. This drives an LED on the board that will // toggle when a watchdog interrupt is processed. // ROM_GPIOPinTypeGPIOOutput(GPIO_PORTF_BASE, GPIO_PIN_3); ROM_GPIOPinWrite(GPIO_PORTF_BASE, GPIO_PIN_3, 0); // // Enable the watchdog interrupt. // ROM_IntEnable(INT_WATCHDOG); // // Set the period of the watchdog timer. // ROM_WatchdogReloadSet(WATCHDOG0_BASE, ROM_SysCtlClockGet()); // // Enable reset generation from the watchdog timer. // ROM_WatchdogResetEnable(WATCHDOG0_BASE); // // Enable the watchdog timer. // ROM_WatchdogEnable(WATCHDOG0_BASE); // // Loop forever while the LED winks as watchdog interrupts are handled. // while(1) { } }
//***************************************************************************** // // A simple demonstration of the features of the TivaWare Graphics Library. // //***************************************************************************** int main(void) { tContext sContext; uint32_t ui32SysClock; // // Run from the PLL at 120 MHz. // ui32SysClock = MAP_SysCtlClockFreqSet((SYSCTL_XTAL_25MHZ | SYSCTL_OSC_MAIN | SYSCTL_USE_PLL | SYSCTL_CFG_VCO_480), 120000000); // // Configure the device pins. // PinoutSet(); // // Initialize the display driver. // Kentec320x240x16_SSD2119Init(ui32SysClock); // // Set graphics library text rendering defaults. // GrLibInit(&GRLIB_INIT_STRUCT); // // Set the string table and the default language. // GrStringTableSet(STRING_TABLE); // // Set the default language. // ChangeLanguage(GrLangEnUS); // // Initialize the graphics context. // GrContextInit(&sContext, &g_sKentec320x240x16_SSD2119); // // Draw the application frame. // FrameDraw(&sContext, "lang-demo"); // // Load the static strings from the string table. These strings are // independent of the language in use but we store them in the string // table nonetheless since (a) we may be using codepage remapping in // which case it would be difficult to hardcode them into the app source // anyway (ASCII or ISO8859-1 text would not render properly with the // remapped custom font) and (b) even if we're not using codepage remapping, // we may have generated a custom font from the string table output and // we want to make sure that all glyphs required by the application are // present in that font. If we hardcode some text in the application // source and don't put it in the string table, we run the risk of having // characters missing in the font. // GrStringGet(STR_ENGLISH, g_pcEnglish, MAX_LANGUAGE_NAME_LEN); GrStringGet(STR_DEUTSCH, g_pcDeutsch, MAX_LANGUAGE_NAME_LEN); GrStringGet(STR_ESPANOL, g_pcEspanol, MAX_LANGUAGE_NAME_LEN); GrStringGet(STR_ITALIANO, g_pcItaliano, MAX_LANGUAGE_NAME_LEN); GrStringGet(STR_CHINESE, g_pcChinese, MAX_LANGUAGE_NAME_LEN); GrStringGet(STR_KOREAN, g_pcKorean, MAX_LANGUAGE_NAME_LEN); GrStringGet(STR_JAPANESE, g_pcJapanese, MAX_LANGUAGE_NAME_LEN); GrStringGet(STR_PLUS, g_pcPlus, 2); GrStringGet(STR_MINUS, g_pcMinus, 2); // // Initialize the touch screen driver and have it route its messages to the // widget tree. // TouchScreenInit(ui32SysClock); TouchScreenCallbackSet(WidgetPointerMessage); // // Add the title block and the previous and next buttons to the widget // tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sPrevious); WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sTitle); WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sNext); // // Add the first panel to the widget tree. // g_ui32Panel = 0; WidgetAdd(WIDGET_ROOT, (tWidget *)g_psPanels); // // Set the string for the title. // CanvasTextSet(&g_sTitle, g_pcTitle); // // Issue the initial paint request to the widgets. // WidgetPaint(WIDGET_ROOT); // // Loop forever, processing widget messages. // while(1) { // // Process any messages in the widget message queue. // WidgetMessageQueueProcess(); } }
//***************************************************************************** // // Print "Hello World!" to the display on the Intelligent Display Module. // //***************************************************************************** int main(void) { tContext sContext; uint32_t ui32SysClock; uint32_t i; uint32_t reg_read; // // Run from the PLL at 120 MHz. // /* ui32SysClock = SysCtlClockFreqSet((SYSCTL_XTAL_25MHZ | SYSCTL_SYSDIV_10 | //Needed for ADC SYSCTL_OSC_MAIN | SYSCTL_USE_PLL | SYSCTL_CFG_VCO_480), 120000000); */ ui32SysClock = SysCtlClockFreqSet(( SYSCTL_SYSDIV_10 | SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_25MHZ), 120000000); // // Configure the device pins. // PinoutSet(); GPIOPinTypeGPIOOutput(GPIO_PORTL_BASE, GPIO_PIN_1); //OUT 0 L1 GPIOPinTypeGPIOOutput(GPIO_PORTL_BASE, GPIO_PIN_0); //OUT 1 L0 GPIOPinTypeGPIOOutput(GPIO_PORTL_BASE, GPIO_PIN_2); //OUT 2 L2 GPIOPinTypeGPIOOutput(GPIO_PORTL_BASE, GPIO_PIN_3); //OUT 3 L3 GPIOPinTypeGPIOOutput(GPIO_PORTL_BASE, GPIO_PIN_4); //OUT 4 L4 GPIOPinTypeGPIOOutput(GPIO_PORTL_BASE, GPIO_PIN_5); //OUT 5 L5 GPIOPinTypeGPIOOutput(GPIO_PORTP_BASE, GPIO_PIN_5); //OUT 6 P5 GPIOPinTypeGPIOOutput(GPIO_PORTP_BASE, GPIO_PIN_4); //OUT 7 P4 GPIOPinTypeGPIOInput (GPIO_PORTM_BASE, GPIO_PIN_3); //IN 0 M3 GPIOPinTypeGPIOInput (GPIO_PORTM_BASE, GPIO_PIN_2); //IN 1 M2 GPIOPinTypeGPIOInput (GPIO_PORTM_BASE, GPIO_PIN_1); //IN 2 M1 GPIOPinTypeGPIOInput (GPIO_PORTM_BASE, GPIO_PIN_0); //IN 3 M0 GPIOPinTypeGPIOInput (GPIO_PORTN_BASE, GPIO_PIN_4); //IN 4 N4 GPIOPinTypeGPIOInput (GPIO_PORTA_BASE, GPIO_PIN_7); //IN 5 A7 GPIOPinTypeGPIOInput (GPIO_PORTC_BASE, GPIO_PIN_6); //IN 6 C6 GPIOPinTypeGPIOInput (GPIO_PORTC_BASE, GPIO_PIN_5); //IN 7 C5 //RGB LED GPIOPinTypeGPIOOutput(GPIO_PORTN_BASE, GPIO_PIN_5); //RED N5 GPIOPinTypeGPIOOutput(GPIO_PORTQ_BASE, GPIO_PIN_7); //GREEN Q7 GPIOPinTypeGPIOOutput(GPIO_PORTQ_BASE, GPIO_PIN_4); //BLUE Q4 //Initialize the UART QUT_UART_Init( ui32SysClock ); //Initialize AIN0 QUT_ADC0_Init(); // // Initialize the display driver. // Kentec320x240x16_SSD2119Init(ui32SysClock); // // Initialize the graphics context. // GrContextInit(&sContext, &g_sKentec320x240x16_SSD2119); // // Draw the application frame. // FrameDraw(&sContext, "FestoTester"); // // Initialize the touch screen driver. // TouchScreenInit(ui32SysClock); // // Set the touch screen event handler. // TouchScreenCallbackSet(WidgetPointerMessage); // // Add the compile-time defined widgets to the widget tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sBackground); // // Paint the widget tree to make sure they all appear on the display. // WidgetPaint(WIDGET_ROOT); QUT_UART_Send( (uint8_t *)"FestoTester", 11 ); // // Loop forever, processing widget messages. // while(1) { // // Process any messages from or for the widgets. // WidgetMessageQueueProcess(); //Turn on RED LED GPIO_PORTN_DATA_R |= 0x20; //Check GPIO Inputs for( i = 0; i < 8; i++ ) { input_status[i] = 0; reg_read = qut_get_gpio( i ); if ( reg_read != 0 ){ input_status[i] = INPUT_STATUS_IS_ONE; } } //Read the ADC0 adc0_read = QUT_ADC0_Read(); QUT_UART_Send( (uint8_t *)"\n\radc0_read=", 12 ); QUT_UART_Send_uint32_t( adc0_read ); //Relimit the ADC read from 0 to 4096 into a pixel limit from 0 to 280 num_analog_pixels = (adc0_read * 280 ) / 4096; //UARTprintf("num_analog_pixels = %4d\r", num_analog_pixels ); //QUT_UART_Send( (uint8_t *)"\rnum_analog_pixels=", 19 ); //QUT_UART_Send_uint32_t( num_analog_pixels ); //qut_delay_secs(1); //Repaint the screen WidgetPaint(WIDGET_ROOT); } }
