ST / Mbed OS DISCO-F769NI_TOUCHSCREEN_demo

TOUCHSCREEN basic example for DISCO_F769NI

Dependencies:   BSP_DISCO_F769NI

main.cpp@2:2becc6f12303, 2019-11-15 (annotated)

Committer:
Jerome Coutant
Date:
Fri Nov 15 15:10:07 2019 +0100
Revision:
2:2becc6f12303
Parent:
0:cc2802bc7c1b 
Update with STM32Cube_FW_F7_V1.15.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jeromecoutant 0:cc2802bc7c1b 1 #include "mbed.h"
jeromecoutant 0:cc2802bc7c1b 2 #include "stm32f769i_discovery.h"
jeromecoutant 0:cc2802bc7c1b 3 #include "stm32f769i_discovery_ts.h"
jeromecoutant 0:cc2802bc7c1b 4 #include "stm32f769i_discovery_lcd.h"
jeromecoutant 0:cc2802bc7c1b 5
jeromecoutant 0:cc2802bc7c1b 6 TS_StateTypeDef TS_State = {0};
jeromecoutant 0:cc2802bc7c1b 7
jeromecoutant 0:cc2802bc7c1b 8 int main()
jeromecoutant 0:cc2802bc7c1b 9 {
jeromecoutant 0:cc2802bc7c1b 10 uint16_t x1, y1;
jeromecoutant 0:cc2802bc7c1b 11
jeromecoutant 0:cc2802bc7c1b 12 printf("\n\n TOUCHSCREEN EXAMPLE FOR DISCO-F769NI START:\n");
jeromecoutant 0:cc2802bc7c1b 13
jeromecoutant 0:cc2802bc7c1b 14 BSP_LCD_Init();
jeromecoutant 0:cc2802bc7c1b 15 BSP_LCD_LayerDefaultInit(0, LCD_FB_START_ADDRESS);
Jerome Coutant 2:2becc6f12303 16 BSP_LCD_SelectLayer(0);
jeromecoutant 0:cc2802bc7c1b 17
jeromecoutant 0:cc2802bc7c1b 18 /* Touchscreen initialization */
jeromecoutant 0:cc2802bc7c1b 19 if (BSP_TS_Init(BSP_LCD_GetXSize(), BSP_LCD_GetYSize()) == TS_ERROR) {
jeromecoutant 0:cc2802bc7c1b 20 printf("BSP_TS_Init error\n");
jeromecoutant 0:cc2802bc7c1b 21 }
jeromecoutant 0:cc2802bc7c1b 22
jeromecoutant 0:cc2802bc7c1b 23 /* Clear the LCD */
jeromecoutant 0:cc2802bc7c1b 24 BSP_LCD_Clear(LCD_COLOR_WHITE);
jeromecoutant 0:cc2802bc7c1b 25
jeromecoutant 0:cc2802bc7c1b 26 /* Set Touchscreen Demo1 description */
jeromecoutant 0:cc2802bc7c1b 27 BSP_LCD_SetTextColor(LCD_COLOR_BLUE);
jeromecoutant 0:cc2802bc7c1b 28 BSP_LCD_FillRect(0, 0, BSP_LCD_GetXSize(), 40);
jeromecoutant 0:cc2802bc7c1b 29 BSP_LCD_SetTextColor(LCD_COLOR_WHITE);
jeromecoutant 0:cc2802bc7c1b 30 BSP_LCD_SetBackColor(LCD_COLOR_BLUE);
jeromecoutant 0:cc2802bc7c1b 31 BSP_LCD_SetFont(&Font24);
jeromecoutant 0:cc2802bc7c1b 32 BSP_LCD_DisplayStringAt(0, 0, (uint8_t *)"Touchscreen basic example", CENTER_MODE);
jeromecoutant 0:cc2802bc7c1b 33
jeromecoutant 0:cc2802bc7c1b 34 while (1) {
jeromecoutant 0:cc2802bc7c1b 35 BSP_TS_GetState(&TS_State);
Jerome Coutant 2:2becc6f12303 36 if (TS_State.touchDetected) {
jeromecoutant 0:cc2802bc7c1b 37 /* One or dual touch have been detected */
jeromecoutant 0:cc2802bc7c1b 38
jeromecoutant 0:cc2802bc7c1b 39 /* Get X and Y position of the first touch post calibrated */
jeromecoutant 0:cc2802bc7c1b 40 x1 = TS_State.touchX[0];
jeromecoutant 0:cc2802bc7c1b 41 y1 = TS_State.touchY[0];
jeromecoutant 0:cc2802bc7c1b 42 printf("Touch Detected x=%d y=%d\n", x1, y1);
jeromecoutant 0:cc2802bc7c1b 43
jeromecoutant 0:cc2802bc7c1b 44 BSP_LCD_SetTextColor(LCD_COLOR_BLUE);
jeromecoutant 0:cc2802bc7c1b 45 BSP_LCD_FillCircle(x1, y1, 20);
jeromecoutant 0:cc2802bc7c1b 46
Jerome Coutant 2:2becc6f12303 47 HAL_Delay(100);
jeromecoutant 0:cc2802bc7c1b 48 }
jeromecoutant 0:cc2802bc7c1b 49 }
jeromecoutant 0:cc2802bc7c1b 50 }