int main(void)
{
tRectangle sRect;
unsigned int i = 0;
unsigned char *src = (unsigned char *) palette_32b;
unsigned char *dest = (unsigned char *) (g_pucBuffer+4);
MMUConfigAndEnable();
//
//Enable USB module clock
//
USB0ModuleClkConfig();
//
//Enable DM timer 3 module clock
//
DMTimer3ModuleClkConfig();
//
//Enbale touch screen module colock
//
TSCADCModuleClkConfig();
//
//Enable touch screen ADC pinmux
//
TSCADCPinMuxSetUp();
//
//Enbale USB interrupts
//
USBInterruptEnable();
//
//Switch ON LCD back light
//
LCDBackLightEnable();
//
//UDP Pin control
//
UPDNPinControl();
//
//Delay timer setup
//
DelayTimerSetup();
//
//Configures raster to display image
//
SetUpLCD();
//
//Register touch scren interrupt
//
TouchIntRegister();
IntSystemEnable(SYS_INT_TINT3);
IntPrioritySet(SYS_INT_TINT3, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_ADC_TSC_GENINT);
IntPrioritySet(SYS_INT_ADC_TSC_GENINT, 0, AINTC_HOSTINT_ROUTE_IRQ);
RasterDMAFBConfig(SOC_LCDC_0_REGS,
(unsigned int)(g_pucBuffer+PALETTE_OFFSET),
(unsigned int)(g_pucBuffer+PALETTE_OFFSET) + sizeof(g_pucBuffer) - 2 -
PALETTE_OFFSET, FRAME_BUFFER_0);
RasterDMAFBConfig(SOC_LCDC_0_REGS,
(unsigned int)(g_pucBuffer+PALETTE_OFFSET),
(unsigned int)(g_pucBuffer+PALETTE_OFFSET) + sizeof(g_pucBuffer) - 2 -
PALETTE_OFFSET, FRAME_BUFFER_1);
src = (unsigned char *) palette_32b;
dest = (unsigned char *) (g_pucBuffer+PALETTE_OFFSET);
// Copy palette info into buffer
for( i = PALETTE_OFFSET; i < (PALETTE_SIZE+PALETTE_OFFSET); i++)
{
*dest++ = *src++;
}
GrOffScreen24BPPInit(&g_s35_480x272x24Display, g_pucBuffer, LCD_WIDTH, LCD_HEIGHT);
// Initialize a drawing context.
GrContextInit(&g_sContext, &g_s35_480x272x24Display);
/* enable End of frame interrupt */
RasterEndOfFrameIntEnable(SOC_LCDC_0_REGS);
/* enable raster */
RasterEnable(SOC_LCDC_0_REGS);
//
// 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_sFontCm20);
GrStringDrawCentered(&g_sContext, "usb-dev-mouse", -1,
GrContextDpyWidthGet(&g_sContext) / 2, 10, 0);
//
// Fill the top 24 rows of the screen with blue to create the banner.
//
sRect.sXMin = 0;
sRect.sYMin = 25;
sRect.sXMax = GrContextDpyWidthGet(&g_sContext) - 1;
sRect.sYMax = GrContextDpyHeightGet(&g_sContext) - BUTTON_HEIGHT - 2;
GrContextForegroundSet(&g_sContext, ClrDarkGray);
GrRectFill(&g_sContext, &sRect);
//
// Put a white box around the banner.
//
GrContextForegroundSet(&g_sContext, ClrRed);
GrRectDraw(&g_sContext, &sRect);
//
// Draw the buttons in their initial (unpressed)state.
//
UpdateDisplay(g_ucButtons, true);
//
//Initialize touch screen
//
TouchInit();
//
//Touch screen Interrupt enbale
//
TouchIntEnable();
//
//Touch Screen Enable
//
TouchEnable();
//
// Initialize the mouse
//
USBDHIDMouseInit(0, (tUSBDHIDMouseDevice *)&g_sMouseDevice);
//
// Drop into the main loop.
//
while(1)
{
//
// Wait for USB configuration to complete.
