void TouchPanel_Conf(void)
{
uint32_t i;
TS_Init (); /* Initialize Touch-Screen controller */
TS_Write (0x03, 1, 0x02); /* Reset Touch-screen controller */
for (i = 0; i < 180000; i++); /* Wait minimum of 10ms */
TS_Write (0x04, 1, 0x0C); /* Enable TSC and ADC */
TS_Write (0x0A, 1, 0x07); /* Enable Touch detect, FIFO */
TS_Write (0x20, 1, 0x69); /* Set sample time , 12-bit mode */
for (i = 0; i < 36000; i++); /* Wait minimum of 2ms */
TS_Write (0x21, 1, 0x01); /* ADC frequency 3.25 MHz */
TS_Write (0x41, 1, 0xF5); /* Set TSC_CFG register */
TS_Write (0x4A, 1, 0x01); /* Threshold for FIFO */
TS_Write (0x4B, 1, 0x01); /* FIFO reset */
TS_Write (0x4B, 1, 0x00); /* FIFO not reset */
TS_Write (0x56, 1, 0x07); /* Fraction z */
TS_Write (0x58, 1, 0x01); /* Drive 50 mA typical */
TS_Write (0x40, 1, 0x01); /* Enable TSC */
TS_Write (0x0B, 1, 0xFF); /* Clear interrupt status */
TS_Write (0x09, 1, 0x03); /* Enable global interrupt */
}
void Main(void)
{
InterruptInit();
IntDisableAll();
Platform_Init();
TS_Init(); /* Init the kernel. */
TMR_Init(); /* Init the TMR module */
NvModuleInit();
Uart_ModuleInit();
/* This only creates the MAC TS thread. */
MacInit();
/* Use TS for MAC - the MAC TS ID must be known at this step. */
Init_802_15_4(TRUE);
#if gZtcIncluded_d
Ztc_TaskInit();
#endif /* gZtcIncluded_d */
/*initialize the application*/
gAppTaskID_c = TS_CreateTask(gTsAppTaskPriority_c, AppTask);
MApp_init();
#if (gLpmIncluded_d == 1)
/*do not allow the device to enter sleep mode*/
PWR_DisallowDeviceToSleep();
#endif /* gLpmIncluded_d == 1 */
/*All LED's are switched OFF*/
Led1Off();
Led2Off();
Led3Off();
Led4Off();
/* Start the task scheduler. Does not return. */
TS_Scheduler();
}
/**
* @brief Calibre l'écran tactile
* @param mode: le mode de calibration (@ref TS_Calibration_mode_e)
* @pre Cette fonction doit être appelée en boucle jusqu'à ce qu'elle renvoit TRUE (calibration terminée).
* @post Lors de l'état INIT, l'appel à TS_Init() est réalisé.
* @retval running_e END_OK si la calibration est terminée, IN_PROGRESS sinon.
