felipe M
exemplo de acender led utilizando toque na tela e botão
Dependencies: BSP_DISCO_F746NG LCD_DISCO_F746NG TS_DISCO_F746NG mbed
Revision 0:c6d1896596c0, committed 2018-09-06
- Comitter:
- felipinhom
- Date:
- Thu Sep 06 21:27:41 2018 +0000
- Commit message:
- primeiro programa: ativar led por bot?o e toque
Changed in this revision
diff -r 000000000000 -r c6d1896596c0 BSP_DISCO_F746NG.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/BSP_DISCO_F746NG.lib Thu Sep 06 21:27:41 2018 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/teams/ST/code/BSP_DISCO_F746NG/#df2ea349c37a
diff -r 000000000000 -r c6d1896596c0 LCD_DISCO_F746NG.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/LCD_DISCO_F746NG.lib Thu Sep 06 21:27:41 2018 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/teams/ST/code/LCD_DISCO_F746NG/#d44525b1de98
diff -r 000000000000 -r c6d1896596c0 TS_DISCO_F746NG.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/TS_DISCO_F746NG.lib Thu Sep 06 21:27:41 2018 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/teams/ST/code/TS_DISCO_F746NG/#fe0cf5e2960f
diff -r 000000000000 -r c6d1896596c0 main.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Thu Sep 06 21:27:41 2018 +0000
@@ -0,0 +1,81 @@
+#include "mbed.h"
+#include "TS_DISCO_F746NG.h"
+#include "LCD_DISCO_F746NG.h"
+
+//configura pino de interrupção para utilizar no botão da placa (botão azul)
+InterruptIn button(USER_BUTTON);
+
+//configura um pino de saida (no caso o D0)
+DigitalOut led(D0);
+
+LCD_DISCO_F746NG lcd; //objetod e controle do display lcd
+TS_DISCO_F746NG ts; //objeto de controle do TOUCH
+
+//pressionou o botão
+void pressed()
+{
+ led = 1; //ativa o led
+}
+//soltou o botão
+void released()
+{
+ led = 0; //desativa o led
+}
+
+int main()
+{
+ // Assign functions to button
+ button.fall(&released); //botão solto
+ button.rise(&pressed); //botão pressionado
+
+ TS_StateTypeDef TS_State; //variavel de controle para identificar toque na tela
+ uint16_t x, y;
+ uint8_t status;
+ status = ts.Init(lcd.GetXSize(), lcd.GetYSize()); //inicializa o TOUCH
+
+ //touch inicializado com sucesso
+ if (status != TS_OK) {
+ lcd.Clear(LCD_COLOR_RED);
+ lcd.SetBackColor(LCD_COLOR_RED);
+ lcd.SetTextColor(LCD_COLOR_WHITE);
+ lcd.DisplayStringAt(0, LINE(5), (uint8_t *)"TOUCHSCREEN INIT FAIL", CENTER_MODE);
+ } else { //touch com falha
+ lcd.Clear(LCD_COLOR_GREEN);
+ lcd.SetBackColor(LCD_COLOR_GREEN);
+ lcd.SetTextColor(LCD_COLOR_WHITE);
+ lcd.DisplayStringAt(0, LINE(5), (uint8_t *)"TOUCHSCREEN INIT OK", CENTER_MODE);
+ }
+
+ wait(1);
+ lcd.Clear(LCD_COLOR_BLUE);
+ lcd.SetBackColor(LCD_COLOR_BLUE);
+ lcd.SetTextColor(LCD_COLOR_WHITE);
+ lcd.DrawCircle(230, 135, 40); //desenha o circulo na tela
+
+
+ while (1) {
+
+ ts.GetState(&TS_State); //verifica toque na tela
+ if (TS_State.touchDetected) { //houve toque
+ x = TS_State.touchX[0];
+ y = TS_State.touchY[0];
+ double d = sqrt( pow(x - 230.0, 2.0) + pow(y - 135.0,2.0) ); //distancia entre o ponto tocado e o centro do circulo
+ if(d <= 40) //toque dentro do circulo
+ {
+ status = 1; //controle que tocou no circulo
+ lcd.FillCircle(230, 135, 40); //pinta o circulo de branco
+ led = 1; //ativa o led
+ }
+ }
+ else { //sem toque detectado
+ if(status == 1) { //se anteriormente tocou no circulo
+ lcd.Clear(LCD_COLOR_BLUE); //limpa a tela
+ lcd.DrawCircle(230, 135, 40); //desenha o circulo
+ status = 0; //controle que nao tocou no circulo
+ led = 0; //desativa o led
+ }
+ }
+
+
+ }
+}
diff -r 000000000000 -r c6d1896596c0 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Thu Sep 06 21:27:41 2018 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/a7c7b631e539 \ No newline at end of file