Diff: main.cpp

Revision:

3:8daf84a849e5

Parent:

2:7d65a185f9a4

Child:

4:a46b7a818e39

--- a/main.cpp	Wed Dec 20 09:56:26 2017 +0000
+++ b/main.cpp	Fri Jan 24 10:50:28 2020 +0000
@@ -8,13 +8,15 @@
 
 (c) Craig A. Evans, University of Leeds, Jan 2016
 
+updated January 2020 - uses Gamepad2 peripherals
+
 */ 
 
 #include "mbed.h"
 
 // Create objects for ticker and red LED
 Ticker ticker;
-DigitalOut red_led(LED_RED);
+DigitalOut led1(PTA2);
 
 // flag - must be volatile as changes within ISR
 // g_ prefix makes it easier to distinguish it as global
@@ -27,8 +29,9 @@
 {
     // set-up the ticker so that the ISR it is called every 0.5 seconds
     ticker.attach(&timer_isr,0.5);
-    // the on-board RGB LED is a common anode - writing a 1 to the pin will turn the LED OFF
-    red_led = 1;
+    
+    // the LED is common anode - writing a 1 to the pin will turn the LED OFF
+    led1 = 1;
 
     while (1) {
 
@@ -39,6 +42,8 @@
             // send message over serial port - can observe in CoolTerm etc.
             printf("Tick \n");
             // DO TASK HERE
+            
+            led1 = ! led1;
     
         }