Diff: main.cpp

Revision:

1:fdb8ecdf954f

Parent:

0:8d318218bac1

Child:

2:f91fc3b8d8f7

--- a/main.cpp	Thu Jan 19 14:23:37 2017 -0600
+++ b/main.cpp	Wed Mar 15 01:54:31 2017 +0000
@@ -1,15 +1,35 @@
 #include "mbed.h"
-//K64F
-Serial pc(USBTX, USBRX); // tx, rx
-Serial device(MBED_CONF_APP_UART1_TX, MBED_CONF_APP_UART1_RX);  // tx, rx
+/*
+    Serial2RGB main by C. S. Tritt, Last revised 3/14/17 (v. 1.0)
+    Toggles RGB LED junctions in response to serial input. Uses "unbuffered" 
+    reads (Enter, CR/LF not required). 
+*/
+DigitalOut RedLED(D9); // Physically same as Arduino Digital pin 9.
+DigitalOut GrnLED(D10); // Physically same as Arduino Digital pin 10.
+DigitalOut BluLED(D11); // Physically same as Arduino Digital pin 11.
+
+Serial pc(USBTX, USBRX); // Default settings are 9600 Baud, 8-N-1.
 
 int main() {
+    
+    RedLED = 0;
+    GrnLED = 0;
+    BluLED = 0;
+    char letter;
+    
     while(1) {
-        if(pc.readable()) {
-            device.putc(pc.getc());
-        }
-        if(device.readable()) {
-            pc.putc(device.getc());
+        if (pc.readable()) {
+            letter = pc.getc();
+            pc.putc(letter);
+            if (letter == 'r') {
+                RedLED = !RedLED;
+            }
+            else if (letter == 'g') {
+                GrnLED = !GrnLED;
+            }       
+            else if (letter == 'b') {
+                BluLED = !BluLED;
+            }       
         }
     }
 }