Diff: main.cpp

Revision:

8:de23747efc37

Parent:

5:bf5becf7469c

Child:

9:07e3e2f6d6a9

--- a/main.cpp	Tue Feb 19 23:46:45 2013 +0000
+++ b/main.cpp	Sun Sep 20 23:25:54 2015 +0000
@@ -1,18 +1,228 @@
 #include "mbed.h"
 #include "MMA8451Q.h"
+#include "USBKeyboard.h"
+#include "USBHID.h"
 
 #define MMA8451_I2C_ADDRESS (0x1d<<1)
+#define THRESHOLD 0.1
+
+typedef struct {
+    unsigned char usage;
+    unsigned char modifier;
+} KEYMAP;
+
+#define KEYMAP_SIZE (152)
+const KEYMAP keymap[KEYMAP_SIZE] = {
+    {0, 0},             /* NUL */
+    {0, 0},             /* SOH */
+    {0, 0},             /* STX */
+    {0, 0},             /* ETX */
+    {0, 0},             /* EOT */
+    {0, 0},             /* ENQ */
+    {0, 0},             /* ACK */
+    {0, 0},             /* BEL */
+    {0x2a, 0},          /* BS  */  /* Keyboard Delete (Backspace) */
+    {0x2b, 0},          /* TAB */  /* Keyboard Tab */
+    {0x28, 0},          /* LF  */  /* Keyboard Return (Enter) */
+    {0, 0},             /* VT  */
+    {0, 0},             /* FF  */
+    {0, 0},             /* CR  */
+    {0, 0},             /* SO  */
+    {0, 0},             /* SI  */
+    {0, 0},             /* DEL */
+    {0, 0},             /* DC1 */
+    {0, 0},             /* DC2 */
+    {0, 0},             /* DC3 */
+    {0, 0},             /* DC4 */
+    {0, 0},             /* NAK */
+    {0, 0},             /* SYN */
+    {0, 0},             /* ETB */
+    {0, 0},             /* CAN */
+    {0, 0},             /* EM  */
+    {0, 0},             /* SUB */
+    {0, 0},             /* ESC */
+    {0, 0},             /* FS  */
+    {0, 0},             /* GS  */
+    {0, 0},             /* RS  */
+    {0, 0},             /* US  */
+    {0x2c, 0},          /*   */
+    {0x1e, KEY_SHIFT},      /* ! */
+    {0x34, KEY_SHIFT},      /* " */
+    {0x20, KEY_SHIFT},      /* # */
+    {0x21, KEY_SHIFT},      /* $ */
+    {0x22, KEY_SHIFT},      /* % */
+    {0x24, KEY_SHIFT},      /* & */
+    {0x34, 0},          /* ' */
+    {0x26, KEY_SHIFT},      /* ( */
+    {0x27, KEY_SHIFT},      /* ) */
+    {0x25, KEY_SHIFT},      /* * */
+    {0x2e, KEY_SHIFT},      /* + */
+    {0x36, 0},          /* , */
+    {0x2d, 0},          /* - */
+    {0x37, 0},          /* . */
+    {0x38, 0},          /* / */
+    {0x27, 0},          /* 0 */
+    {0x1e, 0},          /* 1 */
+    {0x1f, 0},          /* 2 */
+    {0x20, 0},          /* 3 */
+    {0x21, 0},          /* 4 */
+    {0x22, 0},          /* 5 */
+    {0x23, 0},          /* 6 */
+    {0x24, 0},          /* 7 */
+    {0x25, 0},          /* 8 */
+    {0x26, 0},          /* 9 */
+    {0x33, KEY_SHIFT},      /* : */
+    {0x33, 0},          /* ; */
+    {0x36, KEY_SHIFT},      /* < */
+    {0x2e, 0},          /* = */
+    {0x37, KEY_SHIFT},      /* > */
+    {0x38, KEY_SHIFT},      /* ? */
+    {0x1f, KEY_SHIFT},      /* @ */
+    {0x04, KEY_SHIFT},      /* A */
+    {0x05, KEY_SHIFT},      /* B */
+    {0x06, KEY_SHIFT},      /* C */
+    {0x07, KEY_SHIFT},      /* D */
+    {0x08, KEY_SHIFT},      /* E */
+    {0x09, KEY_SHIFT},      /* F */
+    {0x0a, KEY_SHIFT},      /* G */
+    {0x0b, KEY_SHIFT},      /* H */
+    {0x0c, KEY_SHIFT},      /* I */
+    {0x0d, KEY_SHIFT},      /* J */
+    {0x0e, KEY_SHIFT},      /* K */
+    {0x0f, KEY_SHIFT},      /* L */
+    {0x10, KEY_SHIFT},      /* M */
+    {0x11, KEY_SHIFT},      /* N */
+    {0x12, KEY_SHIFT},      /* O */
+    {0x13, KEY_SHIFT},      /* P */
+    {0x14, KEY_SHIFT},      /* Q */
+    {0x15, KEY_SHIFT},      /* R */
+    {0x16, KEY_SHIFT},      /* S */
+    {0x17, KEY_SHIFT},      /* T */
+    {0x18, KEY_SHIFT},      /* U */
+    {0x19, KEY_SHIFT},      /* V */
+    {0x1a, KEY_SHIFT},      /* W */
+    {0x1b, KEY_SHIFT},      /* X */
+    {0x1c, KEY_SHIFT},      /* Y */
+    {0x1d, KEY_SHIFT},      /* Z */
+    {0x2f, 0},          /* [ */
+    {0x31, 0},          /* \ */
+    {0x30, 0},          /* ] */
+    {0x23, KEY_SHIFT},      /* ^ */
+    {0x2d, KEY_SHIFT},      /* _ */
+    {0x35, 0},          /* ` */
+    {0x04, 0},          /* a */
+    {0x05, 0},          /* b */
+    {0x06, 0},          /* c */
+    {0x07, 0},          /* d */
+    {0x08, 0},          /* e */
+    {0x09, 0},          /* f */
+    {0x0a, 0},          /* g */
+    {0x0b, 0},          /* h */
+    {0x0c, 0},          /* i */
+    {0x0d, 0},          /* j */
+    {0x0e, 0},          /* k */
+    {0x0f, 0},          /* l */
+    {0x10, 0},          /* m */
+    {0x11, 0},          /* n */
+    {0x12, 0},          /* o */
+    {0x13, 0},          /* p */
+    {0x14, 0},          /* q */
+    {0x15, 0},          /* r */
+    {0x16, 0},          /* s */
+    {0x17, 0},          /* t */
+    {0x18, 0},          /* u */
+    {0x19, 0},          /* v */
+    {0x1a, 0},          /* w */
+    {0x1b, 0},          /* x */
+    {0x1c, 0},          /* y */
+    {0x1d, 0},          /* z */
+    {0x2f, KEY_SHIFT},      /* { */
+    {0x31, KEY_SHIFT},      /* | */
+    {0x30, KEY_SHIFT},      /* } */
+    {0x35, KEY_SHIFT},      /* ~ */
+    {0,0},              /* DEL */
+
+    {0x3a, 0},          /* F1 */
+    {0x3b, 0},          /* F2 */
+    {0x3c, 0},          /* F3 */
+    {0x3d, 0},          /* F4 */
+    {0x3e, 0},          /* F5 */
+    {0x3f, 0},          /* F6 */
+    {0x40, 0},          /* F7 */
+    {0x41, 0},          /* F8 */
+    {0x42, 0},          /* F9 */
+    {0x43, 0},          /* F10 */
+    {0x44, 0},          /* F11 */
+    {0x45, 0},          /* F12 */
+
+    {0x46, 0},          /* PRINT_SCREEN */
+    {0x47, 0},          /* SCROLL_LOCK */
+    {0x39, 0},          /* CAPS_LOCK */
+    {0x53, 0},          /* NUM_LOCK */
+    {0x49, 0},          /* INSERT */
+    {0x4a, 0},          /* HOME */
+    {0x4b, 0},          /* PAGE_UP */
+    {0x4e, 0},          /* PAGE_DOWN */
+    
+    {0x4f, 0},          /* RIGHT_ARROW */
+    {0x50, 0},          /* LEFT_ARROW */
+    {0x51, 0},          /* DOWN_ARROW */
+    {0x52, 0},          /* UP_ARROW */
+};
 