//***************************************************************************** // // A simple application demonstrating use of the boot loader, // //***************************************************************************** int main(void) { uint32_t ui32SysClock; tContext sContext; tRectangle sRect; // // Run from the PLL at 120 MHz. // ui32SysClock = MAP_SysCtlClockFreqSet((SYSCTL_XTAL_25MHZ | SYSCTL_OSC_MAIN | SYSCTL_USE_PLL | SYSCTL_CFG_VCO_480), 120000000); // // Configure the device pins. // PinoutSet(); // // Initialize the display driver. // Kentec320x240x16_SSD2119Init(ui32SysClock); // // Initialize the graphics context. // GrContextInit(&sContext, &g_sKentec320x240x16_SSD2119); // // Draw the application frame. // FrameDraw(&sContext, "boot-demo-uart"); // // Print instructions on the screen. // GrStringDrawCentered(&sContext, "Press the screen to start", -1, 160, 108, false); GrStringDrawCentered(&sContext, "the update process", -1, 160, 128, false); // // Initialize the touch screen driver. // TouchScreenInit(ui32SysClock); // // Set the touch screen event handler. // TouchScreenCallbackSet(TSHandler); // // Enable the UART that will be used for the firmware update. // ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0); // // Configure the UART for 115200, 8-N-1. // ROM_UARTConfigSetExpClk(UART0_BASE, ui32SysClock, 115200, (UART_CONFIG_PAR_NONE | UART_CONFIG_STOP_ONE | UART_CONFIG_WLEN_8)); // // Enable the UART operation. // ROM_UARTEnable(UART0_BASE); // // Wait until the screen has been pressed, indicating that the firwmare // update should begin. // while(!g_bFirmwareUpdate) { } // // Clear the screen. // sRect.i16XMin = 0; sRect.i16YMin = 0; sRect.i16XMax = 319; sRect.i16YMax = 239; GrContextForegroundSet(&sContext, ClrBlack); GrRectFill(&sContext, &sRect); // // Indicate that the firmware update is about to start. // GrContextForegroundSet(&sContext, ClrWhite); GrStringDrawCentered(&sContext, "Update process started...", -1, 160, 98, false); GrStringDrawCentered(&sContext, "Using UART0 with", -1, 160, 138, false); GrStringDrawCentered(&sContext, "115,200 baud, 8-N-1.", -1, 160, 158, false); // // Disable all processor interrupts. Instead of disabling them one at a // time, a direct write to NVIC is done to disable all peripheral // interrupts. // HWREG(NVIC_DIS0) = 0xffffffff; HWREG(NVIC_DIS1) = 0xffffffff; HWREG(NVIC_DIS2) = 0xffffffff; HWREG(NVIC_DIS3) = 0xffffffff; HWREG(NVIC_DIS4) = 0xffffffff; // // Call the ROM UART boot loader. // ROM_UpdateUART(); // // The boot loader should not return. In the off chance that it does, // enter a dead loop. // while(1) { } }
//***************************************************************************** // // This application performs simple audio synthesis and playback based on the // keys pressed on the touch screen virtual piano keyboard. // //***************************************************************************** int main(void) { uint32_t ui32SysClock, ui32OldKey, ui32NewKey; tContext sContext; // // Run from the PLL at 120 MHz. // ui32SysClock = SysCtlClockFreqSet((SYSCTL_XTAL_25MHZ | SYSCTL_OSC_MAIN | SYSCTL_USE_PLL | SYSCTL_CFG_VCO_480), 120000000); // // Configure the device pins. // PinoutSet(); // // Initialize the display driver. // Kentec320x240x16_SSD2119Init(ui32SysClock); // // Initialize the graphics context. // GrContextInit(&sContext, &g_sKentec320x240x16_SSD2119); // // Draw the application frame. // FrameDraw(&sContext, "synth"); // // Draw the keys on the virtual piano keyboard. // DrawWhiteKeys(&sContext); DrawBlackKeys(&sContext); // // Initialize the touch screen driver. // TouchScreenInit(ui32SysClock); TouchScreenCallbackSet(TouchCallback); // // Initialize the sound driver. // SoundInit(ui32SysClock); SoundVolumeSet(128); SoundStart(g_pi16AudioBuffer, AUDIO_SIZE, 64000, SoundCallback); // // Default the old and new key to not pressed so that the first key press // will be properly drawn on the keyboard. // ui32OldKey = NUM_WHITE_KEYS + NUM_BLACK_KEYS; ui32NewKey = NUM_WHITE_KEYS + NUM_BLACK_KEYS; // // Loop forever. // while(1) { // // See if the first half of the sound buffer needs to be filled. // if(HWREGBITW(&g_ui32Flags, FLAG_PING) == 1) { // // Synthesize new audio into the first half of the sound buffer. // ui32NewKey = GenerateAudio(g_pi16AudioBuffer, AUDIO_SIZE / 2); // // Clear the flag for the first half of the sound buffer. // HWREGBITW(&g_ui32Flags, FLAG_PING) = 0; } // // See if the second half of the sound buffer needs to be filled. // if(HWREGBITW(&g_ui32Flags, FLAG_PONG) == 1) { // // Synthesize new audio into the second half of the sound buffer. // ui32NewKey = GenerateAudio(g_pi16AudioBuffer + (AUDIO_SIZE / 2), AUDIO_SIZE / 2); // // Clear the flag for the second half of the sound buffer. // HWREGBITW(&g_ui32Flags, FLAG_PONG) = 0; } // // See if a different key has been pressed. // if(ui32OldKey != ui32NewKey) { // // See if the old key was a white key. // if(ui32OldKey < NUM_WHITE_KEYS) { // // Redraw the face of the white key so that it no longer shows // as being pressed. // FillWhiteKey(&sContext, ui32OldKey, ClrWhiteKey); } // // See if the old key was a black key. // else if(ui32OldKey < (NUM_WHITE_KEYS + NUM_BLACK_KEYS)) { // // Redraw the face of the black key so that it no longer shows // as being pressed. // FillBlackKey(&sContext, ui32OldKey - NUM_WHITE_KEYS, ClrBlackKey); } // // See if the new key is a white key. // if(ui32NewKey < NUM_WHITE_KEYS) { // // Redraw the face of the white key so that it is shown as // being pressed. // FillWhiteKey(&sContext, ui32NewKey, ClrPressed); } // // See if the new key is a black key. // else if(ui32NewKey < (NUM_WHITE_KEYS + NUM_BLACK_KEYS)) { // // Redraw the face of the black key so that it is shown as // being pressed. // FillBlackKey(&sContext, ui32NewKey - NUM_WHITE_KEYS, ClrPressed); } // // Save the new key as the old key. // ui32OldKey = ui32NewKey; } } }
//***************************************************************************** // // This is the main loop that runs the application. // //***************************************************************************** int main(void) { uint32_t ui32SysClock; // // Run from the PLL at 120 MHz. // ui32SysClock = MAP_SysCtlClockFreqSet((SYSCTL_XTAL_25MHZ | SYSCTL_OSC_MAIN | SYSCTL_USE_PLL | SYSCTL_CFG_VCO_480), 120000000); // // Configure the device pins. // PinoutSet(); // // Initialize the display driver. // Kentec320x240x16_SSD2119Init(ui32SysClock); // // Initialize the touch screen driver. // TouchScreenInit(ui32SysClock); // // Set the touch screen event handler. // TouchScreenCallbackSet(UITouchCallback); // // Set the system tick to fire 100 times per second. // ROM_SysTickPeriodSet(ui32SysClock / SYSTICKS_PER_SECOND); ROM_SysTickIntEnable(); ROM_SysTickEnable(); // // Initialize the USB stack for device mode. // USBStackModeSet(0, eUSBModeDevice, 0); // // Initialize the USB keyboard interface. // USBKeyboardInit(); // // Initialize the USB mouse interface. // USBMouseInit(); // // Call the composite device initialization for both the mouse and // keyboard. // USBDHIDMouseCompositeInit(0, &g_sMouseDevice, &g_psCompDevices[0]); USBDHIDKeyboardCompositeInit(0, &g_sKeyboardDevice, &g_psCompDevices[1]); // // Pass the device information to the USB library and place the device // on the bus. // USBDCompositeInit(0, &g_sCompDevice, DESCRIPTOR_DATA_SIZE, g_pui8DescriptorData); // // Initialize the user interface. // UIInit(); while(1) { // // Run the main loop for the user interface. // UIMain(); } }
