Code re-factor now compiles.
- Added better string handling and canned messages - Added LED error function - Moved code around - Prepared the matrix code for multiple styles of scanning (changed at compile time)
This commit is contained in:
Jacob Alexander
parent
47a54d654d
commit
1e03ed42aa
1
Makefile
1
Makefile
@ -48,6 +48,7 @@ TARGET = main
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SRC = $(TARGET).c \
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SRC = $(TARGET).c \
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print.c \
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print.c \
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usb_keyboard_debug.c \
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usb_keyboard_debug.c \
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scan_loop.c
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#usb_keyboard.c
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#usb_keyboard.c
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228
keymap.h
Normal file
228
keymap.h
Normal file
@ -0,0 +1,228 @@
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#ifndef __KEYMAP_h
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#define __KEYMAP_h
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#include "usb_keys.h"
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// Modifier Mask
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#define MODIFIERS_KEYPAD 0
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#define MODIFIERS_KEYBOARD 4
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static uint8_t keypad_modifierMask[] = {};
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static uint8_t keyboard_modifierMask[] = { 1, 17, 33, 49 };
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static uint8_t alternate_modifierMask[] = { 1, 17, 33, 49, 62 };
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// Default 1-indexed key mappings
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static uint8_t keypadDefaultMap[] = { 0,
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KEYPAD_7,
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KEYPAD_8,
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KEYPAD_9,
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KEYPAD_SLASH,
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KEYPAD_4,
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KEYPAD_5,
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KEYPAD_6,
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KEYPAD_ASTERIX,
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KEYPAD_1,
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KEYPAD_2,
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KEYPAD_3,
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KEYPAD_MINUS,
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KEYPAD_ENTER,
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KEYPAD_0,
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KEYPAD_PERIOD,
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KEYPAD_PLUS };
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static uint8_t defaultMap[] = { 0,
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KEY_GUI,
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KEY_1,
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KEY_2,
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KEY_3,
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KEY_4,
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KEY_5,
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KEY_6,
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KEY_7,
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KEY_8,
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KEY_9,
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KEY_0,
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KEY_MINUS,
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KEY_EQUAL,
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KEY_BACKSLASH,
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KEY_TILDE,
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KEY_BACKSPACE,
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KEY_ALT,
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KEY_TAB,
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KEY_Q,
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KEY_W,
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KEY_E,
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KEY_R,
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KEY_T,
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KEY_Y,
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KEY_U,
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KEY_I,
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KEY_O,
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KEY_P,
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KEY_LEFT_BRACE,
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KEY_RIGHT_BRACE,
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KEY_DELETE,
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KEY_UP,
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KEY_CTRL,
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KEY_CAPS_LLOCK,
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KEY_A,
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KEY_S,
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KEY_D,
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KEY_F,
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KEY_G,
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KEY_H,
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KEY_J,
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KEY_K,
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KEY_L,
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KEY_SEMICOLON,
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KEY_QUOTE,
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KEY_ENTER,
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KEY_DOWN,
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KEY_ESC,
