diff --git a/mykey.c b/mykey.c
index ba323448..0ced20dd 100644
--- a/mykey.c
+++ b/mykey.c
@@ -160,6 +160,5 @@ ISR(TIMER0_OVF_vect)
     if (idle_count > 61 * 8) {
         idle_count = 0;
         //print("Timer Event :)\n");
-        //usb_keyboard_press(KEY_SPACE, 0);
     }
 }
diff --git a/usb_keyboard_debug.h b/usb_keyboard_debug.h
index a76cc351..3f3de9f1 100644
--- a/usb_keyboard_debug.h
+++ b/usb_keyboard_debug.h
@@ -16,116 +16,6 @@ int8_t usb_debug_putchar(uint8_t c);	// transmit a character
 void usb_debug_flush_output(void);	// immediately transmit any buffered output
 #define USB_DEBUG_HID
 
-#define KEY_CTRL	0x01
-#define KEY_SHIFT	0x02
-#define KEY_ALT		0x04
-#define KEY_GUI		0x08
-#define KEY_LEFT_CTRL	0x01
-#define KEY_LEFT_SHIFT	0x02
-#define KEY_LEFT_ALT	0x04
-#define KEY_LEFT_GUI	0x08
-#define KEY_RIGHT_CTRL	0x10
-#define KEY_RIGHT_SHIFT	0x20
-#define KEY_RIGHT_ALT	0x40
-#define KEY_RIGHT_GUI	0x80
-
-#define KEY_A		4
-#define KEY_B		5
-#define KEY_C		6
-#define KEY_D		7
-#define KEY_E		8
-#define KEY_F		9
-#define KEY_G		10
-#define KEY_H		11
-#define KEY_I		12
-#define KEY_J		13
-#define KEY_K		14
-#define KEY_L		15
-#define KEY_M		16
-#define KEY_N		17
-#define KEY_O		18
-#define KEY_P		19
-#define KEY_Q		20
-#define KEY_R		21
-#define KEY_S		22
-#define KEY_T		23
-#define KEY_U		24
-#define KEY_V		25
-#define KEY_W		26
-#define KEY_X		27
-#define KEY_Y		28
-#define KEY_Z		29
-#define KEY_1		30
-#define KEY_2		31
-#define KEY_3		32
-#define KEY_4		33
-#define KEY_5		34
-#define KEY_6		35
-#define KEY_7		36
-#define KEY_8		37
-#define KEY_9		38
-#define KEY_0		39
-#define KEY_ENTER	40	
-#define KEY_ESC		41
-#define KEY_BACKSPACE	42	
-#define KEY_TAB		43
-#define KEY_SPACE	44	
-#define KEY_MINUS	45
-#define KEY_EQUAL	46
-#define KEY_LEFT_BRACE	47
-#define KEY_RIGHT_BRACE	48
-#define KEY_BACKSLASH	49
-#define KEY_NUMBER	50
-#define KEY_SEMICOLON	51
-#define KEY_QUOTE	52
-#define KEY_TILDE	53
-#define KEY_COMMA	54
-#define KEY_PERIOD	55
-#define KEY_SLASH	56
-#define KEY_CAPS_LOCK	57
-#define KEY_F1		58
-#define KEY_F2		59
-#define KEY_F3		60
-#define KEY_F4		61
-#define KEY_F5		62
-#define KEY_F6		63
-#define KEY_F7		64
-#define KEY_F8		65
-#define KEY_F9		66
-#define KEY_F10		67
-#define KEY_F11		68
-#define KEY_F12		69
-#define KEY_PRINTSCREEN	70		
-#define KEY_SCROLL_LOCK	71		
-#define KEY_PAUSE	72
-#define KEY_INSERT	73	
-#define KEY_HOME	74
-#define KEY_PAGE_UP	75
-#define KEY_DELETE	76
-#define KEY_END		77
-#define KEY_PAGE_DOWN	78	
-#define KEY_RIGHT	79
-#define KEY_LEFT	80
-#define KEY_DOWN	81
-#define KEY_UP		82
-#define KEY_NUM_LOCK	83
-#define KEYPAD_SLASH	84	
-#define KEYPAD_ASTERIX	85	
-#define KEYPAD_MINUS	86	
-#define KEYPAD_PLUS	87	
-#define KEYPAD_ENTER	88	
-#define KEYPAD_1	89
-#define KEYPAD_2	90
-#define KEYPAD_3	91	
-#define KEYPAD_4	92	
-#define KEYPAD_5	93	
-#define KEYPAD_6	94	
-#define KEYPAD_7	95	
-#define KEYPAD_8	96	
-#define KEYPAD_9	97	
-#define KEYPAD_0	98		
-#define KEYPAD_PERIOD	99		
-