//***************************************************************************** // // A simple demonstration of the features of the Stellaris Graphics Library. // //***************************************************************************** int main(void) { tContext sContext; tRectangle sRect; // // Set the clocking to run from the PLL. // ROM_SysCtlClockSet(SYSCTL_SYSDIV_4 | SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_16MHZ); // // Set the device pinout appropriately for this board. // PinoutSet(); // // Initialize the display driver. // Kitronix320x240x16_SSD2119Init(); // // Initialize the graphics context. // GrContextInit(&sContext, &g_sKitronix320x240x16_SSD2119); // // Fill the top 24 rows of the screen with blue to create the banner. // sRect.sXMin = 0; sRect.sYMin = 0; sRect.sXMax = GrContextDpyWidthGet(&sContext) - 1; sRect.sYMax = 23; GrContextForegroundSet(&sContext, ClrDarkBlue); GrRectFill(&sContext, &sRect); // // Put a white box around the banner. // GrContextForegroundSet(&sContext, ClrWhite); GrRectDraw(&sContext, &sRect); // // Put the application name in the middle of the banner. // GrContextFontSet(&sContext, g_pFontCm20); GrStringDrawCentered(&sContext, "grlib demo", -1, GrContextDpyWidthGet(&sContext) / 2, 8, 0); // // Configure and enable uDMA // ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UDMA); SysCtlDelay(10); ROM_uDMAControlBaseSet(&sDMAControlTable[0]); ROM_uDMAEnable(); // // Initialize the sound driver. // SoundInit(0); // // Initialize the touch screen driver and have it route its messages to the // widget tree. // TouchScreenInit(); TouchScreenCallbackSet(WidgetPointerMessage); // // Add the title block and the previous and next buttons to the widget // tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sPrevious); WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sTitle); WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sNext); // // Add the first panel to the widget tree. // g_ulPanel = 0; WidgetAdd(WIDGET_ROOT, (tWidget *)g_psPanels); CanvasTextSet(&g_sTitle, g_pcPanelNames[0]); // // Issue the initial paint request to the widgets. // WidgetPaint(WIDGET_ROOT); // // Loop forever handling widget messages. // while(1) { // // Process any messages in the widget message queue. // WidgetMessageQueueProcess(); } }
//***************************************************************************** // // A simple demonstration of the features of the TivaWare Graphics Library. // //***************************************************************************** int main(void) { tContext sContext; uint32_t ui32SysClock; // // Run from the PLL at 120 MHz. // ui32SysClock = SysCtlClockFreqSet((SYSCTL_XTAL_25MHZ | SYSCTL_OSC_MAIN | SYSCTL_USE_PLL | SYSCTL_CFG_VCO_480), 120000000); // // Configure the device pins. // PinoutSet(); // // Initialize the display driver. // Kentec320x240x16_SSD2119Init(ui32SysClock); // // Initialize the graphics context. // GrContextInit(&sContext, &g_sKentec320x240x16_SSD2119); // // Draw the application frame. // FrameDraw(&sContext, "grlib-demo"); // // Configure and enable uDMA // ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_UDMA); SysCtlDelay(10); ROM_uDMAControlBaseSet(&psDMAControlTable[0]); ROM_uDMAEnable(); // // Initialize the sound driver. // SoundInit(ui32SysClock); SoundVolumeSet(128); SoundStart(g_pi16AudioBuffer, AUDIO_SIZE, 64000, SoundCallback); // // Initialize the touch screen driver and have it route its messages to the // widget tree. // TouchScreenInit(ui32SysClock); TouchScreenCallbackSet(WidgetPointerMessage); // // Add the title block and the previous and next buttons to the widget // tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sPrevious); WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sTitle); WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sNext); // // Add the first panel to the widget tree. // g_ui32Panel = 0; WidgetAdd(WIDGET_ROOT, (tWidget *)g_psPanels); CanvasTextSet(&g_sTitle, g_pcPanelNames[0]); // // Issue the initial paint request to the widgets. // WidgetPaint(WIDGET_ROOT); // // Loop forever handling widget messages. // while(1) { // // Process any messages in the widget message queue. // WidgetMessageQueueProcess(); // // See if the first half of the sound buffer needs to be filled. // if(HWREGBITW(&g_ui32Flags, FLAG_PING) == 1) { // // generate new audio into the first half of the sound buffer. // GenerateAudio(g_pi16AudioBuffer, AUDIO_SIZE / 2); // // Clear the flag for the first half of the sound buffer. // HWREGBITW(&g_ui32Flags, FLAG_PING) = 0; } // // See if the second half of the sound buffer needs to be filled. // if(HWREGBITW(&g_ui32Flags, FLAG_PONG) == 1) { // // generate new audio into the second half of the sound buffer. // GenerateAudio(g_pi16AudioBuffer + (AUDIO_SIZE / 2), AUDIO_SIZE / 2); // // Clear the flag for the second half of the sound buffer. // HWREGBITW(&g_ui32Flags, FLAG_PONG) = 0; } } }
//***************************************************************************** // // Main application entry function. // //***************************************************************************** int main(void) { tBoolean bRetcode; // // Set the system clock to run at 50MHz from the PLL // ROM_SysCtlClockSet(SYSCTL_SYSDIV_4 | SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_16MHZ); // // NB: We don't call PinoutSet() in this testcase since the EM header // expansion board doesn't currently have an I2C ID EEPROM. If we did // call PinoutSet() this would configure all the EPI pins for SDRAM and // we don't want to do this. // g_eDaughterType = DAUGHTER_NONE; // // Enable peripherals required to drive the LCD. // ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOB); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOD); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOE); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOH); // // Configure SysTick for a 10Hz interrupt. // ROM_SysTickPeriodSet(ROM_SysCtlClockGet() / TICKS_PER_SECOND); ROM_SysTickEnable(); ROM_SysTickIntEnable(); // // Initialize the display driver. // Kitronix320x240x16_SSD2119Init(); // // Initialize the touch screen driver. // TouchScreenInit(); // // Set the touch screen event handler. // TouchScreenCallbackSet(WidgetPointerMessage); // // Add the compile-time defined widgets to the widget tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sHeading); // // Initialize the status string. // UpdateStatus(true, "Joining network..."); // // Paint the widget tree to make sure they all appear on the display. // WidgetPaint(WIDGET_ROOT); // // Initialize the SimpliciTI BSP. // BSP_Init(); // // Set the SimpliciTI device address using the current Ethernet MAC address // to ensure something like uniqueness. // bRetcode = SetSimpliciTIAddress(); // // Did we have a problem with the address? // if(!bRetcode) { // // Yes - make sure the display is updated then hang the app. // WidgetMessageQueueProcess(); while(1) { // // MAC address is not set so hang the app. // } } // // Turn both "LEDs" off. // SetLED(1, false); SetLED(2, false); // // Keep trying to join (a side effect of successful initialization) until // successful. Toggle LEDS to indicate that joining has not occurred. // while(SMPL_SUCCESS != SMPL_Init(0)) { ToggleLED(1); ToggleLED(2); SPIN_ABOUT_A_SECOND; } // // We have joined the network so turn on both "LEDs" to indicate this. // SetLED(1, true); SetLED(2, true); UpdateStatus(true, "Joined network"); // // Link to the access point which is now listening for us and continue // processing. This function does not return. // LinkTo(); }
int main(void) { tContext sContext; tRectangle sRect; // // The FPU should be enabled because some compilers will use floating- // point registers, even for non-floating-point code. If the FPU is not // enabled this will cause a fault. This also ensures that floating- // point operations could be added to this application and would work // correctly and use the hardware floating-point unit. Finally, lazy // stacking is enabled for interrupt handlers. This allows floating- // point instructions to be used within interrupt handlers, but at the // expense of extra stack usage. // FPUEnable(); FPULazyStackingEnable(); // // Set the clock to 40Mhz derived from the PLL and the external oscillator // ROM_SysCtlClockSet(SYSCTL_SYSDIV_5 | SYSCTL_USE_PLL | SYSCTL_XTAL_16MHZ | SYSCTL_OSC_MAIN); // // Initialize the display driver. // Adafruit320x240x16_ILI9325Init(); // // Initialize the graphics context. // GrContextInit(&sContext, &g_sAdafruit320x240x16_ILI9325); // // Configure and enable uDMA // SysCtlPeripheralEnable(SYSCTL_PERIPH_UDMA); SysCtlDelay(10); uDMAControlBaseSet(&sDMAControlTable[0]); uDMAEnable(); // // Initialize the touch screen driver and have it route its messages to the // widget tree. // TouchScreenInit(); // // Paint touch calibration targets and collect calibration data // GrContextForegroundSet(&sContext, ClrWhite); GrContextBackgroundSet(&sContext, ClrBlack); GrContextFontSet(&sContext, &g_sFontCm20); GrStringDraw(&sContext, "Touch