Diff: main.cpp

Revision:

0:704340a59525

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Thu Sep 20 12:17:36 2018 +0000
@@ -0,0 +1,38 @@
+#include "mbed.h"
+#include "MODSERIAL.h"
+
+Ticker potmeterticker;
+DigitalIn button1(D2);
+DigitalIn button2(D3);
+AnalogIn potmeter(A0);
+DigitalOut led(D4);
+MODSERIAL pc(USBTX, USBRX);
+volatile float pwmvalue;
+volatile double pwm_pct;
+volatile int on_time_us; // The time the LED should be on, in microseconds
+volatile int off_time_us;
+
+
+void ReadPotmeterValues()
+{
+    int frequency_Hz = 10000; 
+    pwm_pct = potmeter.read() * 100;
+    on_time_us = (int) ((pwm_pct/100.0) * (1.0/frequency_Hz) * 1.0e7);
+    off_time_us = (int) (( (100.0-pwm_pct)/100.0) * (1.0/frequency_Hz) * 1.0e7);
+}
+
+int main()
+{
+    pc.baud(115200);
+    pc.printf("Hello World!\r\n");
+    potmeterticker.attach(ReadPotmeterValues, 0.5);
+    
+    while (true) {
+        led = 1;
+        pc.printf("%i\r\n",on_time_us);
+        wait_us(on_time_us);
+        led = 0; // Turn led off
+        wait_us(off_time_us);
+        //ReadPotmeterValues();
+    }
+}
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