//
while(!bConnected)
{
}
//
//Wait till someone touches the screen
//
while(!g_iTouch)
{
g_iTouch = TouchDetect();
}
//
//Loop here as long as someone moving the finger/stylus on the touch screen
//
do
{
//
//If so, read the x and Y vlaue and give it to touch handler
//
TouchCoOrdGet(&g_lScreenX, &g_lScreenY);
//
//Call touch handler
//
TouchHandler();
}while(TouchDetect());
//
//Touch is released
//
g_released = 1;
//
//Reset the button status
//
g_ucButtons = 0;
//
//Call the touch handler to update the release status
//
TouchHandler();
//
//Reset the touch flag
//
g_iTouch = 0;
}
}
/*
** Initializes the touch screen
*/
void InitTouchScreen(LcdTouch_t* structure)
{
structure->TouchScreen_Type = TouchScreen_Type_Int;
unsigned int i;
/* TSC clock config */
TSCADCModuleClkConfig();
/* TSC pin mux */
pin_mux_adc_all();
TouchIntRegister();
/* Timer3 Clock config */
//DMTimer3ModuleClkConfig(TimerClkSource_CLK_M_OSC);
/* configures ADC to 3Mhz */
TSCADCConfigureAFEClock(SOC_ADC_TSC_0_REGS, 24000000, 1000000);
/* Enable Transistor bias */
TSCADCTSTransistorConfig(SOC_ADC_TSC_0_REGS, TSCADC_TRANSISTOR_ENABLE);
/* Map hardware event to Pen Touch IRQ */
TSCADCHWEventMapSet(SOC_ADC_TSC_0_REGS, TSCADC_PEN_TOUCH);
/* Set 4 Wire or 5 wire touch screen mode */
TSCADCTSModeConfig(SOC_ADC_TSC_0_REGS, TSCADC_FOUR_WIRE_MODE);
TSCADCStepIDTagConfig(SOC_ADC_TSC_0_REGS, 1);
/* Disable Write Protection of Step Configuration regs*/
TSCADCStepConfigProtectionDisable(SOC_ADC_TSC_0_REGS);
/* Configure ADC to Single ended operation mode */
TSCADCIdleStepOperationModeControl(SOC_ADC_TSC_0_REGS,
TSCADC_SINGLE_ENDED_OPER_MODE);
/* Configure reference volatage and input to idlestep */
TSCADCIdleStepConfig(SOC_ADC_TSC_0_REGS, TSCADC_NEGATIVE_REF_VSSA,
TSCADC_POSITIVE_INP_CHANNEL1, TSCADC_NEGATIVE_INP_ADCREFM,
TSCADC_POSITIVE_REF_VDDA);
/* Configure the Analog Supply to Touch screen */
TSCADCIdleStepAnalogSupplyConfig(SOC_ADC_TSC_0_REGS, TSCADC_XPPSW_PIN_OFF,
TSCADC_XNPSW_PIN_OFF, TSCADC_YPPSW_PIN_OFF);
/*
**Configure the Analong Ground of Touch screen.
*/
TSCADCIdleStepAnalogGroundConfig(SOC_ADC_TSC_0_REGS, TSCADC_XNNSW_PIN_OFF,
TSCADC_YPNSW_PIN_ON, TSCADC_YNNSW_PIN_ON,
TSCADC_WPNSW_PIN_OFF);
/* Configure ADC to Single ended operation mode */
TSCADCChargeStepOperationModeControl(SOC_ADC_TSC_0_REGS,
TSCADC_SINGLE_ENDED_OPER_MODE);
/* Configure reference volatage and input to charge step*/
TSCADCChargeStepConfig(SOC_ADC_TSC_0_REGS, TSCADC_NEGATIVE_REF_XNUR,
TSCADC_POSITIVE_INP_CHANNEL2, TSCADC_NEGATIVE_INP_CHANNEL2,
TSCADC_POSITIVE_REF_XPUL);
/* Configure the Analog Supply to Touch screen */
TSCADCChargeStepAnalogSupplyConfig(SOC_ADC_TSC_0_REGS, TSCADC_XPPSW_PIN_ON,
TSCADC_XNPSW_PIN_OFF, TSCADC_XPPSW_PIN_OFF);
/* Configure the Analong Ground to Touch screen */
TSCADCChargeStepAnalogGroundConfig(SOC_ADC_TSC_0_REGS, TSCADC_XNNSW_PIN_OFF,
TSCADC_YPNSW_PIN_OFF, TSCADC_YNNSW_PIN_ON,
TSCADC_WPNSW_PIN_OFF);
TSCADCTSChargeStepOpenDelayConfig(SOC_ADC_TSC_0_REGS, 0x200);
for(i = 0; i < SAMPLES; i++)
{
StepConfigX(i);
TSCADCTSStepOpenDelayConfig(SOC_ADC_TSC_0_REGS, i, 0x98);
}
for(i = SAMPLES; i < (2 * SAMPLES); i++)
{
StepConfigY(i);
TSCADCTSStepOpenDelayConfig(SOC_ADC_TSC_0_REGS, i, 0x98);
}
/* Configure FIFO1 threshold value */
TSCADCFIFOIRQThresholdLevelConfig(SOC_ADC_TSC_0_REGS, TSCADC_FIFO_1, 5);
IsTSPress = 0;
touchRelease = 0;
/* timer setup for touch screen */
//IntPrioritySet(SYS_INT_TINT3, 0, AINTC_HOSTINT_ROUTE_IRQ);
//IntSystemEnable(SYS_INT_TINT3);
//IntRegister(SYS_INT_TINT3, Timer3Isr);
// DMTimerModeConfigure(SOC_DMTIMER_3_REGS, DMTIMER_ONESHOT_CMP_ENABLE);
// DMTimerReloadSet(SOC_DMTIMER_3_REGS, 0xffffffff);
// DMTimerCompareSet(SOC_DMTIMER_3_REGS, 0xfffff);
// DMTimerIntStatusClear(SOC_DMTIMER_3_REGS, DMTIMER_INT_MAT_EN_FLAG);
/* Enable the DMTimer interrupts */
// DMTimerIntEnable(SOC_DMTIMER_3_REGS, DMTIMER_INT_MAT_EN_FLAG);
/* Interrupt register */
TouchIntEnable();
/* enable touch */
TouchEnable();
}
/*****************************************************************************
*
* This is the main loop that runs the application.
