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define.h
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// Uncomment to allow debug output on serial port
//#define DEBUG 1
// Uncomment to permit entering strings into serial input and have them played in as if a PS2 keyboard was connected
//#define TEST_SERIAL_INPUT 1
// Uncomment to periodically play "hello world" in as if PS2 keyboard was connected
//#define TEST_HELLO_WORLD 1
/**
* Size of buffer for key strokes - much more than 200 it stops working
*/
#define BUFFER_SIZE 200
/**
* Size of buffer for test key strokes
*/
#define TEST_BUFFER_SIZE 200
/*
* pins to use for PS2 keyboard
*/
#define CLK_PIN 2
#define DATA_PIN 3
/**
* HID key codes
*/
#define HID_NOEVENT 0x00 //Reserved (no event indicated)
#define HID_ERR_RLL_OVER 0x01 //Keyboard ErrorRollOver
#define HID_POST_FAIL 0x02 //Keyboard POSTFail
#define HID_ERR_UNDEF 0x03 //Keyboard ErrorUndefined
#define HID_A 0x04 //Keyboard a and A
#define HID_B 0x05 //Keyboard b and B
#define HID_C 0x06 //Keyboard c and C
#define HID_D 0x07 //Keyboard d and D
#define HID_E 0x08 //Keyboard e and E
#define HID_F 0x09 //Keyboard f and F
#define HID_G 0x0A //Keyboard g and G
#define HID_H 0x0B //Keyboard h and H
#define HID_I 0x0C //Keyboard i and I
#define HID_J 0x0D //Keyboard j and J
#define HID_K 0x0E //Keyboard k and K
#define HID_L 0x0F //Keyboard l and L
#define HID_M 0x10 //Keyboard m and M
#define HID_N 0x11 //Keyboard n and N
#define HID_O 0x12 //Keyboard o and O
#define HID_P 0x13 //Keyboard p and P
#define HID_Q 0x14 //Keyboard q and Q
#define HID_R 0x15 //Keyboard r and R
#define HID_S 0x16 //Keyboard s and S
#define HID_T 0x17 //Keyboard t and T
#define HID_U 0x18 //Keyboard u and U
#define HID_V 0x19 //Keyboard v and V
#define HID_W 0x1A //Keyboard w and W
#define HID_X 0x1B //Keyboard x and X
#define HID_Y 0x1C //Keyboard y and Y
#define HID_Z 0x1D //Keyboard z and Z
#define HID_1 0x1E //Keyboard 1 and !
#define HID_2 0x1F //Keyboard 2 and @
#define HID_3 0x20 //Keyboard 3 and #
#define HID_4 0x21 //Keyboard 4 and $
#define HID_5 0x22 //Keyboard 5 and %
#define HID_6 0x23 //Keyboard 6 and ^
#define HID_7 0x24 //Keyboard 7 and &
#define HID_8 0x25 //Keyboard 8 and *
#define HID_9 0x26 //Keyboard 9 and (
#define HID_0 0x27 //Keyboard 0 and )
#define HID_ENTER 0x28 //Keyboard Return (ENTER)
#define HID_ESC 0x29 //Keyboard ESCAPE
#define HID_BACK_SPACE 0x2A //Keyboard DELETE (Backspace)
#define HID_TAB 0x2B //Keyboard Tab
#define HID_SPACE 0x2C //Keyboard Spacebar
#define HID_HYPH 0x2D //Keyboard - and (underscore)
#define HID_EQUAL 0x2E //Keyboard = and +
#define HID_LEFT_BRACKET 0x2F //Keyboard [ and {
#define HID_RIGHT_BRACKET 0x30 //Keyboard ] and }
#define HID_BACK_SLASH 0x31 //Keyboard \ and |
#define HID_POUND 0x32 //Keyboard Non-US # and ~
#define HID_SEMI_COLON 0x33 //Keyboard ; and :
#define HID_APOSTROPHY 0x34 //Keyboard ' and "
#define HID_ACCENT 0x35 //Keyboard Grave Accent and Tilde
#define HID_COMMA 0x36 //Keyboard, and <
#define HID_PERIOD 0x37 //Keyboard . and >
#define HID_FWD_SLASH 0x38 //Keyboard / and ?