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KEY_LEFT_SHIFT,
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KEY_Z,
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KEY_X,
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KEY_C,
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KEY_V,
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KEY_B,
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KEY_N,
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KEY_M,
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KEY_COMMA,
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KEY_PERIOD,
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KEY_SLASH,
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KEY_RIGHT_SHIFT,
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KEY_LEFT,
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KEY_RIGHT,
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KEY_SPACE };
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static uint8_t navigationMap[] = { 0,
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KEY_GUI,
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KEY_F1,
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KEY_F2,
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KEY_F3,
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KEY_F4,
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KEY_F5,
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KEY_F6,
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KEY_F7,
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KEY_F8,
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KEY_F9,
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KEY_F10,
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KEY_F11,
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KEY_F12,
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KEY_INSERT,
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KEY_DELETE,
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KEY_BACKSPACE,
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KEY_ALT,
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KEY_CAPS_LOCK,
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0,
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0,
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0,
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0,
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0,
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0,
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0,
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KEY_SYSREQ_ATT,
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KEY_SCROLL_LOCK,
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KEY_PAUSE,
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KEY_UP,
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0,
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0,
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0,
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KEY_CTRL,
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KEY_CAPS_LLOCK,
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0,
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0,
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0,
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0,
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0,
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KEYPAD_ASTERIX,
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KEYPAD_SLASH,
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KEY_HOME,
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KEY_PAGE_UP,
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KEY_LEFT,
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KEY_RIGHT,
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KEY_ENTER,
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0,
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KEY_ESC,
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KEY_LEFT_SHIFT,
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0,
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0,
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0,
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0,
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0,
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KEYPAD_PLUS,
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KEYPAD_MINUS,
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KEY_END,
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KEY_PAGE_DOWN,
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KEY_DOWN,
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KEY_RIGHT_SHIFT,
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165,
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KEY_RIGHT_ALT,
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KEY_SPACE };
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static uint8_t colemakMap[] = { 0,
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KEY_GUI,
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KEY_1,
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KEY_2,
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KEY_3,
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KEY_4,
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KEY_5,
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KEY_6,
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KEY_7,
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KEY_8,
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KEY_9,
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KEY_0,
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KEY_MINUS,
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KEY_EQUAL,
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KEY_BACKSLASH,
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KEY_TILDE,
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KEY_BACKSPACE,
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KEY_ALT,
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KEY_TAB,
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KEY_Q,
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KEY_W,
