proyectotecnicas
pwm recibe la entrada del pid y varia el ciclo de trabajo y = 2.5x - 1.5 presion dice si esta lleno o que se yo (actualizar valores)
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PWM
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proyectotecnicas
Diff: main.cpp
- Revision:
- 0:647746eea42d
- Child:
- 1:778a662bafcf
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Sun Jan 04 22:12:46 2015 +0000
@@ -0,0 +1,80 @@
+#include "mbed.h"
+
+PwmOut pwm1(PTB0);
+PwmOut pwmLED(LED_RED);
+Serial pc(USBTX,USBRX);
+
+uint16_t periodPWM1 = 1;
+uint16_t periodPWMLED =1;
+float dutyPWM1 = 0;
+float dutyPWMLED = 0;
+
+void rxInterrupt()
+{
+
+ switch(pc.getc()) {
+
+ case 'a':
+
+ periodPWM1++;
+ periodPWMLED++;
+
+ pwm1.period_ms(periodPWM1);
+ pwmLED.period_ms(periodPWMLED);
+
+
+
+ break;
+
+ case 's':
+
+ if (periodPWM1>1) {
+ periodPWM1--;
+ periodPWMLED--;
+ }
+
+ pwm1.period_ms(periodPWM1);
+ pwmLED.period_ms(periodPWMLED);
+
+ break;
+
+ case 'f':
+
+ if (dutyPWM1<1) {
+ dutyPWM1 = dutyPWM1 + 0.05 ;
+ dutyPWMLED = dutyPWMLED + 0.05;
+ }
+
+ pwm1.write(dutyPWM1);
+ pwmLED.write(dutyPWMLED);
+
+ break;
+
+
+ case 'g':
+
+ if (dutyPWM1>0) {
+ dutyPWM1 = dutyPWM1 - 0.05 ;
+ dutyPWMLED = dutyPWMLED - 0.05;
+ }
+
+ pwm1.write(dutyPWM1);
+ pwmLED.write(dutyPWMLED);
+
+ break;
+
+ default: break;
+ }
+
+ pc.printf("Period (ms): %i, Duty: %.2f \r\n", periodPWM1,dutyPWM1);
+
+}
+
+int main()
+{
+
+ pc.baud(115200);
+ pc.attach(&rxInterrupt);
+
+ while(1);
+}