#define HID_CAPS 0x39 //Keyboard Caps Lock
#define HID_F1 0x3A //Keyboard F1
#define HID_F2 0x3B //Keyboard F2
#define HID_F3 0x3C //Keyboard F3
#define HID_F4 0x3D //Keyboard F4
#define HID_F5 0x3E //Keyboard F5
#define HID_F6 0x3F //Keyboard F6
#define HID_F7 0x40 //Keyboard F7
#define HID_F8 0x41 //Keyboard F8
#define HID_F9 0x42 //Keyboard F9
#define HID_F10 0x43 //Keyboard F10
#define HID_F11 0x44 //Keyboard F11
#define HID_F12 0x45 //Keyboard F12
#define HID_PRNT_SCR 0x46 //Keyboard PrintScreen
#define HID_SCR_LCK 0x47 //Keyboard Scroll Lock
#define HID_PAUSE 0x48 //Keyboard Pause
#define HID_INSERT 0x49 //Keyboard Insert
#define HID_HOME 0x4A //Keyboard Home
#define HID_PG_UP 0x4B //Keyboard PageUp
#define HID_DEL 0x4C //Keyboard Delete Forward
#define HID_END 0x4D //Keyboard End
#define HID_PG_DWN 0x4E //Keyboard PageDown
#define HID_RIGHT_ARROW 0x4F //Keyboard RightArrow
#define HID_LEFT_ARROW 0x50 //Keyboard LeftArrow
#define HID_DOWN_ARROW 0x51 //Keyboard DownArrow
#define HID_UP_ARROW 0x52 //Keyboard UpArrow
#define HID_NUM_LCK 0x53 //Keypad Num Lock and Clear
#define HID_KP_FWD_SLASH 0x54 //Keypad /
#define HID_KP_STAR 0x55 //Keypad *
#define HID_KP_HYPH 0x56 //Keypad -
#define HID_KP_PLUS 0x57 //Keypad +
#define HID_KP_ENTER 0x58 //Keypad ENTER
#define HID_KP_1 0x59 //Keypad 1 and End
#define HID_KP_2 0x5A //Keypad 2 and Down Arrow
#define HID_KP_3 0x5B //Keypad 3 and PageDn
#define HID_KP_4 0x5C //Keypad 4 and Left Arrow
#define HID_KP_5 0x5D //Keypad 5
#define HID_KP_6 0x5E //Keypad 6 and Right Arrow
#define HID_KP_7 0x5F //Keypad 7 and Home
#define HID_KP_8 0x60 //Keypad 8 and Up Arrow
#define HID_KP_9 0x61 //Keypad 9 and PageUp
#define HID_KP_0 0x62 //Keypad 0 and Insert
#define HID_KP_PERIOD 0x63 //Keypad . and Delete
#define HID_BACK_SLASH_NON_US 0x64 //Keyboard Non-US \ and |
#define HID_APPLICATION 0x65 //Keyboard Application
#define HID_POWER 0x66 //Keyboard Power
#define HID_KP_EQUAL 0x67 //Keypad =
#define HID_F13 0x68 //Keyboard F13
#define HID_F14 0x69 //Keyboard F14
#define HID_F15 0x6A //Keyboard F15
#define HID_F16 0x6B //Keyboard F16
#define HID_F17 0x6C //Keyboard F17
#define HID_F18 0x6D //Keyboard F18
#define HID_F19 0x6E //Keyboard F19
#define HID_F20 0x6F //Keyboard F20
#define HID_F21 0x70 //Keyboard F21
#define HID_F22 0x71 //Keyboard F22
#define HID_F23 0x72 //Keyboard F23
#define HID_F24 0x73 //Keyboard F24
#define HID_EXECUTE 0x74 //Keyboard Execute
#define HID_HELP 0x75 //Keyboard Help
#define HID_MENU 0x76 //Keyboard Menu
#define HID_SELECT 0x77 //Keyboard Select
#define HID_STOP 0x78 //Keyboard Stop
#define HID_AGAIN 0x79 //Keyboard Again
#define HID_UNDO 0x7A //Keyboard Undo
#define HID_CUT 0x7B //Keyboard Cut
#define HID_COPY 0x7C //Keyboard Copy