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KEY_F,
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KEY_P,
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KEY_G,
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KEY_J,
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KEY_L,
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KEY_U,
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KEY_Y,
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KEY_SEMICOLON,
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KEY_LEFT_BRACE,
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KEY_RIGHT_BRACE,
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KEY_DELETE,
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KEY_PAGE_UP,
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KEY_CTRL,
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KEY_CAPS_LLOCK,
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KEY_A,
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KEY_R,
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KEY_S,
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KEY_T,
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KEY_D,
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KEY_H,
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KEY_N,
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KEY_E,
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KEY_I,
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KEY_O,
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KEY_QUOTE,
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KEY_ENTER,
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KEY_PAGE_DOWN,
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KEY_ESC,
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KEY_LEFT_SHIFT,
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KEY_Z,
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KEY_X,
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KEY_C,
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KEY_V,
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KEY_B,
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KEY_K,
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KEY_M,
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KEY_COMMA,
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KEY_PERIOD,
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KEY_SLASH,
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KEY_RIGHT_SHIFT,
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165,
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KEY_RIGHT_ALT,
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KEY_SPACE };
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#endif
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348
main.c
348
main.c
@ -23,7 +23,7 @@
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#include <avr/pgmspace.h>
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#include <avr/pgmspace.h>
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#include <avr/interrupt.h>
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#include <avr/interrupt.h>
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#include <util/delay.h>
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#include <util/delay.h>
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#include "usb_keys.h"
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//#include "usb_keys.h"
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#include "scan_loop.h"
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#include "scan_loop.h"
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//#include "layouts.h"
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//#include "layouts.h"
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//#include "usb_keyboard.h"
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//#include "usb_keyboard.h"
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@ -35,226 +35,20 @@
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#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
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#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
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// Debouncing Defines
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#define SAMPLE_THRESHOLD 110
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#define MAX_SAMPLES 127 // Max is 127, reaching 128 is very bad
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// Verified Keypress Defines
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// Verified Keypress Defines
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#define USB_TRANSFER_DIVIDER 10 // 1024 == 1 Send of keypresses per second, 1 == 1 Send of keypresses per ~1 millisecond
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#define USB_TRANSFER_DIVIDER 10 // 1024 == 1 Send of keypresses per second, 1 == 1 Send of keypresses per ~1 millisecond
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/*
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// Number of keys
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#define KEYBOARD_SIZE 63
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#define KEYPAD_SIZE 16
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// Drive Pin Defines
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#define DRIVE_reg_1 PORTD
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#define DRIVE_reg_2 PORTD
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#define DRIVE_reg_3 PORTD
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#define DRIVE_reg_4 PORTD
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#define DRIVE_reg_5 PORTD
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#define DRIVE_reg_6 PORTD
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#define DRIVE_reg_7 PORTE
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#define DRIVE_reg_8 PORTE
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#define DRIVE_reg_9 PORTE
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#define DRIVE_reg_10 <blank>
