Diff: led.c

Revision:

1:6877bb99aa17

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/led.c	Wed May 04 08:30:52 2011 +0000
@@ -0,0 +1,94 @@
+#include "mbed.h"
+#include "useful.h"
+
+DigitalOut led1(LED1);
+DigitalOut led2(LED2);
+DigitalOut led3(LED3);
+DigitalOut led4(LED4);
+
+/******************************************/
+/*                                        */
+/*  Simple Diag fr the 4 on board LED's   */
+/*                                        */
+/******************************************/
+
+void test_leds(char t)
+{
+    char a;
+    
+    a = 0;
+    while (a!=t){
+        led1 = 1;
+        wait(0.2);
+        led2 = 1;
+        wait(0.2);
+        led3 = 1;
+        wait(0.2);
+        led4 = 1;
+        wait(0.2);
+        led1=0;
+        led2=0;
+        led3=0;
+        led4=0;
+        a++;
+    }
+}
+
+/******************************************/
+/*                                        */
+/*   Two routines used for debug the      */
+/*   code, these let users turn on/off    */
+/*   LED's in turn                        */
+/*                                        */
+/*                                        */
+/******************************************/
+void led_on(int led)
+{
+    switch(led){
+        case    0    :  /* all on */
+            led1 = 1;
+            led2 = 1;
+            led3 = 1;
+            led4 = 1;
+            break;
+        case    1    :
+            led1=1;
+            break;
+        case    2    :
+            led2=1;
+            break;
+        case    3    :
+            led3=1;
+            break;
+        case    4    :
+            led4=1;
+            break;
+        default      :
+            lprintf("Unknown LED Number to turn on %d (Range 0,1,2,3,4)\n",led);
+    }
+}
+void led_off(int led)
+{
+    switch(led){
+        case    0    :  /* all off */
+            led1 = 0;
+            led2 = 0;
+            led3 = 0;
+            led4 = 0;
+            break;
+        case    1    :
+            led1=0;
+            break;
+        case    2    :
+            led2=0;
+            break;
+        case    3    :
+            led3=0;
+            break;
+        case    4    :
+            led4=0;
+            break;
+        default      :
+            lprintf("Unknown LED Number to turn off %d (Range 0,1,2,3,4)\n",led);
+    }
+}