#define HID_PASTE 0x7D //Keyboard Paste
#define HID_FIND 0x7E //Keyboard Find
#define HID_MUTE 0x7F //Keyboard Mute
#define HID_VOL_UP 0x80 //Keyboard Volume Up
#define HID_VOL_DWN 0x81 //Keyboard Volume Down
#define HID_LCKING_CAPS 0x82 //Keyboard Locking Caps Lock
#define HID_LCKING_NUM 0x83 //Keyboard Locking Num Lock
#define HID_LCKING_SCR 0x84 //Keyboard Locking Scroll Lock
#define HID_KP_COMMA 0x85 //Keypad Comma
#define HID_KP_EQUAL_SIGN 0x86 //Keypad Equal Sign
#define HID_INTR_1 0x87 //Keyboard International1
#define HID_INTR_2 0x88 //Keyboard International2
#define HID_INTR_3 0x89 //Keyboard International3
#define HID_INTR_4 0x8A //Keyboard International4
#define HID_INTR_5 0x8B //Keyboard International5
#define HID_INTR_6 0x8C //Keyboard International6
#define HID_INTR_7 0x8D //Keyboard International7
#define HID_INTR_8 0x8E //Keyboard International8
#define HID_INTR_9 0x8F //Keyboard International9
#define HID_LANG_1 0x90 //Keyboard LANG1
#define HID_LANG_2 0x91 //Keyboard LANG2
#define HID_LANG_3 0x92 //Keyboard LANG3
#define HID_LANG_4 0x93 //Keyboard LANG4
#define HID_LANG_5 0x94 //Keyboard LANG5
#define HID_LANG_6 0x95 //Keyboard LANG6
#define HID_LANG_7 0x96 //Keyboard LANG7
#define HID_LANG_8 0x97 //Keyboard LANG8
#define HID_LANG_9 0x98 //Keyboard LANG9
#define HID_ALT_ERASE 0x99 //Keyboard Alternate Erase
#define HID_SYS_REQ 0x9A //Keyboard SysReq/Attention
#define HID_CANCEL 0x9B //Keyboard Cancel
#define HID_CLEAR 0x9C //Keyboard Clear
#define HID_PRIOR 0x9D //Keyboard Prior
#define HID_RETURN 0x9E //Keyboard Return
#define HID_SEPERATOR 0x9F //Keyboard Separator
#define HID_OUT 0xA0 //Keyboard Out
#define HID_OPER 0xA1 //Keyboard Oper
#define HID_CLEAR_AGAIN 0xA2 //Keyboard Clear/Again
#define HID_CR_SEL 0xA3 //Keyboard CrSel/Props
#define HID_ EX_SEL 0xA4 //Keyboard ExSel
#define HID_NEXT_TRACK 0xB5 //Keyboard Next Track
#define HID_PREV_TRACK 0xB6 //Keyboard Previous Track
#define HID_PLAY_PAUSE 0xCD //Keyboard Play Pause
#define HID_LEFT_CTRL 0xE0 //Keyboard LeftControl
#define HID_LEFT_SHIFT 0xE1 //Keyboard LeftShift
#define HID_LEFT_ALT 0xE2 //Keyboard LeftAlt
#define HID_LEFT_GUI 0xE3 //Keyboard Left GUI
#define HID_RIGHT_CTRL 0xE4 //Keyboard RightControl
#define HID_RIGHT_SHIFT 0xE5 //Keyboard RightShift
#define HID_RIGHT_ALT 0xE6 //Keyboard RightAlt
#define HID_RIGHT_GUI 0xE7 //Keyboard Right GUI
/**
* PS2 key codes
*/
#define PS2_A 0x1C
#define PS2_B 0x32
#define PS2_C 0x21
#define PS2_D 0x23
#define PS2_E 0x24
#define PS2_F 0x2B
#define PS2_G 0x34
#define PS2_H 0x33
#define PS2_I 0x43
#define PS2_J 0x3B
#define PS2_K 0x42
#define PS2_L 0x4B
#define PS2_M 0x3A
#define PS2_N 0x31
#define PS2_O 0x44
#define PS2_P 0x4D
#define PS2_Q 0x15
#define PS2_R 0x2D
#define PS2_S 0x1B
#define PS2_T 0x2C