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#define DRIVE_reg_11 <blank>
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#define DRIVE_reg_12 <blank>
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#define DRIVE_pin_1 2
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#define DRIVE_pin_2 3
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#define DRIVE_pin_3 4
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#define DRIVE_pin_4 5
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#define DRIVE_pin_5 6
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#define DRIVE_pin_6 7
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#define DRIVE_pin_7 0
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#define DRIVE_pin_8 1
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#define DRIVE_pin_9 6
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#define DRIVE_pin_10 <blank>
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#define DRIVE_pin_11 <blank>
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#define DRIVE_pin_12 <blank>
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// Detect Pin/Group Defines
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#define DETECT_group_1 1
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#define DETECT_group_2 2
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#define DETECT_group_3 3
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#define DETECT_group_4 4
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#define DETECT_group_5 5
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#define DETECT_group_6 6
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#define DETECT_group_7 7
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#define DETECT_group_8 8
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#define DETECT_group_9 9
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#define DETECT_group_10 <blank>
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#define DETECT_group_11 <blank>
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#define DETECT_group_12 <blank>
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#define DETECT_group_size_1 7
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#define DETECT_group_size_2 7
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#define DETECT_group_size_3 6
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#define DETECT_group_size_4 8
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#define DETECT_group_size_5 7
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#define DETECT_group_size_6 7
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#define DETECT_group_size_7 8
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#define DETECT_group_size_8 8
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#define DETECT_group_size_9 4
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#define DETECT_group_size_10 <blank>
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#define DETECT_group_size_11 <blank>
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#define DETECT_group_size_12 <blank>
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// Switch Codes
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#define DETECT_group_array_1 {55,22,6 ,40,43,27,11}
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#define DETECT_group_array_2 {56,23,7 ,41,58,26,10}
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#define DETECT_group_array_3 {57,24,8 ,42,25,9}
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#define DETECT_group_array_4 {54,21,5 ,39,44,28,12,59}
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#define DETECT_group_array_5 {53,20,4 ,38,45,29,13}
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#define DETECT_group_array_6 {52,19,3 ,37,46,30,14}
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#define DETECT_group_array_7 {51,18,2 ,36,61,31,15,63}
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#define DETECT_group_array_8 {50,17,1 ,35,47,32,16,62}
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#define DETECT_group_array_9 {48,49,33,34} // 49/60 are the same line
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#define DETECT_group_array_10 <blank>
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#define DETECT_group_array_11 <blank>
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#define DETECT_group_array_12 <blank>
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// Drive Macros (Generally don't need to be changed), except for maybe DRIVE_DETECT
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// Sleep is for signal debouncing
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#define DRIVE_DETECT(reg,pin,group) \
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reg &= ~(1 << pin); \
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detection(group); \
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reg |= (1 << pin); \
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_delay_us(1);
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#define DD_CASE(number) \
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case number:\
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DRIVE_DETECT(DRIVE_reg_##number, DRIVE_pin_##number, DETECT_group_##number)
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#define DD_CASE_ORD(number) \
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DD_CASE(number) \
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break;
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#define DD_CASE_END(number,var) \
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DD_CASE(number) \
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var = -1; \
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break;
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// Updates the current detection sample and last sample bit
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// Detection Macros (Probably don't need to be changed, but depending the matrix, may have to be)
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// Determine if key is either normal or a modifier