center of circles to calibrate", -1, 0, 0, 1); GrCircleDraw(&sContext, 32, 24, 10); GrFlush(&sContext); TouchScreenCalibrationPoint(32, 24, 0); GrCircleDraw(&sContext, 280, 200, 10); GrFlush(&sContext); TouchScreenCalibrationPoint(280, 200, 1); GrCircleDraw(&sContext, 200, 40, 10); GrFlush(&sContext); TouchScreenCalibrationPoint(200, 40, 2); // // Calculate and set calibration matrix // long* plCalibrationMatrix = TouchScreenCalibrate(); // // Write out calibration data if successful // if(plCalibrationMatrix) { char pcStringBuf[20]; usprintf(pcStringBuf, "A %d", plCalibrationMatrix[0]); GrStringDraw(&sContext, pcStringBuf, -1, 0, 20, 1); usprintf(pcStringBuf, "B %d", plCalibrationMatrix[1]); GrStringDraw(&sContext, pcStringBuf, -1, 0, 40, 1); usprintf(pcStringBuf, "C %d", plCalibrationMatrix[2]); GrStringDraw(&sContext, pcStringBuf, -1, 0, 60, 1); usprintf(pcStringBuf, "D %d", plCalibrationMatrix[3]); GrStringDraw(&sContext, pcStringBuf, -1, 0, 80, 1); usprintf(pcStringBuf, "E %d", plCalibrationMatrix[4]); GrStringDraw(&sContext, pcStringBuf, -1, 0, 100, 1); usprintf(pcStringBuf, "F %d", plCalibrationMatrix[5]); GrStringDraw(&sContext, pcStringBuf, -1, 0, 120, 1); usprintf(pcStringBuf, "Div %d", plCalibrationMatrix[6]); GrStringDraw(&sContext, pcStringBuf, -1, 0, 140, 1); TouchScreenCalibrationPoint(0,0,0); // wait for dummy touch } // // Enable touch screen event handler for grlib widgets // TouchScreenCallbackSet(WidgetPointerMessage); // // Fill the top 24 rows of the screen with blue to create the banner. // sRect.sXMin = 0; sRect.sYMin = 0; sRect.sXMax = GrContextDpyWidthGet(&sContext) - 1; sRect.sYMax = 23; GrContextForegroundSet(&sContext, ClrDarkBlue); GrRectFill(&sContext, &sRect); // // Put a white box around the banner. // GrContextForegroundSet(&sContext, ClrWhite); GrRectDraw(&sContext, &sRect); // // Put the application name in the middle of the banner. // GrContextFontSet(&sContext, &g_sFontCm20); GrStringDrawCentered(&sContext, "grlib demo", -1, GrContextDpyWidthGet(&sContext) / 2, 8, 0); // // Add the title block and the previous and next buttons to the widget // tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sPrevious); WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sTitle); WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sNext); // // Add the first panel to the widget tree. // g_ulPanel = 0; WidgetAdd(WIDGET_ROOT, (tWidget *)g_psPanels); CanvasTextSet(&g_sTitle, g_pcPanelNames[0]); // // Issue the initial paint request to the widgets. // WidgetPaint(WIDGET_ROOT); // // Loop forever handling widget messages. // while(1) { // // Process any messages in the widget message queue. // WidgetMessageQueueProcess(); } }
//***************************************************************************** // // A simple demonstration of the features of the Stellaris Graphics Library. // //***************************************************************************** int main(void) { tContext sContext; tRectangle sRect; // // If running on Rev A2 silicon, turn the LDO voltage up to 2.75V. This is // a workaround to allow the PLL to operate reliably. // if(REVISION_IS_A2) { SysCtlLDOSet(SYSCTL_LDO_2_75V); } // // Set the clocking to run from the PLL. // SysCtlClockSet(SYSCTL_SYSDIV_4 | SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_8MHZ); // // Initialize the display driver. // Kitronix320x240x16_SSD2119Init(); // // Turn on the backlight. // Kitronix320x240x16_SSD2119BacklightOn(255); // // Set graphics library text rendering defaults. // GrLibInit(&GRLIB_INIT_STRUCT); // // Set the string table and the default language. // GrStringTableSet(STRING_TABLE); // // Set the default language. // ChangeLanguage(GrLangEnUS); // // Initialize the graphics context. // GrContextInit(&sContext, &g_sKitronix320x240x16_SSD2119); // // Fill the top 26 rows of the screen with blue to create the banner. // sRect.sXMin = 0; sRect.sYMin = 0; sRect.sXMax = GrContextDpyWidthGet(&sContext) - 1; sRect.sYMax = 25; GrContextForegroundSet(&sContext, ClrDarkBlue); GrRectFill(&sContext, &sRect); // // Put a white box around the banner. // GrContextForegroundSet(&sContext, ClrWhite); GrRectDraw(&sContext, &sRect); // // Load the static strings from the string table. These strings are // independent of the language in use but we store them in the string // table nonetheless since (a) we may be using codepage remapping in // which case it would be difficult to hardcode them into the app source // anyway (ASCII or ISO8859-1 text would not render properly with the // remapped custom font) and (b) even if we're not using codepage remapping, // we may have generated a custom font from the string table output and // we want to make sure that all glyphs required by the application are // present in that font. If we hardcode some text in the application // source and don't put it in the string table, we run the risk of having // characters missing in the font. // GrStringGet(STR_ENGLISH, g_pcEnglish, MAX_LANGUAGE_NAME_LEN); GrStringGet(STR_DEUTSCH, g_pcDeutsch, MAX_LANGUAGE_NAME_LEN); GrStringGet(STR_ESPANOL, g_pcEspanol, MAX_LANGUAGE_NAME_LEN); GrStringGet(STR_ITALIANO, g_pcItaliano, MAX_LANGUAGE_NAME_LEN); GrStringGet(STR_CHINESE, g_pcChinese, MAX_LANGUAGE_NAME_LEN); GrStringGet(STR_KOREAN, g_pcKorean, MAX_LANGUAGE_NAME_LEN); GrStringGet(STR_JAPANESE, g_pcJapanese, MAX_LANGUAGE_NAME_LEN); GrStringGet(STR_PLUS, g_pcPlus, 2); GrStringGet(STR_MINUS, g_pcMinus, 2); // // Put the application name in the middle of the banner. // GrStringGet(STR_APPNAME, g_pcBuffer, SCOMP_MAX_STRLEN); GrContextFontSet(&sContext, FONT_20PT); GrStringDrawCentered(&sContext, g_pcBuffer, -1, GrContextDpyWidthGet(&sContext) / 2, 10, 0); // // Initialize the sound driver. // SoundInit(); // // Initialize the touch screen driver and have it route its messages to the // widget tree. // TouchScreenInit(); TouchScreenCallbackSet(WidgetPointerMessage); // // Add the title block and the previous and next buttons to the widget // tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sPrevious); WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sTitle); WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sNext); // // Add the first panel to the widget tree. // g_ulPanel = 0; WidgetAdd(WIDGET_ROOT, (tWidget *)g_psPanels); // // Set the string for the title. // CanvasTextSet(&g_sTitle, g_pcTitle); // // Initialize the pointer to the button text. // PushButtonTextSet(&g_sFirmwareUpdateBtn, g_pcUpdateButton); // // Issue the initial paint request to the widgets. // WidgetPaint(WIDGET_ROOT); // // Loop forever unless we receive a signal that a firmware update has been // requested. // while(!g_bFirmwareUpdate) { // // Process any messages in the widget message queue. // WidgetMessageQueueProcess(); } // // If we drop out, a firmware update request has been made. We call // WidgetMessageQueueProcess once more to ensure that any final messages // are processed then jump into the bootloader. // WidgetMessageQueueProcess(); // // Wait a while for the last keyboard click sound to finish. This is about // 500mS since the delay loop is 3 cycles long. // SysCtlDelay(SysCtlClockGet() / 6); // // Pass control to the bootloader. // JumpToBootLoader(); // // The boot loader should take control, so this should never be reached. // Just in case, loop forever. // while(1) { } }
