University of Plymouth - Stages 1, 2 and 3 / Mbed OS PWM-as-DAC

Use a PWM to simulate a DAC (needs additional filter)

Diff: main.cpp

Revision:
0:5d9c5cd32f43
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Oct 10 14:38:52 2017 +0000
@@ -0,0 +1,17 @@
+#include "mbed.h"
+
+DigitalOut led1(LED1);
+DigitalOut pin(D7);
+PwmOut pwm(D6); 
+
+// main() runs in its own thread in the OS
+int main() {
+    pwm.period_us(10);      // 1 second period
+    pwm = 0.5f;      // 50% duty cycle, relative to period
+    while (true) {
+        led1 = !led1;
+        pin = !pin;
+        wait(0.5);
+    }
+}
+