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#define DET_GROUP_CHECK(index,test) \
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if ( test ) { \
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keyDetectArray[groupArray[index]]++; \
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}
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// XXX - Detection Groups
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// Checks each of the specified pins, and then if press detected, determine if the key is normal or a modifier
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// Inverse logic applies for the PINs
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// Used for 1 detection group (Special group)
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#define DET_GROUP_1 \
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DET_GROUP_CHECK(0,!( PINB & (1 << 7) )) \
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DET_GROUP_CHECK(1,!( PINC & (1 << 0) )) \
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DET_GROUP_CHECK(2,!( PIND & (1 << 0) )) \
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DET_GROUP_CHECK(3,!( PIND & (1 << 1) )) \
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// Used for 4 detection groups (Skips J1 P9)
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#define DET_GROUP_2 \
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DET_GROUP_CHECK(0,!( PINE & (1 << 7) )) \
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DET_GROUP_CHECK(1,!( PINB & (1 << 0) )) \
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DET_GROUP_CHECK(2,!( PINB & (1 << 1) )) \
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DET_GROUP_CHECK(3,!( PINB & (1 << 2) )) \
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DET_GROUP_CHECK(4,!( PINB & (1 << 3) )) \
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DET_GROUP_CHECK(5,!( PINB & (1 << 4) )) \
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DET_GROUP_CHECK(6,!( PINB & (1 << 5) )) \
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// Used for 1 detection group (Skips J1 P6 and J1 P9)
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#define DET_GROUP_3 \
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DET_GROUP_CHECK(0,!( PINE & (1 << 7) )) \
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DET_GROUP_CHECK(1,!( PINB & (1 << 0) )) \
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DET_GROUP_CHECK(2,!( PINB & (1 << 1) )) \
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DET_GROUP_CHECK(3,!( PINB & (1 << 2) )) \
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DET_GROUP_CHECK(4,!( PINB & (1 << 4) )) \
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DET_GROUP_CHECK(5,!( PINB & (1 << 5) )) \
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// Used for 3 detection groups (No skips, except special group 1)
|
|
||||||
#define DET_GROUP_4 \
|
|
||||||
DET_GROUP_CHECK(0,!( PINE & (1 << 7) )) \
|
|
||||||
DET_GROUP_CHECK(1,!( PINB & (1 << 0) )) \
|
|
||||||
DET_GROUP_CHECK(2,!( PINB & (1 << 1) )) \
|
|
||||||
DET_GROUP_CHECK(3,!( PINB & (1 << 2) )) \
|
|
||||||
DET_GROUP_CHECK(4,!( PINB & (1 << 3) )) \
|
|
||||||
DET_GROUP_CHECK(5,!( PINB & (1 << 4) )) \
|
|
||||||
DET_GROUP_CHECK(6,!( PINB & (1 << 5) )) \
|
|
||||||
DET_GROUP_CHECK(7,!( PINB & (1 << 6) )) \
|
|
||||||
|
|
||||||
// Combines the DET_GROUP_Xs above for the given groupArray
|
|
||||||
#define DET_GROUP(group,det_group) \
|
|
||||||
case group: \
|
|
||||||
{ \
|
|
||||||
uint8_t groupArray[DETECT_group_size_##group] = DETECT_group_array_##group; \
|
|
||||||
_delay_us(1); \
|
|
||||||
DET_GROUP_##det_group \
|
|
||||||
} \
|
|
||||||
break;
|
|
||||||
|
|
||||||
|
|
||||||
// Loop over all of the sampled keys of the given array
|
|
||||||
// If the number of samples is higher than the sample threshold, flag the high bit, clear otherwise
|
|
||||||
// This should be resetting VERY quickly, cutting off a potentially valid keypress is not an issue
|
|
||||||
#define DEBOUNCE_ASSESS(table,size) \
|
|
||||||
for ( uint8_t key = 1; key < size + 1; key++ ) {\
|
|
||||||
table[key] = ( table[key] & ~(1 << 7) ) > SAMPLE_THRESHOLD ? (1 << 7) : 0x00; \
|
|
||||||
} \
|
|
||||||
|
|
||||||
|
|
||||||
// Keypad detection
|
|
||||||
// Each switch has it's own detection line, inverse logic
|
|
||||||
#define KEYPAD_DETECT(test,switch_code) \
|
|
||||||
if ( !(test) ) { \
|
|
||||||
keypadDetectArray[switch_code]++; \
|
|
||||||
} \
|
|
||||||
|
|
||||||
|
|
||||||
// NOTE: Highest Bit: Valid keypress (0x80 is valid keypress)
|
|
||||||
// Other Bits: Pressed state sample counter
|
|
||||||
uint8_t keyboardDetectArray[KEYBOARD_SIZE + 1];
|
|
||||||
|
|
||||||
// Interrupt Variables
|
|
||||||
uint16_t sendKeypressCounter = 0;
|
|
||||||
volatile uint8_t sendKeypresses = 0;
|
|
||||||
|
|
||||||
|
|
||||||
void detection( int group )
|
|
||||||
{
|
|
||||||
// XXX Modify for different detection groups <-> groupArray mappings
|
|
||||||
switch ( group ) {
|
|
||||||
DET_GROUP(1,2)
|
|
||||||
DET_GROUP(2,2)
|
|
||||||
DET_GROUP(3,3)
|
|
||||||
DET_GROUP(4,4)
|
|
||||||
DET_GROUP(5,2)
|
|
||||||
DET_GROUP(6,2)
|
|
||||||
DET_GROUP(7,4)
|
|
||||||
DET_GROUP(8,4)
|
|
||||||
DET_GROUP(9,1)
|
|
||||||
}
|
|
||||||
}
|
|
||||||
*/
|
|
||||||
|
|
||||||
// Error LED Control
|
// Error LED Control
|
||||||
void errorLED( uint8_t on )
|
void errorLED( uint8_t on )
|
||||||
{
|
{
|
||||||
// Error LED On
|
// Error LED On
|
||||||
if ( on ) {
|
if ( on ) {
|
||||||
DDRD |= (1<<6);
|
|
||||||
PORTD |= (1<<6);
|
PORTD |= (1<<6);
|
||||||
}
|
}
|
||||||
// Error LED Off
|
// Error LED Off
|
||||||
else {
|
else {
|
||||||
DDRD &= ~(1<<6);
|
|
||||||
PORTD &= ~(1<<6);
|
PORTD &= ~(1<<6);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
@ -282,39 +76,6 @@ inline void pinSetup(void)
|
|||||||
PORTE = 0x00;
|
PORTE = 0x00;
|
||||||
PORTF = 0x00;
|
PORTF = 0x00;
|
||||||
}
|
}
|
||||||
/*
|
|
||||||
// Given a sampling array, and the current number of detected keypress
|
|
||||||
// Add as many keypresses from the sampling array to the USB key send array as possible.