//***************************************************************************** // // A simple demonstration of the features of the TivaWare Graphics Library. // //***************************************************************************** int main(void) { tContext sContext; tRectangle sRect; // // The FPU should be enabled because some compilers will use floating- // point registers, even for non-floating-point code. If the FPU is not // enabled this will cause a fault. This also ensures that floating- // point operations could be added to this application and would work // correctly and use the hardware floating-point unit. Finally, lazy // stacking is enabled for interrupt handlers. This allows floating- // point instructions to be used within interrupt handlers, but at the // expense of extra stack usage. // FPUEnable(); FPULazyStackingEnable(); // // Run from the PLL at 120 MHz. // g_ui32SysClock = MAP_SysCtlClockFreqSet((SYSCTL_XTAL_25MHZ | SYSCTL_OSC_MAIN | SYSCTL_USE_PLL | SYSCTL_CFG_VCO_480), 120000000); // // Initialize the display driver. // Kentec320x240x16_SSD2119Init(g_ui32SysClock); // // Initialize the graphics context. // GrContextInit(&sContext, &g_sKentec320x240x16_SSD2119); // // Fill the top 24 rows of the screen with blue to create the banner. // sRect.i16XMin = 0; sRect.i16YMin = 0; sRect.i16XMax = GrContextDpyWidthGet(&sContext) - 1; sRect.i16YMax = 23; GrContextForegroundSet(&sContext, ClrDarkBlue); GrRectFill(&sContext, &sRect); // // Put a white box around the banner. // GrContextForegroundSet(&sContext, ClrWhite); GrRectDraw(&sContext, &sRect); // // Put the application name in the middle of the banner. // GrContextFontSet(&sContext, &g_sFontCm20); GrStringDrawCentered(&sContext, "grlib demo", -1, GrContextDpyWidthGet(&sContext) / 2, 8, 0); // // Configure and enable uDMA // SysCtlPeripheralEnable(SYSCTL_PERIPH_UDMA); SysCtlDelay(10); uDMAControlBaseSet(&psDMAControlTable[0]); uDMAEnable(); // // Initialize the touch screen driver and have it route its messages to the // widget tree. // TouchScreenInit(g_ui32SysClock); TouchScreenCallbackSet(WidgetPointerMessage); // // Add the title block and the previous and next buttons to the widget // tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sPrevious); WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sTitle); WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sNext); // // Add the first panel to the widget tree. // g_ui32Panel = 0; WidgetAdd(WIDGET_ROOT, (tWidget *)g_psPanels); CanvasTextSet(&g_sTitle, g_pcPanei32Names[0]); // // Issue the initial paint request to the widgets. // WidgetPaint(WIDGET_ROOT); // // Loop forever handling widget messages. // while(1) { // // Process any messages in the widget message queue. // WidgetMessageQueueProcess(); } }
//***************************************************************************** // // Main application entry function. // //***************************************************************************** int main(void) { tBoolean bRetcode; smplStatus_t eRetcode; ioctlToken_t eToken; // // Set the system clock to run at 50MHz from the PLL // ROM_SysCtlClockSet(SYSCTL_SYSDIV_4 | SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_16MHZ); // // NB: We don't call PinoutSet() in this testcase since the EM header // expansion board doesn't currently have an I2C ID EEPROM. If we did // call PinoutSet() this would configure all the EPI pins for SDRAM and // we don't want to do this. // g_eDaughterType = DAUGHTER_NONE; // // Enable peripherals required to drive the LCD. // ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOB); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOD); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOE); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOH); // // Configure SysTick for a 10Hz interrupt. // ROM_SysTickPeriodSet(ROM_SysCtlClockGet() / TICKS_PER_SECOND); ROM_SysTickEnable(); ROM_SysTickIntEnable(); // // Initialize the display driver. // Kitronix320x240x16_SSD2119Init(); // // Initialize the touch screen driver. // TouchScreenInit(); // // Set the touch screen event handler. // TouchScreenCallbackSet(WidgetPointerMessage); // // Add the compile-time defined widgets to the widget tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sHeading); // // Initialize the status string. // UpdateStatus("Initializing..."); // // Paint the widget tree to make sure they all appear on the display. // WidgetPaint(WIDGET_ROOT); // // Initialize the SimpliciTI BSP. // BSP_Init(); // // Set the SimpliciTI device address using the current Ethernet MAC address // to ensure something like uniqueness. // bRetcode = SetSimpliciTIAddress(); // // Did we have a problem with the address? // if(!bRetcode) { // // Yes - make sure the display is updated then hang the app. // WidgetMessageQueueProcess(); while(1) { // // MAC address is not set so hang the app. // } } // // Turn on both our LEDs // SetLED(1, true); SetLED(2, true); UpdateStatus("Waiting..."); // // Initialize the SimpliciTI stack but don't set any receive callback. // while(1) { eRetcode = SMPL_Init((uint8_t (*)(linkID_t))0); if(eRetcode == SMPL_SUCCESS) { break; } ToggleLED(1); ToggleLED(2); SPIN_ABOUT_A_SECOND; } // This code example changes the Link token to be distributed to those who // Join. For the example here this should be done before anyone joins so // the Join context is defaulted to OFF for this scenario. See the // smpl_config.dat file. After the link token is set the Join context must // be enabled. // // NOTE that this is done after initialization. For APs the init sequence // consists of a step in which a link token is generated. The sequence here // overrides that setting. It can be used to distribute different link // tokens to different devices. The sequence here is a simple example of // how to use the IOCTL interface to set the Link token for subsequent // Joiners. // // You might want to be careful about following this particular example if // you are restoring from NV unless you are setting a fixed value as is // done here. Unconditionally setting a random value will make it // essentially impossible for newly joining devices to link to devices that // joined before the AP was reset since they will have different link // tokens. // eToken.tokenType = TT_LINK; eToken.token.linkToken = 0x78563412; SMPL_Ioctl(IOCTL_OBJ_TOKEN, IOCTL_ACT_SET, &eToken); // // Enable join context. // SMPL_Ioctl(IOCTL_OBJ_AP_JOIN, IOCTL_ACT_ON, 0); // // Tell the user what's up. // UpdateStatus("Access point active."); // // Do nothing after this - the SimpliciTI stack code handles all the // access point function required. // while(1) { // // Process the widget message queue. // WidgetMessageQueueProcess(); } }
//***************************************************************************** // // This is the main loop that runs the application. // //***************************************************************************** int main(void) { uint8_t ui8ButtonsChanged, ui8Buttons; uint32_t ui32SysClock; // // Set the clocking to run from the PLL at 120MHz // ui32SysClock = MAP_SysCtlClockFreqSet((SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_25MHZ | SYSCTL_CFG_VCO_480), 120000000); // // Configure the device pins. // PinoutSet(); // // Configure the buttons driver. // ButtonsInit(ALL_BUTTONS); // // Initialize the display driver. // Kentec320x240x16_SSD2119Init(ui32SysClock); // // Initialize the graphics context. // GrContextInit(&g_sContext, &g_sKentec320x240x16_SSD2119); // // Draw the application frame. // FrameDraw(&g_sContext, "usb-dev-gamepad"); // // Default status is disconnected. // DisplayStatus(&g_sContext, "Disconnected"); // // Not configured initially. // g_iGamepadState = eStateNotConfigured; // // Initialize the USB stack for device mode. // USBStackModeSet(0, eUSBModeDevice, 0); // // Pass the device information to the USB library and place the device // on the bus. // USBDHIDGamepadInit(0, &g_sGamepadDevice); // // Zero out the initial report. // g_sReport.ui8Buttons = 0; g_sReport.i8XPos = 0; g_sReport.i8YPos = 0; // // Initialize the touch screen driver. // TouchScreenInit(ui32SysClock); // // Set the touch screen event handler. // TouchScreenCallbackSet(TSHandler); // // The main loop starts here. We begin by waiting for a host connection // then drop into the main gamepad handling section. If the host // disconnects, we return to the top and wait for a new connection. // while(1) { // // Wait here until USB device is connected to a host. // if(g_iGamepadState == eStateIdle) { // // See if the buttons updated. // ButtonsPoll(&ui8ButtonsChanged, &ui8Buttons); g_sReport.ui8Buttons = 0; // // Set button 1 if up button pressed. // if(ui8Buttons & UP_BUTTON) { g_sReport.ui8Buttons |= 0x01; } // // Set button 2 if down button pressed. // if(ui8Buttons & DOWN_BUTTON) { g_sReport.ui8Buttons |= 0x02; } // // Set button 3 if select button pressed. // if(ui8Buttons & SELECT_BUTTON) { g_sReport.ui8Buttons |= 0x04; } if(ui8ButtonsChanged) { g_bUpdate = true; } // // Send the report if there was an update. // if(g_bUpdate) { g_bUpdate = false; USBDHIDGamepadSendReport(&g_sGamepadDevice, &g_sReport, sizeof(g_sReport)); // // Now sending data but protect this from an interrupt since // it can change in interrupt context as well. // IntMasterDisable(); g_iGamepadState = eStateSending; IntMasterEnable(); } } } }