*
*****************************************************************************/
int
main(void)
{
tRectangle sRect;
MMUConfigAndEnable();
/* Enable USB module clock */
USB0ModuleClkConfig();
/* Enable DM timer 3 module clock */
DMTimer3ModuleClkConfig();
/* Enbale touch screen module colock */
TSCADCModuleClkConfig();
/* Enable touch screen ADC pinmux */
TSCADCPinMuxSetUp();
/* configures arm interrupt controller to generate raster interrupt */
USBInterruptEnable();
/* LCD Back light setup */
LCDBackLightEnable();
/* UPD Pin setup */
UPDNPinControl();
/* Delay timer setup */
DelayTimerSetup();
/* Configures raster to display image */
SetUpLCD();
/* Register touch scren interrupt */
TouchIntRegister();
IntSystemEnable(SYS_INT_TINT3);
IntPrioritySet(SYS_INT_TINT3, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_ADC_TSC_GENINT);
IntPrioritySet(SYS_INT_ADC_TSC_GENINT, 0, AINTC_HOSTINT_ROUTE_IRQ);
/* Configures raster to display image and Copy palette info into buffer */
LCDInit();
GrOffScreen24BPPInit(&g_s35_480x272x24Display, g_pucBuffer, LCD_WIDTH, LCD_HEIGHT);
/* Initialize a drawing context. */
GrContextInit(&g_sContext, &g_s35_480x272x24Display);
/* enable End of frame interrupt */
RasterEndOfFrameIntEnable(SOC_LCDC_0_REGS);
/* enable raster */
RasterEnable(SOC_LCDC_0_REGS);
/* 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 = (MAX_ROW_NUM - 1);
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_sFontCm20);
GrStringDrawCentered(&g_sContext, "usb-dev-composite", -1,
GrContextDpyWidthGet(&g_sContext) / 2, 10, 0);
sRect.sXMin = 0;
sRect.sYMin = (MAX_ROW_NUM + 1);
sRect.sXMax = GrContextDpyWidthGet(&g_sContext) - 1;
sRect.sYMax = GrContextDpyHeightGet(&g_sContext) - BUTTON_HEIGHT - 2;
GrContextForegroundSet(&g_sContext, ClrBlack);
GrRectFill(&g_sContext, &sRect);
/* Put a white box around the banner. */
GrContextForegroundSet(&g_sContext, ClrRed);
GrRectDraw(&g_sContext, &sRect);
/* Draw the buttons in their initial (unpressed)state. */
UpdateDisplay(g_ucButtons, true);
/* Show the various static text elements on the color STN display. */
GrContextFontSet(&g_sContext, TEXT_FONT);
GrStringDraw(&g_sContext, "Tx bytes:", -1, CDC_STR_X_POSITION,
CDC_STR_Y_POSITION, false);
GrStringDraw(&g_sContext, "Tx buffer:", -1, CDC_STR_X_POSITION,
(CDC_STR_Y_POSITION + CDC_STR_Y_DIFF), false);
GrStringDraw(&g_sContext, "Rx bytes:", -1, CDC_STR_X_POSITION,
(CDC_STR_Y_POSITION + (CDC_STR_Y_DIFF * 3)), false);
GrStringDraw(&g_sContext, "Rx buffer:", -1, CDC_STR_X_POSITION,
(CDC_STR_Y_POSITION + (CDC_STR_Y_DIFF * 4)), false);
DrawBufferMeter(&g_sContext, BUFFER_METER_X_POS, BUFFER_METER_Y_POS);
DrawBufferMeter(&g_sContext, BUFFER_METER_X_POS,
(BUFFER_METER_Y_POS + CDC_BUF_METER_Y_DIFF));
/* Tell the user what we are up to. */
DisplayStatus(&g_sContext, " Waiting for host... ");
/* Initialize touch screen */
TouchInit();
/* Touch screen Interrupt enbale */
TouchIntEnable();
/* Touch Screen Enable */
TouchEnable();
/* Pass the USB library our device information, initialize the USB
controller and connect the device to the bus.
*/
g_psCompDevices[0].pvInstance =
USBDHIDMouseCompositeInit(0, (tUSBDHIDMouseDevice *)&g_sMouseDevice);
g_psCompDevices[1].pvInstance =
USBDCDCCompositeInit(0, (tUSBDCDCDevice *)&g_sCDCDevice);
/* Pass the device information to the USB library and place the device
on the bus.
*/
USBDCompositeInit(0, &g_sCompDevice, DESCRIPTOR_DATA_SIZE,
g_pucDescriptorData);
/* Initialize the mouse and serial devices. */
SerialInit();
/* Drop into the main loop. */
while(1)
{
/* Allow the main serial routine to run. */
SerialMain();
/* Allow the main mouse routine to run. */
MouseMain();
}
}