*/
running_e TS_Calibration(bool_e ask_for_finish, TS_Calibration_mode_e mode)
{
typedef enum{
INIT=0,
LEFT_CROSS_DISPLAY,
WAIT_FIRST_PRESS,
WAIT_FIRST_RELEASE,
RIGHT_CROSS_DISPLAY,
WAIT_SECOND_PRESS,
WAIT_SECOND_RELEASE,
COMPUTE,
WAIT_PRESS_TO_EXIT,
PLAY_TELECRAN,
CLOSE
}state_e;
static state_e state = INIT;
static TS_ADC first_cross_point, second_cross_point;
static bool_e asked_for_finish = FALSE;
TS_ADC trash;
char* text[35];
running_e ret;
ret = IN_PROGRESS;
if(ask_for_finish)
asked_for_finish = TRUE;
switch(state)
{
case INIT:
asked_for_finish = FALSE;
TS_Init();
STM32f4_Discovery_LCD_Init();
LCD_Clear(LCD_COLOR_WHITE);
LCD_SetFont(&Font12x12);
if(mode == CALIBRATION_MODE_NO_CALIBRATION)
state = CLOSE;
else
{
printf("Calibration of Touchscreen (for display DM-LCD25RT)\n");
state = LEFT_CROSS_DISPLAY;
}
break;
case LEFT_CROSS_DISPLAY:
LCD_DrawUniLine(CROSS_MARGIN-CROSS_SIZE, CROSS_MARGIN, CROSS_MARGIN+CROSS_SIZE,CROSS_MARGIN, LCD_COLOR_BLUE);
LCD_DrawUniLine(CROSS_MARGIN-CROSS_SIZE, CROSS_MARGIN-1, CROSS_MARGIN+CROSS_SIZE,CROSS_MARGIN-1, LCD_COLOR_BLUE);
LCD_DrawUniLine(CROSS_MARGIN-CROSS_SIZE, CROSS_MARGIN+1, CROSS_MARGIN+CROSS_SIZE,CROSS_MARGIN+1, LCD_COLOR_BLUE);
LCD_DrawUniLine(CROSS_MARGIN, CROSS_MARGIN-CROSS_SIZE,CROSS_MARGIN, CROSS_MARGIN+CROSS_SIZE, LCD_COLOR_BLUE);
LCD_DrawUniLine(CROSS_MARGIN-1, CROSS_MARGIN-CROSS_SIZE,CROSS_MARGIN-1, CROSS_MARGIN+CROSS_SIZE, LCD_COLOR_BLUE);
LCD_DrawUniLine(CROSS_MARGIN+1, CROSS_MARGIN-CROSS_SIZE,CROSS_MARGIN+1, CROSS_MARGIN+CROSS_SIZE, LCD_COLOR_BLUE);
state = WAIT_FIRST_PRESS;
break;
case WAIT_FIRST_PRESS:
if(!t)
{
t = 100;
TS_Get_Filtered_Touch(&first_cross_point);
if(first_cross_point.touch_detected)
state = WAIT_FIRST_RELEASE;
}
if(asked_for_finish)
state = CLOSE;
break;
case WAIT_FIRST_RELEASE:
if(!t)
{
t = 100;
if(!TS_Get_Filtered_Touch(&trash))
state = RIGHT_CROSS_DISPLAY;
}
if(asked_for_finish)
state = CLOSE;
break;
case RIGHT_CROSS_DISPLAY:
LCD_Clear(LCD_COLOR_WHITE);
LCD_DrawUniLine(LCD_PIXEL_WIDTH-CROSS_MARGIN-CROSS_SIZE, LCD_PIXEL_HEIGHT-CROSS_MARGIN, LCD_PIXEL_WIDTH-CROSS_MARGIN+CROSS_SIZE, LCD_PIXEL_HEIGHT-CROSS_MARGIN, LCD_COLOR_BLUE);
LCD_DrawUniLine(LCD_PIXEL_WIDTH-CROSS_MARGIN-CROSS_SIZE, LCD_PIXEL_HEIGHT-CROSS_MARGIN-1, LCD_PIXEL_WIDTH-CROSS_MARGIN+CROSS_SIZE, LCD_PIXEL_HEIGHT-CROSS_MARGIN-1, LCD_COLOR_BLUE);
LCD_DrawUniLine(LCD_PIXEL_WIDTH-CROSS_MARGIN-CROSS_SIZE, LCD_PIXEL_HEIGHT-CROSS_MARGIN+1, LCD_PIXEL_WIDTH-CROSS_MARGIN+CROSS_SIZE, LCD_PIXEL_HEIGHT-CROSS_MARGIN+1, LCD_COLOR_BLUE);