//***************************************************************************** // // Provides a scribble pad using the display on the Intelligent Display Module. // //***************************************************************************** int main(void) { uint32_t ui32SysClock; // // Run from the PLL at 120 MHz. // ui32SysClock = MAP_SysCtlClockFreqSet((SYSCTL_XTAL_25MHZ | SYSCTL_OSC_MAIN | SYSCTL_USE_PLL | SYSCTL_CFG_VCO_480), 120000000); // // Configure the device pins. // PinoutSet(); // // Initialize the display driver. // Kentec320x240x16_SSD2119Init(ui32SysClock); // // Initialize the graphics context. // GrContextInit(&g_sContext, &g_sKentec320x240x16_SSD2119); // // Draw the application frame. // FrameDraw(&g_sContext, "scribble"); // // Print the instructions across the top of the screen in white with a 20 // point san-serif font. // GrContextForegroundSet(&g_sContext, ClrWhite); GrContextFontSet(&g_sContext, g_psFontCmss20); GrStringDrawCentered(&g_sContext, "Touch the screen to draw", -1, GrContextDpyWidthGet(&g_sContext) / 2, ((GrContextDpyHeightGet(&g_sContext) - 32) / 2) + 14, 0); // // Flush any cached drawing operations. // GrFlush(&g_sContext); // // Set the color index to zero. // g_ui32ColorIdx = 0; // // Initialize the message queue we use to pass messages from the touch // interrupt handler context to the main loop for processing. // RingBufInit(&g_sMsgQueue, (uint8_t *)g_psMsgQueueBuffer, (MSG_QUEUE_SIZE * sizeof(tScribbleMessage))); // // Initialize the touch screen driver. // TouchScreenInit(ui32SysClock); // // Set the touch screen event handler. // TouchScreenCallbackSet(TSHandler); // // Loop forever. All the drawing is done in the touch screen event // handler. // while(1) { // // Process any new touchscreen messages. // ProcessTouchMessages(); } }
//***************************************************************************** // // Main application entry function. // //***************************************************************************** int main(void) { tBoolean bSuccess, bRetcode; unsigned char pucMsg[2]; unsigned char ucTid; unsigned char ucDelay; unsigned long ulLastRxCount, ulLastTxCount; smplStatus_t eRetcode; // // Set the system clock to run at 50MHz from the PLL // ROM_SysCtlClockSet(SYSCTL_SYSDIV_4 | SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_16MHZ); // // NB: We don't call PinoutSet() in this testcase since the EM header // expansion board doesn't currently have an I2C ID EEPROM. If we did // call PinoutSet() this would configure all the EPI pins for SDRAM and // we don't want to do this. // g_eDaughterType = DAUGHTER_NONE; // // Enable peripherals required to drive the LCD. // ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOB); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOD); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOE); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOH); // // Configure SysTick for a 10Hz interrupt. // ROM_SysTickPeriodSet(ROM_SysCtlClockGet() / TICKS_PER_SECOND); ROM_SysTickEnable(); ROM_SysTickIntEnable(); // // Initialize the display driver. // Kitronix320x240x16_SSD2119Init(); // // Initialize the touch screen driver. // TouchScreenInit(); // // Set the touch screen event handler. // TouchScreenCallbackSet(WidgetPointerMessage); // // Add the compile-time defined widgets to the widget tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sHeading); // // Initialize the status string. // UpdateStatus(true, "Please choose the operating mode."); // // Paint the widget tree to make sure they all appear on the display. // WidgetPaint(WIDGET_ROOT); // // Initialize the SimpliciTI BSP. // BSP_Init(); // // Set the SimpliciTI device address using the current Ethernet MAC address // to ensure something like uniqueness. // bRetcode = SetSimpliciTIAddress(); if(!bRetcode) { // // The board does not have a MAC address configured so we can't set // the SimpliciTI device address (which we derive from the MAC address). // while(1); } // // Initialize the SimpliciTI stack and supply our receive callback // function pointer. // SMPL_Init(RxCallback); // // Initialize our message ID, initial inter-message delay and packet // counters. // ucTid = 0; ucDelay = 0; ulLastRxCount = 0; ulLastTxCount = 0; // // Fall into the command line processing loop. // while (1) { // // Process any messages from or for the widgets. // WidgetMessageQueueProcess(); // // Check to see if we've been told to do anything. // if(g_ulCommandFlags) { // // Has the mode been set? If so, set up the display to show the // "LEDs" and then start communication. // if(HWREGBITW(&g_ulCommandFlags, COMMAND_MODE_SET)) { // // Clear the bit now that we have seen it. // HWREGBITW(&g_ulCommandFlags, COMMAND_MODE_SET) = 0; // // Remove the buttons and replace them with the LEDs then // repaint the display. // WidgetRemove((tWidget *)&g_sBtnContainer); WidgetAdd((tWidget *)&g_sBackground, (tWidget *)&g_sLEDContainer); WidgetPaint((tWidget *)&g_sBackground); // // Now call the function that initiates communication in // the desired mode. Note that these functions will not return // until communication is established or an error occurs. // if(g_ulMode == MODE_TALKER) { bSuccess = LinkTo(); } else { bSuccess = LinkFrom(); } // // If we were unsuccessfull, go back to the mode selection // display. // if(!bSuccess) { // // Remove the LEDs and show the buttons again. // WidgetRemove((tWidget *)&g_sLEDContainer); WidgetAdd((tWidget *)&g_sBackground, (tWidget *)&g_sBtnContainer); WidgetPaint((tWidget *)&g_sBackground); // // Tell the user what happened. // UpdateStatus(false, "Error establishing communication!"); UpdateStatus(true, "Please choose the operating mode."); // // Remember that we don't have an operating mode chosen. // g_ulMode = MODE_UNDEFINED; } } // // Have we been asked to toggle the first "LED"? // if(HWREGBITW(&g_ulCommandFlags, COMMAND_LED1_TOGGLE)) { // // Clear the bit now that we have seen it. // HWREGBITW(&g_ulCommandFlags, COMMAND_LED1_TOGGLE) = 0; // // Toggle the LED. // ToggleLED(1); } // // Have we been asked to toggle the second "LED"? // if(HWREGBITW(&g_ulCommandFlags, COMMAND_LED2_TOGGLE)) { // // Clear the bit now that we have seen it. // HWREGBITW(&g_ulCommandFlags, COMMAND_LED2_TOGGLE) = 0; // // Toggle the LED. // ToggleLED(2); } // // Have we been asked to send a packet back to our peer? This // command is only ever sent to the main loop when we are running // in listener mode (LinkListen). // if(HWREGBITW(&g_ulCommandFlags, COMMAND_SEND_REPLY)) { // // Clear the bit now that we have seen it. // HWREGBITW(&g_ulCommandFlags, COMMAND_SEND_REPLY) = 0; // // Create the message. The first byte tells the receiver to // toggle LED1 and the second is a sequence counter. // pucMsg[0] = 1; pucMsg[1] = ++ucTid; eRetcode = SMPL_Send(sLinkID, pucMsg, 2); // // Update our transmit counter if we transmitted the packet // successfully. // if(eRetcode == SMPL_SUCCESS) { g_ulTxCount++; } else { UpdateStatus(false, "TX error %s (%d)", MapSMPLStatus(eRetcode), eRetcode); } } } // // If we are the talker (LinkTo mode), check to see if it's time to // send another packet to our peer. // if((g_ulMode == MODE_TALKER) && (g_ulSysTickCount >= g_ulNextPacketTick)) { // // Create the message. The first byte tells the receiver to // toggle LED1 and the second is a sequence counter. // pucMsg[0] = 1; pucMsg[1] = ++ucTid; eRetcode = SMPL_Send(sLinkID, pucMsg, 2); // // Update our transmit counter if we transmitted the packet // correctly. // if(eRetcode == SMPL_SUCCESS) { g_ulTxCount++; } else { UpdateStatus(false, "TX error %s (%d)", MapSMPLStatus(eRetcode), eRetcode); } // // Set the delay before the next message. // #ifndef USE_2_SECOND_DELAY // // Set the delay before the next message. We increase this from 1 // second to 4 seconds then cycle back to 1. // ucDelay = (ucDelay == 4) ? 