#define PS2_U 0x3C
#define PS2_V 0x2A
#define PS2_W 0x1D
#define PS2_X 0x22
#define PS2_Y 0x35
#define PS2_Z 0x1A
#define PS2_0 0x45
#define PS2_1 0x16
#define PS2_2 0x1E
#define PS2_3 0x26
#define PS2_4 0x25
#define PS2_5 0x2E
#define PS2_6 0x36
#define PS2_7 0x3D
#define PS2_8 0x3E
#define PS2_9 0x46
#define PS2_ACCENT 0x0E
#define PS2_HYPH 0x4E
#define PS2_EQUAL 0x55
#define PS2_BACK_SLASH 0x5D
#define PS2_BACK_SLASH_NON_US 0x61
#define PS2_BACK_SPACE 0x66
#define PS2_SPACE 0x29
#define PS2_TAB 0x0D
#define PS2_CAPS 0x58
#define PS2_LEFT_SHIFT 0x12
#define PS2_LEFT_CTRL 0x14
#define PS2_LEFT_GUI 0x1F // 0xE01F
#define PS2_LEFT_ALT 0x11
#define PS2_RIGHT_SHIFT 0x59
#define PS2_RIGHT_CTRL 0x14 // 0xE014
#define PS2_RIGHT_GUI 0x27 // 0xE027
#define PS2_RIGHT_ALT 0x11 // 0xE011
#define PS2_APPLICATION 0x2F // 0xE02F
#define PS2_ENTER 0x5A
#define PS2_ESC 0x76
#define PS2_F1 0x05
#define PS2_F2 0x06
#define PS2_F3 0x04
#define PS2_F4 0x0C
#define PS2_F5 0x03
#define PS2_F6 0x0B
#define PS2_F7 0x83
#define PS2_F8 0x0A
#define PS2_F9 0x01
#define PS2_F10 0x09
#define PS2_F11 0x78
#define PS2_F12 0x07
#define PS2_PRNT_SCR 0x12 // 0xE012E07C
#define PS2_SCROLL 0x7E
#define PS2_LEFT_BRACKET 0x54
#define PS2_INSERT 0x70 // 0xE070
#define PS2_HOME 0x6C // 0xE06C
#define PS2_PG_UP 0x7D // 0xE07D
#define PS2_DELETE 0x71 // 0xE071
#define PS2_END 0x69 // 0xE069
#define PS2_PG_DWN 0x7A // 0xE07A
#define PS2_UP_ARROW 0x75 // 0xE075
#define PS2_LEFT_ARROW 0x6B // 0xE06B
#define PS2_DOWN_ARROW 0x72 // 0xE072
#define PS2_RIGHT_ARROW 0x74 // 0xE074
#define PS2_NUM 0x77
#define PS2_KP_FWD_SLASH 0x4A // 0xE04A
#define PS2_KP_STAR 0x7C
#define PS2_KP_HYPH 0x7B
#define PS2_KP_PLUS 0x79
#define PS2_KP_ENTER 0x5A // 0xE05A
#define PS2_KP_PERIOD 0x71
#define PS2_KP_0 0x70
#define PS2_KP_1 0x69
#define PS2_KP_2 0x72
#define PS2_KP_3 0x7A
#define PS2_KP_4 0x6B
#define PS2_KP_5 0x73
#define PS2_KP_6 0x74
#define PS2_KP_7 0x6C
#define PS2_KP_8 0x75
#define PS2_KP_9 0x7D
#define PS2_RIGHT_BRACKET 0x5B
#define PS2_SEMI_COLON 0x4C
#define PS2_APOSTROPHY 0x52
#define PS2_COMMA 0x41
#define PS2_PERIOD 0x49
#define PS2_FWD_SLASH 0x4A
#define PS2_PLAY_PAUSE 0x34 // 0xE034
#define PS2_STOP 0x3B // 0xE03B
#define PS2_VOL_UP 0x32 // 0xE032
#define PS2_PREV_TRACK 0x15 // 0xE015
#define PS2_NEXT_TRACK 0x4D // 0xE04D
#define PS2_VOL_DWN 0x21 // 0xE021
#define PS2_MUTE 0x23 // 0xE023
#define PS2_RELEASE 0xF0
#define PS2_EXTENDED 0xE0
#define PS2_LED_ACK 0xFA
#define PS2_PAUSE_SEQUENCE 0xE1 // 0xE11477E10F014F077
#define PS2_PAUSE_KEY_FAKE 0x6D
#define PS2_SET_RESET_LEDS 0xED //Set the keyboard LEDs
#define PS2_BUFFER_OVERFLOW 0xFF // My special marker for buffer overflow
/**
* Arrays for storing the key mapping from PS2 to HID
*/
typedef unsigned char uint8_t;