LCD_DrawUniLine(LCD_PIXEL_WIDTH-CROSS_MARGIN, LCD_PIXEL_HEIGHT-CROSS_MARGIN-CROSS_SIZE, LCD_PIXEL_WIDTH-CROSS_MARGIN, LCD_PIXEL_HEIGHT-CROSS_MARGIN+CROSS_SIZE, LCD_COLOR_BLUE);
LCD_DrawUniLine(LCD_PIXEL_WIDTH-CROSS_MARGIN-1, LCD_PIXEL_HEIGHT-CROSS_MARGIN-CROSS_SIZE, LCD_PIXEL_WIDTH-CROSS_MARGIN-1, LCD_PIXEL_HEIGHT-CROSS_MARGIN+CROSS_SIZE, LCD_COLOR_BLUE);
LCD_DrawUniLine(LCD_PIXEL_WIDTH-CROSS_MARGIN+1, LCD_PIXEL_HEIGHT-CROSS_MARGIN-CROSS_SIZE, LCD_PIXEL_WIDTH-CROSS_MARGIN+1, LCD_PIXEL_HEIGHT-CROSS_MARGIN+CROSS_SIZE, LCD_COLOR_BLUE);
state = WAIT_SECOND_PRESS;
break;
case WAIT_SECOND_PRESS:
if(!t)
{
t = 100;
TS_Get_Filtered_Touch(&second_cross_point);
if(second_cross_point.touch_detected)
state = COMPUTE;
}
if(asked_for_finish)
state = CLOSE;
break;
case COMPUTE:
ts_coeff.scale_x = (float)((LCD_PIXEL_WIDTH-2*CROSS_MARGIN)) / ((float)second_cross_point.x-(float)first_cross_point.x);
ts_coeff.scale_y = (float)((LCD_PIXEL_HEIGHT-2*CROSS_MARGIN)) / ((float)second_cross_point.y-(float)first_cross_point.y);
ts_coeff.offset_x = (float)(CROSS_MARGIN-ts_coeff.scale_x*(float)first_cross_point.x);
ts_coeff.offset_y = (float)(CROSS_MARGIN-ts_coeff.scale_y*(float)first_cross_point.y);
if(mode >= CALIBRATION_MODE_CALIBRATE_AND_SHOW_VALUE)
{
LCD_Clear(LCD_COLOR_WHITE);
sprintf((char*)text,"First cross x = %d ", first_cross_point.x);
LCD_DisplayStringLine(LINE(3),COLUMN(0),(uint8_t *)text,LCD_COLOR_BLACK, LCD_COLOR_WHITE,LCD_DISPLAY_ON_UART);
sprintf((char*)text,"Second cross x = %d ", second_cross_point.x);
LCD_DisplayStringLine(LINE(5),COLUMN(0),(uint8_t *)text,LCD_COLOR_BLACK, LCD_COLOR_WHITE,LCD_DISPLAY_ON_UART);
sprintf((char*)text,"First cross y = %d ", first_cross_point.y);
LCD_DisplayStringLine(LINE(4),COLUMN(0),(uint8_t *)text,LCD_COLOR_BLACK, LCD_COLOR_WHITE,LCD_DISPLAY_ON_UART);
sprintf((char*)text,"Second cross y = %d ", second_cross_point.y);
LCD_DisplayStringLine(LINE(6),COLUMN(0),(uint8_t *)text,LCD_COLOR_BLACK, LCD_COLOR_WHITE,LCD_DISPLAY_ON_UART);
LCD_DisplayStringLine(LINE(8),COLUMN(0),(uint8_t *)"Toucher pour continuer !",LCD_COLOR_BLACK, LCD_COLOR_WHITE,LCD_DISPLAY_ON_UART);
sprintf((char*)text,"Scale x = %f",ts_coeff.scale_x); //%ld.%03ld ", (int32_t)ts_coeff.scale_x,(int32_t)(ts_coeff.scale_x*1000)-(1000*(int32_t)ts_coeff.scale_x));
LCD_DisplayStringLine(LINE(10),COLUMN(0),(uint8_t *)text,LCD_COLOR_BLACK, LCD_COLOR_WHITE,LCD_DISPLAY_ON_UART);
sprintf((char*)text,"Offset x = %f",ts_coeff.offset_x); // = %ld.%03ld ", (int32_t)ts_coeff.scale_x,(int32_t)(ts_coeff.offset_x*1000)-(1000*(int32_t)ts_coeff.offset_x));