1 : (ucDelay + 1); #else // // Wait 2 seconds before sending the next message. // ucDelay = 2; #endif // // Calculate the system tick count when our delay has completed. // This algorithm will generate a spurious packet every 13.7 years // since I don't handle the rollover case in the comparison above // but I'm pretty sure you will forgive me for this oversight. // g_ulNextPacketTick = g_ulSysTickCount + (TICKS_PER_SECOND * ucDelay); } // // If either the transmit or receive packet count changed, update // the status on the display. // if((g_ulRxCount != ulLastRxCount) || (g_ulTxCount != ulLastTxCount)) { ulLastTxCount = g_ulTxCount; ulLastRxCount = g_ulRxCount; UpdateStatus(false, "Received %d pkts, sent %d (%d)", ulLastRxCount, ulLastTxCount); } } }
/* * ======== main ======== */ Int main(Void) { Mailbox_Params mboxParams; /* Task_Params grlibTaskParams; Task_Params consoleTaskParams; Task_Handle grlibTaskHandle; Task_Handle consoleTaskHandle;*/ Error_Block eb; /* Init board-specific functions. */ Board_initGeneral(); Board_initGPIO(); Board_initUART(); Board_initUSB(Board_USBDEVICE); /* Turn on user LED */ // GPIO_write(DK_TM4C123G_LED, DK_TM4C123G_LED_ON); add_device("UART", _MSA, UARTUtils_deviceopen, UARTUtils_deviceclose, UARTUtils_deviceread, UARTUtils_devicewrite, UARTUtils_devicelseek, UARTUtils_deviceunlink, UARTUtils_devicerename); /* Open UART0 for writing to stdout and set buffer */ freopen("UART:0", "w", stdout); setvbuf(stdout, NULL, _IOLBF, 128); /* Open UART0 for reading from stdin and set buffer */ freopen("UART:0", "r", stdin); setvbuf(stdin, NULL, _IOLBF, 128); /* * Initialize UART port 0 used by SysCallback. This and other SysCallback * UART functions are implemented in UARTUtils.c. Calls to System_printf * will go to UART0, the same as printf. */ UARTUtils_systemInit(0); /* Init LCD and USBCDC */ LCD_init(); // USBCDCD_init(); TouchScreenInit(); TouchScreenCallbackSet(grlibTouchTaskFxn); Bounder_set(); LED_OFF(); /* Init and enable interrupts */ GPIO_setupCallbacks(&EK_TM4C123GXL_gpioPortFCallbacks); GPIO_enableInt(EK_TM4C123GXL_SW1, GPIO_INT_RISING); GPIO_enableInt(EK_TM4C123GXL_SW2, GPIO_INT_RISING); /* SYS/BIOS Mailbox create */ Error_init(&eb); Mailbox_Params_init(&mboxParams); mailboxHandle = Mailbox_create(sizeof(DrawMessage), 2, &mboxParams, &eb); if (mailboxHandle == NULL) { System_abort("Mailbox create failed\nAborting..."); } /* Console task create */ /* Error_init(&eb); Task_Params_init(&consoleTaskParams); consoleTaskParams.instance->name = "consoleTask"; consoleTaskParams.stackSize = 1024; consoleTaskParams.priority = 2; consoleTaskHandle = Task_create(consoleTaskFxn, &consoleTaskParams, &eb); if (consoleTaskHandle == NULL) { System_abort("Console task was not created\nAborting..."); } Grlib task create Error_init(&eb); Task_Params_init(&grlibTaskParams); grlibTaskParams.instance->name = "grlibTask"; grlibTaskParams.stackSize = 2048; grlibTaskParams.priority = 1; grlibTaskHandle = Task_create(grlibTaskFxn, &grlibTaskParams, &eb); if (grlibTaskHandle == NULL) { System_abort("Grlib task was not created\nAborting..."); }*/ System_printf("Starting the example\n%s, %s", "System provider is set to SysMin", "halt the target and use ROV to view output.\n"); /* SysMin will only print to the console when you call flush or exit */ System_flush(); USBCDCD_init();//?????? why not working fillBox(4); fillBox(4); output(4,Array2048); /* Start BIOS. Will not return from this call. */ BIOS_start(); return (0); }
//***************************************************************************** // // This is the main loop that runs the application. // //***************************************************************************** int main(void) { tRectangle sRect; // // Set the clocking to run directly from the crystal. // ROM_SysCtlClockSet(SYSCTL_SYSDIV_4 | SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_16MHZ); // // Set the device pinout appropriately for this board. // PinoutSet(); #ifdef DEBUG // // Open UART0 for debug output. // UARTStdioInit(0); #endif // // Set the system tick to fire 100 times per second. // ROM_SysTickPeriodSet(ROM_SysCtlClockGet() / SYSTICKS_PER_SECOND); ROM_SysTickIntEnable(); ROM_SysTickEnable(); // // Initialize the display driver. // Kitronix320x240x16_SSD2119Init(); // // Initialize the graphics context. // GrContextInit(&g_sContext, &g_sKitronix320x240x16_SSD2119); // // Fill the top 24 rows of the screen with blue to create the banner. // sRect.sXMin = 0; sRect.sYMin = 0; sRect.sXMax = GrContextDpyWidthGet(&g_sContext) - 1; sRect.sYMax = 23; GrContextForegroundSet(&g_sContext, ClrDarkBlue); GrRectFill(&g_sContext, &sRect); // // Put a white box around the banner. // GrContextForegroundSet(&g_sContext, ClrWhite); GrRectDraw(&g_sContext, &sRect); // // Put the application name in the middle of the banner. // GrContextFontSet(&g_sContext, g_pFontCm20); GrStringDrawCentered(&g_sContext, "boot-demo-usb", -1, GrContextDpyWidthGet(&g_sContext) / 2, 10, 0); // // Draw the buttons in their initial (unpressed)state. // UpdateDisplay(g_ucButtons, true); // // Initialize each of the device instances that will form our composite // USB device. // g_sCompDevice.psDevices[0].pvInstance = USBDHIDMouseCompositeInit(0, (tUSBDHIDMouseDevice *)&g_sMouseDevice); g_sCompDevice.psDevices[1].pvInstance = USBDDFUCompositeInit(0, (tUSBDDFUDevice *)&g_sDFUDevice); // // Pass the USB library our device information, initialize the USB // controller and connect the device to the bus. // USBDCompositeInit(0, &g_sCompDevice, DESCRIPTOR_BUFFER_SIZE, g_pcDescriptorBuffer); // // Initialize the touch screen driver. // TouchScreenInit(); // // Set the touch screen event handler. // TouchScreenCallbackSet(MouseTouchHandler); // // Drop into the main loop. // while(!g_bUpdateSignalled) { // // Tell the user what we are doing. // GrContextFontSet(&g_sContext, g_pFontCmss22b); GrContextForegroundSet(&g_sContext, ClrWhite); GrStringDrawCentered(&g_sContext, " Waiting for host... ", -1, GrContextDpyWidthGet(&g_sContext) / 2, 40, true); // // Wait for USB configuration to complete. // while(!g_bConnected) { } // // Update the status. // GrStringDrawCentered(&g_sContext, " Host connected... ", -1, GrContextDpyWidthGet(&g_sContext) / 2, 40, true); // // Now keep processing the mouse as long as the host is connected and // we've not been told to prepare for a firmware upgrade. // while(g_bConnected && !g_bUpdateSignalled) { // // If it is time to check the touchscreen state then do so. // if(g_ulCommands & TOUCH_TICK_EVENT) { g_ulCommands &= ~TOUCH_TICK_EVENT; TouchHandler(); } } // // If we drop out of the previous loop, either the host has // disconnected or a firmware upgrade has been signalled. // } // // Tell the user what's going on. // GrContextFontSet(&g_sContext, g_pFontCmss22b); GrStringDrawCentered(&g_sContext, " Switching to DFU mode ", -1, GrContextDpyWidthGet(&g_sContext) / 2, 40, true); // // If we get here, a firmware upgrade has been signalled so we need to get // back into the boot loader to allow this to happen. Call the USB DFU // device class to do this for us. Note that this function never returns. // USBDDFUUpdateBegin(); }
