Pedro Santos
Test timer interrupt, generat flags with period of 100ms 500ms and 1000ms from kl25z :D
Revision 0:2ecfe9cc0e2b, committed 2015-03-19
- Comitter:
- PedroS1989
- Date:
- Thu Mar 19 12:35:32 2015 +0000
- Commit message:
- Test interrupt timer 0 -> generate flags with period of 100ms 500ms and 1000ms ; ; This is good work for applications
Changed in this revision
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
| mbed.bld | Show annotated file Show diff for this revision Revisions of this file |
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Thu Mar 19 12:35:32 2015 +0000
@@ -0,0 +1,153 @@
+//AUTOR: Pedro Santos
+// plainas_14@hotmail.com
+//DATA: 19/13/2015
+//NOTAS: http:
+//CODIGO PARA: programa de teste para entradas e saidas da placa kl25Z
+
+#include "mbed.h"
+
+Serial pc(USBTX, USBRX); // Declare the serial port
+
+//********************************************************************
+//********************************************************************
+//DEFINIÇÃO DE ENTRADAS E SAIDAS USADAS NO PROGRAMA
+//SAIDAS DIGITAIS
+DigitalOut led1 (PTD0);
+DigitalOut led2 (PTD3);
+DigitalOut led3 (PTD2);
+DigitalOut led4 (PTE5);
+
+DigitalOut led_r(LED1); // Define digital outputs for each LED color
+DigitalOut led_g(LED2);
+DigitalOut led_b(LED3);
+
+//ENTRADAS DIGITAIS
+DigitalIn tecla1 (PTE20);
+DigitalIn tecla2 (PTE21);
+DigitalIn tecla3 (PTE22);
+DigitalIn tecla4 (PTE23);
+
+int count_1000ms=0;
+int count_500ms=0;
+int count_100ms=0;
+
+char f_100ms=0;
+char f_500ms=0;
+char f_1000ms=0;
+
+//********************************************************************
+//********************************************************************
+void TPM0_IRQHandler(void){ //10ms interrupt
+
+ count_1000ms++;
+ count_500ms++;
+ count_100ms++;
+
+ if(count_100ms==10){
+ // led_b=!led_b;
+ led3=!led3;
+ count_100ms=0;
+ }
+
+ if(count_500ms==50){
+ // led_g=!led_g;
+ led2=!led2;
+ count_500ms=0;
+ }
+
+ if(count_1000ms==100){
+ // led_r=!led_r;
+ led1=!led1;
+ count_1000ms=0;
+ }
+
+
+ TPM0->SC= 0x000000cF; //Volta a defenir a cena
+ return;
+}
+
+//********************************************************************
+//********************************************************************
+void init_timer0(){
+
+ // TPM0->SC=0x2b;
+// TPM0_DMA=0;//->DMA=0; //disable dma
+// TPM0_SC->TOF=0; //flag de interruption
+// TPM0_SC->TOIE=1; //enable interupt flag
+// TPM0_SC->CPWMS=0; //enable interupt flag
+// TPM0_SC->CMOD=1; //cmod register
+// TPM0_SC->ps=8; //pre- escalar div pag 553 datasheet
+
+
+ // TMP0->CNT=100;
+ // TMP0->MOD=5000;
+
+ led_b=0;
+
+ wait(1);
+
+ led_b=!led_b;
+
+ SIM->SOPT2=(SIM->SOPT2 | (1UL<<24));
+ SIM->SCGC6=(SIM->SCGC6 | (1UL<<24));//enable TPM 0,1
+ //TPM0->SC=0x0;
+ //
+ //TPM0->CNT=200;
+ //TPM0->MOD|=4850;
+ //TPM0->SC|=0xEF;//0008
+
+
+ TPM0->SC=0x0;
+
+ TPM0->CNT=0x0;
+ TPM0->SC=0x00000040; //disable LPTPM
+ TPM0->MOD=3750; //max value = 1/(48mhz/128) -> 10^-3/ans =3750
+ TPM0->SC=0x000000cF;//enable LPTPM
+
+
+
+}
+
+
+//********************************************************************
+//****************************** MAIN ********************************
+//********************************************************************
+int main()
+{
+ led_r=1;
+ led_g=1;
+ led_b=1;
+ init_timer0();
+
+ pc.baud (38400);
+
+ NVIC_SetVector(TPM0_IRQn, (uint32_t)&TPM0_IRQHandler);
+ NVIC_SetPriority(TPM0_IRQn, 1);
+ NVIC_EnableIRQ(TPM0_IRQn);
+
+//****************************** LOOP ********************************
+ while(1) {
+
+ led_b = 0;
+ wait(0.1); //Wait 100ms
+ led_b = 1;
+ wait(0.1); //Wait 100ms
+
+ /*
+ // pc.printf("%u \n\r",TPM0->CNT); // Send a status message
+
+ //testa tecla 1 e 2
+ if(tecla1==1 || tecla2==1)
+ led3=1;
+ else
+ led3=0;
+
+ //testa tecla 3 e 4
+ if(tecla3==1 || tecla4==1)
+ led4=1;
+ else
+ led4=0;
+ */
+
+ }
+}
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Thu Mar 19 12:35:32 2015 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/487b796308b0 \ No newline at end of file