void InitGUI(void) {
InitDisplayTimer();
LCD_SSD2119Init();
/*-------------------------------------------------*/
TouchScreenInit();
TouchScreenCallbackSet(WidgetPointerMessage);
WidgetPaint(WIDGET_ROOT);
WidgetAdd(WIDGET_ROOT, (tWidget *) &g_sBackground);
}
int main(void)
{
MMUConfigAndEnable();
CacheEnable(CACHE_ALL);
SetupIntc();
UARTStdioInit();
/* This function will enable clocks for the DMTimer2 instance */
DMTimer2ModuleClkConfig();
TouchScreenInit();
return 0;
}
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();
}
}
//*****************************************************************************
//
// 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;
}
//*****************************************************************************
//
// 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)
{
}
}
//*****************************************************************************
//
// 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;
}
}
}
//*****************************************************************************
//
// 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;
}
}
}
//*****************************************************************************
//
// 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();
}
}
//*****************************************************************************
//
// 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);
}
}
}
//*****************************************************************************
//
// 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();
}
}
}
}
//*****************************************************************************
//
// 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();
}
}
//*****************************************************************************
//
// 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 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();
}
}
//*****************************************************************************
//
// 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 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)
{
}
}
//*****************************************************************************
//
// 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);
}
}
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();
}
}
/*
* ======== 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);
}
//*****************************************************************************
//
// 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();
}
}
//*****************************************************************************
//
// 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();
}
//*****************************************************************************
//
// 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;
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();
}
}
//*****************************************************************************
//
// 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();
}
}
//*****************************************************************************
//
// Performs calibration of the touch screen.
//
//*****************************************************************************
int
main(void)
{
int32_t i32Idx, i32X1, i32Y1, i32X2, i32Y2, i32Count, ppi32Points[3][4];
uint32_t ui32SysClock;
char pcBuffer[32];
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, "calibrate");
//
// Print the instructions across the middle of the screen in white with a
// 20 point small-caps font.
//
GrContextForegroundSet(&sContext, ClrWhite);
GrContextFontSet(&sContext, g_psFontCmsc20);
GrStringDrawCentered(&sContext, "Touch the box", -1,
GrContextDpyWidthGet(&sContext) / 2,
(GrContextDpyHeightGet(&sContext) / 2) - 10, 0);
//
// Set the points used for calibration based on the size of the screen.
//
ppi32Points[0][0] = GrContextDpyWidthGet(&sContext) / 10;
ppi32Points[0][1] = (GrContextDpyHeightGet(&sContext) * 2) / 10;
ppi32Points[1][0] = GrContextDpyWidthGet(&sContext) / 2;
ppi32Points[1][1] = (GrContextDpyHeightGet(&sContext) * 9) / 10;
ppi32Points[2][0] = (GrContextDpyWidthGet(&sContext) * 9) / 10;
ppi32Points[2][1] = GrContextDpyHeightGet(&sContext) / 2;
//
// Initialize the touch screen driver.
//
TouchScreenInit(ui32SysClock);
//
// Loop through the calibration points.
//
for(i32Idx = 0; i32Idx < 3; i32Idx++)
{
//
// Fill a white box around the calibration point.
//
GrContextForegroundSet(&sContext, ClrWhite);
sRect.i16XMin = ppi32Points[i32Idx][0] - 5;
sRect.i16YMin = ppi32Points[i32Idx][1] - 5;
sRect.i16XMax = ppi32Points[i32Idx][0] + 5;
sRect.i16YMax = ppi32Points[i32Idx][1] + 5;
GrRectFill(&sContext, &sRect);
//
// Flush any cached drawing operations.
//
GrFlush(&sContext);
//
// Initialize the raw sample accumulators and the sample count.
//
i32X1 = 0;
i32Y1 = 0;
i32Count = -5;
//
// Loop forever. This loop is explicitly broken out of when the pen is
// lifted.
//
while(1)
{
//
// Grab the current raw touch screen position.
//
i32X2 = g_i16TouchX;
i32Y2 = g_i16TouchY;
//
// See if the pen is up or down.
//
if((i32X2 < g_i16TouchMin) || (i32Y2 < g_i16TouchMin))
{
//
// The pen is up, so see if any samples have been accumulated.
//
if(i32Count > 0)
{
//
// The pen has just been lifted from the screen, so break
// out of the controlling while loop.
//
break;
}
//
// Reset the accumulators and sample count.
//
i32X1 = 0;
i32Y1 = 0;
i32Count = -5;
//
// Grab the next sample.
//
continue;
}
//
// Increment the count of samples.
//
i32Count++;
//
// If the sample count is greater than zero, add this sample to the
// accumulators.
//
if(i32Count > 0)
{
i32X1 += i32X2;
i32Y1 += i32Y2;
}
}
//
// Save the averaged raw ADC reading for this calibration point.