//***************************************************************************** // // Main application entry function. // //***************************************************************************** int main(void) { tBoolean bRetcode; smplStatus_t eRetcode; // // Set the system clock to run at 50MHz from the PLL // MAP_SysCtlClockSet(SYSCTL_SYSDIV_4 | SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_16MHZ); // // NB: We don't call PinoutSet() in this testcase since the EM header // expansion board doesn't currently have an I2C ID EEPROM. If we did // call PinoutSet() this would configure all the EPI pins for SDRAM and // we don't want to do this. // g_eDaughterType = DAUGHTER_NONE; // // Enable peripherals required to drive the LCD. // ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOB); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOD); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOE); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOH); // // Configure SysTick for a 10Hz interrupt. // ROM_SysTickPeriodSet(ROM_SysCtlClockGet() / TICKS_PER_SECOND); ROM_SysTickEnable(); ROM_SysTickIntEnable(); // // Initialize the display driver. // Kitronix320x240x16_SSD2119Init(); // // Initialize the touch screen driver. // TouchScreenInit(); // // Set the touch screen event handler. // TouchScreenCallbackSet(WidgetPointerMessage); // // Add the compile-time defined widgets to the widget tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sHeading); // // Initialize the status string. // UpdateStatus("Initializing..."); // // Paint the widget tree to make sure they all appear on the display. // WidgetPaint(WIDGET_ROOT); // // Initialize the SimpliciTI BSP. // BSP_Init(); // // Set the SimpliciTI device address using the current Ethernet MAC address // to ensure something like uniqueness. // bRetcode = SetSimpliciTIAddress(); // // Did we have a problem with the address? // if(!bRetcode) { // // Yes - make sure the display is updated then hang the app. // WidgetMessageQueueProcess(); while(1) { // // MAC address is not set so hang the app. // } } // // Turn on both our LEDs // SetLED(1, true); SetLED(2, true); UpdateStatus("Waiting..."); // // Initialize the SimpliciTI stack but don't set any receive callback. // while(1) { eRetcode = SMPL_Init((uint8_t (*)(linkID_t))0); if(eRetcode == SMPL_SUCCESS) { break; } ToggleLED(1); ToggleLED(2); SPIN_ABOUT_A_SECOND; } // // Tell the user what's up. // UpdateStatus("Range Extender active."); // // Do nothing after this - the SimpliciTI stack code handles all the // access point function required. // while(1) { // // Process the widget message queue. // WidgetMessageQueueProcess(); } }
//***************************************************************************** // // This example demonstrates the use of both watchdog timers. // //***************************************************************************** int main(void) { uint32_t ui32SysClock; // // Run from the PLL at 120 MHz. // ui32SysClock = SysCtlClockFreqSet((SYSCTL_XTAL_25MHZ | SYSCTL_OSC_MAIN | SYSCTL_USE_PLL | SYSCTL_CFG_VCO_480), 120000000); // // Configure the device pins. // PinoutSet(); // // Initialize the display driver. // Kentec320x240x16_SSD2119Init(ui32SysClock); // // Initialize the graphics context. // GrContextInit(&g_sContext, &g_sKentec320x240x16_SSD2119); // // Draw the application frame. // FrameDraw(&g_sContext, "watchdog"); // // Initialize the touch screen driver. // TouchScreenInit(ui32SysClock); TouchScreenCallbackSet(WatchdogTouchCallback); // // Reconfigure PF1 as a GPIO output so that it can be directly driven // (instead of being an Ethernet LED). // ROM_GPIOPinTypeGPIOOutput(GPIO_PORTF_BASE, GPIO_PIN_1); ROM_GPIOPinWrite(GPIO_PORTF_BASE, GPIO_PIN_1, 0); // // Show the state and offer some instructions to the user. // GrContextFontSet(&g_sContext, g_psFontCmss20); GrStringDrawCentered(&g_sContext, "Watchdog 0:", -1, 80, 80, 0); GrStringDrawCentered(&g_sContext, "Watchdog 1:", -1, 240, 80, 0); GrContextFontSet(&g_sContext, g_psFontCmss14); GrStringDrawCentered(&g_sContext, "Tap the left screen to starve the watchdog 0", -1, GrContextDpyWidthGet(&g_sContext) / 2 , (GrContextDpyHeightGet(&g_sContext) / 2) + 40, 1); GrStringDrawCentered(&g_sContext, "Tap the right screen to starve the watchdog 1", -1, GrContextDpyWidthGet(&g_sContext) / 2 , (GrContextDpyHeightGet(&g_sContext) / 2) + 60, 1); // // Enable the peripherals used by this example. // ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_WDOG0); ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_WDOG1); // // Enable the watchdog interrupt. // ROM_IntEnable(INT_WATCHDOG); // // Set the period of the watchdog timer. // ROM_WatchdogReloadSet(WATCHDOG0_BASE, ui32SysClock); ROM_WatchdogReloadSet(WATCHDOG1_BASE, 16000000); // // Enable reset generation from the watchdog timer. // ROM_WatchdogResetEnable(WATCHDOG0_BASE); ROM_WatchdogResetEnable(WATCHDOG1_BASE); // // Enable the watchdog timer. // ROM_WatchdogEnable(WATCHDOG0_BASE); ROM_WatchdogEnable(WATCHDOG1_BASE); // // Loop forever while the LED winks as watchdog interrupts are handled. // while(1) { } }
//***************************************************************************** // // A simple demonstration of the features of the Stellaris Graphics Library. // //***************************************************************************** int main(void) { tContext sContext; tRectangle sRect; // // If running on Rev A2 silicon, turn the LDO voltage up to 2.75V. This is // a workaround to allow the PLL to operate reliably. // if(REVISION_IS_A2) { SysCtlLDOSet(SYSCTL_LDO_2_75V); } // // Set the clocking to run from the PLL. // SysCtlClockSet(SYSCTL_SYSDIV_4 | SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_8MHZ); // // Initialize the display driver. // Kitronix320x240x16_SSD2119Init(); // // Turn on the backlight. // Kitronix320x240x16_SSD2119BacklightOn(255); // // Initialize the graphics context. // GrContextInit(&sContext, &g_sKitronix320x240x16_SSD2119); // // Fill the top 24 rows of the screen with blue to create the banner. // sRect.sXMin = 0; sRect.sYMin = 0; sRect.sXMax = GrContextDpyWidthGet(&sContext) - 1; sRect.sYMax = 23; GrContextForegroundSet(&sContext, ClrDarkBlue); GrRectFill(&sContext, &sRect); // // Put a white box around the banner. // GrContextForegroundSet(&sContext, ClrWhite); GrRectDraw(&sContext, &sRect); // // Put the application name in the middle of the banner. // GrContextFontSet(&sContext, g_pFontCm20); GrStringDrawCentered(&sContext, "grlib demo", -1, GrContextDpyWidthGet(&sContext) / 2, 11, 0); // // Initialize the sound driver. // SoundInit(); // // Initialize the touch screen driver and have it route its messages to the // widget tree. // TouchScreenInit(); TouchScreenCallbackSet(WidgetPointerMessage); // // Add the title block and the previous and next buttons to the widget // tree. // WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sPrevious); WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sTitle); WidgetAdd(WIDGET_ROOT, (tWidget *)&g_sNext); // // Add the first panel to the widget tree. // g_ulPanel = 0; WidgetAdd(WIDGET_ROOT, (tWidget *)g_psPanels); CanvasTextSet(&g_sTitle, g_pcPanelNames[0]); // // Issue the initial paint request to the widgets. // WidgetPaint(WIDGET_ROOT); // // Loop forever unless we receive a signal that a firmware update has been // requested. // while(!g_bFirmwareUpdate) { // // Process any messages in the widget message queue. // WidgetMessageQueueProcess(); } // // If we drop out, a firmware update request has been made. We call // WidgetMessageQueueProcess once more to ensure that any final messages // are processed then jump into the bootloader. // WidgetMessageQueueProcess(); // // Wait a while for the last keyboard click sound to finish. This is about // 500mS since the delay loop is 3 cycles long. // SysCtlDelay(SysCtlClockGet() / 6); // // Pass control to the bootloader. // JumpToBootLoader(); // // The boot loader should take control, so this should never be reached. // Just in case, loop forever. // while(1) { } }