Diff: potmeter_read.cpp

Revision:

0:79cb894e00f4

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/potmeter_read.cpp	Wed Sep 23 12:40:53 2015 +0000
@@ -0,0 +1,43 @@
+#include "mbed.h"
+#include "MODSERIAL.h"
+
+Ticker output;
+
+AnalogIn pot(A0);
+DigitalOut led_r (LED_RED); 
+DigitalOut led_g (LED_GREEN);  
+DigitalOut led_b (LED_BLUE); 
+
+MODSERIAL pc(USBTX, USBRX);
+const int baudrate = 115200;            // Baudrate voor seriële verbinding
+const int output_rate = 1000;
+
+bool fn_go = false;
+
+void serial_output()
+{
+    fn_go = true;
+    led_r.write(false);
+    
+}
+
+int main()
+{
+    led_r.write(true);
+    led_g.write(false);    
+    led_b.write(true);     
+    output.attach_us(&serial_output,output_rate)    ;
+    pc.baud(baudrate);
+    while (true) {
+        led_b.write(false);  
+        
+        if(fn_go) {
+            led_g.write(true);            
+            float pot_val = pot.read();
+            pot_val = pot_val*4 - 2;
+            pc.printf("Potmeter value %.2f \n",pot_val);
+            
+            fn_go = false;
+        }
+    }
+}
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