 int main(void) {
     MMA8451Q acc(PTE25, PTE24, MMA8451_I2C_ADDRESS);
     PwmOut rled(LED_RED);
-    PwmOut gled(LED_GREEN);
     PwmOut bled(LED_BLUE);
+    
+    Serial mac(USBTX, USBRX);
+    
+    USBKeyboard keyboard;
+    HID_REPORT report;
+ 
+    report.data[0] = 1; // this is the USB ID
+    report.data[1] = 0; // this is a modifier key (ie: ctrl/shift/alt)
+    report.data[2] = 0; // i haven't figured this one out
+    report.data[3] = 0; // UP
+    report.data[4] = 0; // DOWN
+    report.data[5] = 0; // LEFT
+    report.data[6] = 0; // RIGHT
+    report.data[7] = keymap['z'].usage; // SHOOT
+    report.data[8] = 0; // BOMB
+    report.length = 9;
 
     while (true) {
+        float x = acc.getAccX();
+        float y = acc.getAccY();
+
+        if (x < 0 - THRESHOLD) {
+            mac.printf("Left\r\n");
+            report.data[6] = 0;
+            report.data[5] = keymap[LEFT_ARROW].usage;
+        }
+
+        if (x > 0 + THRESHOLD) {
+            mac.printf("Right\r\n");
+            report.data[6] = keymap[RIGHT_ARROW].usage;
+            report.data[5] = 0;
+        }
+
+        if (y < 0 - THRESHOLD) {
+            mac.printf("Up\r\n");
+            report.data[3] = keymap[UP_ARROW].usage;
+            report.data[4] = 0;
+        }
+
+        if (y > 0 + THRESHOLD) {
+            mac.printf("Down\r\n");
+            report.data[3] = 0;
+            report.data[4] = keymap[DOWN_ARROW].usage;
+        }
+
         rled = 1.0 - abs(acc.getAccX());
-        gled = 1.0 - abs(acc.getAccY());
-        bled = 1.0 - abs(acc.getAccZ());
+        bled = 1.0 - abs(acc.getAccY());
+        
+        keyboard.send(&report);
         wait(0.1);
     }
 }