//
ppi32Points[i32Idx][2] = i32X1 / i32Count;
ppi32Points[i32Idx][3] = i32Y1 / i32Count;
//
// Erase the box around this calibration point.
//
GrContextForegroundSet(&sContext, ClrBlack);
GrRectFill(&sContext, &sRect);
}
//
// Clear the screen.
//
sRect.i16XMin = 0;
sRect.i16YMin = 0;
sRect.i16XMax = GrContextDpyWidthGet(&sContext) - 1;
sRect.i16YMax = GrContextDpyHeightGet(&sContext) - 1;
GrRectFill(&sContext, &sRect);
//
// Indicate that the calibration data is being displayed.
//
GrContextForegroundSet(&sContext, ClrWhite);
GrStringDraw(&sContext, "Calibration data:", -1, 16, 32, 0);
//
// Compute and display the M0 calibration value.
//
usprintf(pcBuffer, "M0 = %d",
(((ppi32Points[0][0] - ppi32Points[2][0]) *
(ppi32Points[1][3] - ppi32Points[2][3])) -
((ppi32Points[1][0] - ppi32Points[2][0]) *
(ppi32Points[0][3] - ppi32Points[2][3]))));
GrStringDraw(&sContext, pcBuffer, -1, 16, 72, 0);
//
// Compute and display the M1 calibration value.
//
usprintf(pcBuffer, "M1 = %d",
(((ppi32Points[0][2] - ppi32Points[2][2]) *
(ppi32Points[1][0] - ppi32Points[2][0])) -
((ppi32Points[0][0] - ppi32Points[2][0]) *
(ppi32Points[1][2] - ppi32Points[2][2]))));
GrStringDraw(&sContext, pcBuffer, -1, 16, 92, 0);
//
// Compute and display the M2 calibration value.
//
usprintf(pcBuffer, "M2 = %d",
((((ppi32Points[2][2] * ppi32Points[1][0]) -
(ppi32Points[1][2] * ppi32Points[2][0])) * ppi32Points[0][3]) +
(((ppi32Points[0][2] * ppi32Points[2][0]) -
(ppi32Points[2][2] * ppi32Points[0][0])) * ppi32Points[1][3]) +
(((ppi32Points[1][2] * ppi32Points[0][0]) -
(ppi32Points[0][2] * ppi32Points[1][0])) * ppi32Points[2][3])));
GrStringDraw(&sContext, pcBuffer, -1, 16, 112, 0);
//
// Compute and display the M3 calibration value.
//
usprintf(pcBuffer, "M3 = %d",
(((ppi32Points[0][1] - ppi32Points[2][1]) *
(ppi32Points[1][3] - ppi32Points[2][3])) -
((ppi32Points[1][1] - ppi32Points[2][1]) *
(ppi32Points[0][3] - ppi32Points[2][3]))));
GrStringDraw(&sContext, pcBuffer, -1, 16, 132, 0);
//
// Compute and display the M4 calibration value.
//
usprintf(pcBuffer, "M4 = %d",
(((ppi32Points[0][2] - ppi32Points[2][2]) *
(ppi32Points[1][1] - ppi32Points[2][1])) -
((ppi32Points[0][1] - ppi32Points[2][1]) *
(ppi32Points[1][2] - ppi32Points[2][2]))));
GrStringDraw(&sContext, pcBuffer, -1, 16, 152, 0);
//
// Compute and display the M5 calibration value.
//
usprintf(pcBuffer, "M5 = %d",
((((ppi32Points[2][2] * ppi32Points[1][1]) -
(ppi32Points[1][2] * ppi32Points[2][1])) * ppi32Points[0][3]) +
(((ppi32Points[0][2] * ppi32Points[2][1]) -
(ppi32Points[2][2] * ppi32Points[0][1])) * ppi32Points[1][3]) +
(((ppi32Points[1][2] * ppi32Points[0][1]) -
(ppi32Points[0][2] * ppi32Points[1][1])) * ppi32Points[2][3])));
GrStringDraw(&sContext, pcBuffer, -1, 16, 172, 0);
//
// Compute and display the M6 calibration value.
//
usprintf(pcBuffer, "M6 = %d",
(((ppi32Points[0][2] - ppi32Points[2][2]) *
(ppi32Points[1][3] - ppi32Points[2][3])) -
((ppi32Points[1][2] - ppi32Points[2][2]) *
(ppi32Points[0][3] - ppi32Points[2][3]))));
GrStringDraw(&sContext, pcBuffer, -1, 16, 192, 0);
//
// Flush any cached drawing operations.
//
GrFlush(&sContext);
//
// The calibration is complete. Sit around and wait for a reset.
//
while(1)
{
}
}
//*****************************************************************************
//
// 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);
}
}
}
}
}
}
//*****************************************************************************
//
// 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, "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 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();
}
}
//*****************************************************************************
//
// 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)
{
}
}
//*****************************************************************************
//
// 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();
}