LCD_DisplayStringLine(LINE(11),COLUMN(0),(uint8_t *)text,LCD_COLOR_BLACK, LCD_COLOR_WHITE,LCD_DISPLAY_ON_UART);
sprintf((char*)text,"Scale y = %f",ts_coeff.scale_y); // = %ld.%03ld ", (int32_t)ts_coeff.scale_x,(int32_t)(ts_coeff.scale_y*1000)-(1000*(int32_t)ts_coeff.scale_y));
LCD_DisplayStringLine(LINE(12),COLUMN(0),(uint8_t *)text,LCD_COLOR_BLACK, LCD_COLOR_WHITE,LCD_DISPLAY_ON_UART);
sprintf((char*)text,"Offset y = %f",ts_coeff.offset_y); // = %ld.%03ld ", (int32_t)ts_coeff.scale_x,(int32_t)(ts_coeff.offset_y*1000)-(1000*(int32_t)ts_coeff.offset_y));
LCD_DisplayStringLine(LINE(13),COLUMN(0),(uint8_t *)text,LCD_COLOR_BLACK, LCD_COLOR_WHITE,LCD_DISPLAY_ON_UART);
if(mode == CALIBRATION_MODE_CALIBRATE_AND_SHOW_VALUE_AND_PROVIDE_TELECRAN_GAME)
{
LCD_DisplayStringLine(LINE(15),COLUMN(0),(uint8_t *)"To quit the Telecran Game,",LCD_COLOR_RED, LCD_COLOR_WHITE,LCD_DISPLAY_ON_UART);
LCD_DisplayStringLine(LINE(16),COLUMN(0),(uint8_t *)"Just press the blue button",LCD_COLOR_RED, LCD_COLOR_WHITE,LCD_DISPLAY_ON_UART);
}
}
state = WAIT_SECOND_RELEASE;
break;
case WAIT_SECOND_RELEASE:
if(!t)
{
t = 100;
if(!TS_Get_Filtered_Touch(&trash))
{
switch(mode)
{
case CALIBRATION_MODE_JUST_CALIBRATE:
state = CLOSE;
break;
case CALIBRATION_MODE_CALIBRATE_AND_SHOW_VALUE:
state = WAIT_PRESS_TO_EXIT;
break;
case CALIBRATION_MODE_CALIBRATE_AND_SHOW_VALUE_AND_PROVIDE_TELECRAN_GAME:
state = WAIT_PRESS_TO_EXIT;
break;
default:
state = CLOSE;
break;
}
}
}
if(asked_for_finish)
state = CLOSE;
break;
case WAIT_PRESS_TO_EXIT:
if(!t)
{
t = 100;
if(TS_Get_Filtered_Touch(&trash))
{
if(mode == CALIBRATION_MODE_CALIBRATE_AND_SHOW_VALUE)
{
LCD_Clear(LCD_COLOR_WHITE);
state = CLOSE;
}
else //CALIBRATION_MODE_CALIBRATE_AND_SHOW_VALUE_AND_PROVIDE_TELECRAN_GAME
{
LCD_Clear(LCD_COLOR_BLACK);
state = PLAY_TELECRAN;
}
}
}
if(asked_for_finish)
state = CLOSE;
break;
case PLAY_TELECRAN:{
uint16_t x,y;
char str[30];
if(!t)
{
t = 15;
if(TS_Get_Touch(&x,&y))
{
sprintf((char*)str,"x = %5d",x);
LCD_DisplayStringLine(LINE(1),COLUMN(0),(uint8_t *)str, LCD_COLOR_WHITE, LCD_COLOR_BLACK,LCD_NO_DISPLAY_ON_UART);
sprintf((char*)str,"y = %5d",y);
LCD_DisplayStringLine(LINE(2),COLUMN(0),(uint8_t *)str, LCD_COLOR_WHITE, LCD_COLOR_BLACK,LCD_NO_DISPLAY_ON_UART);
LCD_PutPixel(x, y, LCD_COLOR_YELLOW);
}
}
if(asked_for_finish)
state = CLOSE;
break;}
case CLOSE:
LCD_Clear(LCD_COLOR_WHITE);
state = INIT;
ret = END_OK;
break;
default:
break;
}
return ret;
}
