Revision 7:05d567c0f879, committed 2015-09-13

Comitter:

saurabhmitra

Date:

Sun Sep 13 09:03:16 2015 +0000

Parent:

6:17871da2a7e4

Commit message:

HW 2 finished

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PinDetect.lib	Sun Sep 13 09:03:16 2015 +0000
@@ -0,0 +1,1 @@
+http://developer.mbed.org/users/AjK/code/PinDetect/#cb3afc45028b

--- a/main.cpp	Fri Mar 01 13:23:58 2013 +0000
+++ b/main.cpp	Sun Sep 13 09:03:16 2015 +0000
@@ -1,21 +1,73 @@
 #include "mbed.h"
 #include "USBKeyboard.h"
- 
-//LED1: NUM_LOCK
-//LED2: CAPS_LOCK
-//LED3: SCROLL_LOCK
-BusOut leds(LED1, LED2, LED3);
- 
+// #include "DigitalIn.h"
+
+#define NUM_WAIT 80
+#define DELAY 2
+
+BusOut leds( LED1, LED2, LED3, LED4 );
+BusIn pins(D3,D4,D5,D6,D7,D8,D9,D10,D11,D12);
+
 //USBKeyboard
 USBKeyboard keyboard;
- 
+
 int main(void) {
+    leds = 255;
+    int old_pins = 0;
+    char count = 0;
     while (1) {
-        keyboard.mediaControl(KEY_VOLUME_DOWN);
-        keyboard.printf("Hello World from Mbed\r\n");
-        keyboard.keyCode('s', KEY_CTRL);
-        keyboard.keyCode(KEY_CAPS_LOCK);
-        wait(1);
-        leds = keyboard.lockStatus();
+        if (old_pins == pins.read()) {
+//            keyboard.printf("Count: %d\r\n", count);
+            count++;
+        } else {
+            count = 0;
+        }
+        old_pins = pins.read();
+        if (count >= NUM_WAIT) {
+//            keyboard.printf("%d\r\n", ~(pins.read()));
+            old_pins = 0x3ff & (~old_pins); // make sure all other bits are 0 (after the 10 lowest order)
+            switch(old_pins) {
+                case 0x000: break;
+                // Vowels on left hand - one per finger
+                case 0x001: keyboard.printf("a");break;
+                case 0x002: keyboard.printf("e");break;
+                case 0x004: keyboard.printf("i");break;
+                case 0x008: keyboard.printf("o");break;
+                case 0x010: keyboard.printf("u");break;
+                
+                // Consonants on right hand, different combos
+                case 0x020: keyboard.printf("t");break;
+                case 0x040: keyboard.printf("n");break;
+                case 0x080: keyboard.printf("s");break;
+                case 0x100: keyboard.printf("h");break;
+                case 0x200: keyboard.printf("r");break;
+                case 0x060: keyboard.printf("d");break;
+                case 0x0A0: keyboard.printf("l");break;
+                case 0x120: keyboard.printf("c");break;
+                case 0x220: keyboard.printf("m");break;
+                case 0x0C0: keyboard.printf("w");break;
+                case 0x140: keyboard.printf("f");break;
+                case 0x240: keyboard.printf("g");break;
+                case 0x180: keyboard.printf("y");break;
+                case 0x280: keyboard.printf("p");break;
+                case 0x300: keyboard.printf("b");break;
+                case 0x0E0: keyboard.printf("v");break;
+                case 0x160: keyboard.printf("k");break;
+                case 0x260: keyboard.printf("j");break;
+                case 0x1a0: keyboard.printf("x");break;
+                case 0x2a0: keyboard.printf("q");break;
+                case 0x320: keyboard.printf("z");break;
+                
+                // Special Keys
+                case 0x003: keyboard.printf("\r\n");break;
+                case 0x005: keyboard.printf(" ");break;
+                case 0x009: keyboard.keyCode(KEY_CAPS_LOCK);break;
+                case 0x011: keyboard.printf("\b");break;
+                
+                default:
+                    break;
+            }
+        }
+        wait_ms(DELAY);
     }
 }
\ No newline at end of file