|
|
||||||
void keyPressDetection( uint8_t *keys, uint8_t *validKeys, uint8_t numberOfKeys, uint8_t *modifiers, uint8_t numberOfModifiers, uint8_t *map ) {
|
|
||||||
for ( uint8_t key = 0; key < numberOfKeys + 1; key++ ) {
|
|
||||||
if ( keys[key] & (1 << 7) ) {
|
|
||||||
pint8( key );
|
|
||||||
//print(" ");
|
|
||||||
uint8_t modFound = 0;
|
|
||||||
|
|
||||||
// Determine if the key is a modifier
|
|
||||||
for ( uint8_t mod = 0; mod < numberOfModifiers; mod++ ) {
|
|
||||||
// Modifier found
|
|
||||||
if ( modifiers[mod] == key ) {
|
|
||||||
keyboard_modifier_keys |= map[key];
|
|
||||||
modFound = 1;
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
if ( modFound )
|
|
||||||
continue;
|
|
||||||
|
|
||||||
// Too many keys
|
|
||||||
if ( *validKeys == 6 )
|
|
||||||
break;
|
|
||||||
|
|
||||||
// Allow ignoring keys with 0's
|
|
||||||
if ( map[key] != 0 )
|
|
||||||
keyboard_keys[(*validKeys)++] = map[key];
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
*/
|
|
||||||
|
|
||||||
int main( void )
|
int main( void )
|
||||||
{
|
{
|
||||||
@ -340,117 +101,22 @@ int main( void )
|
|||||||
TCCR0B = 0x03;
|
TCCR0B = 0x03;
|
||||||
TIMSK0 = (1 << TOIE0);
|
TIMSK0 = (1 << TOIE0);
|
||||||
|
|
||||||
|
uint16_t led = 0;
|
||||||
// Main Detection Loop
|
// Main Detection Loop
|
||||||
while ( 1 ) {
|
while ( 1 ) {
|
||||||
scan_loop();
|
//scan_loop();
|
||||||
|
|
||||||
// Loop should never get here (indicate error)
|
// Loop should never get here (indicate error)
|
||||||
errorLED( 1 );
|
errorLED( 1 );
|
||||||
|
|
||||||
// TODO HID Debug message
|
// HID Debug Error message
|
||||||
|
erro_print("Detection loop error, this is very bad...bug report!");
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
/*
|
|
||||||
int8_t group = 1;
|
|
||||||
uint8_t count = 0;
|
|
||||||
for ( ;;group++ ) {
|
|
||||||
// XXX Change number of ORDs if number of lines (RowsxColumns) differ
|
|
||||||
// Determine which keys are being pressed
|
|
||||||
switch ( group ) {
|
|
||||||
DD_CASE_ORD(1)
|
|
||||||
DD_CASE_ORD(2)
|
|
||||||
DD_CASE_ORD(3)
|
|
||||||
DD_CASE_ORD(4)
|
|
||||||
DD_CASE_ORD(5)
|
|
||||||
DD_CASE_ORD(6)
|
|
||||||
DD_CASE_ORD(7)
|
|
||||||
DD_CASE_ORD(8)
|
|
||||||
DD_CASE_END(9,group)
|
|
||||||
}
|
|
||||||
|
|
||||||
// Check all Keyboard keys first
|
|
||||||
if ( group != -1 )
|
|
||||||
continue;
|
|
||||||
|
|
||||||
// Check Keypad keys
|
|
||||||
KEYPAD_DETECT(PINA & (1 << 0),11)
|
|
||||||
KEYPAD_DETECT(PINA & (1 << 1),3)
|
|
||||||
KEYPAD_DETECT(PINA & (1 << 2),7)
|
|
||||||
KEYPAD_DETECT(PINA & (1 << 3),4)
|
|
||||||
KEYPAD_DETECT(PINA & (1 << 4),15)
|
|
||||||
KEYPAD_DETECT(PINA & (1 << 5),6)
|
|
||||||
KEYPAD_DETECT(PINA & (1 << 6),2)
|
|
||||||
KEYPAD_DETECT(PINA & (1 << 7),10)
|
|
||||||
KEYPAD_DETECT(PINF & (1 << 0),8)
|
|
||||||
KEYPAD_DETECT(PINF & (1 << 1),12)
|
|
||||||
KEYPAD_DETECT(PINF & (1 << 2),16)
|
|
||||||
KEYPAD_DETECT(PINF & (1 << 3),13)
|
|
||||||
KEYPAD_DETECT(PINF & (1 << 4),1)
|
|
||||||
KEYPAD_DETECT(PINF & (1 << 5),5)
|
|
||||||
KEYPAD_DETECT(PINF & (1 << 6),9)
|
|
||||||
KEYPAD_DETECT(PINF & (1 << 7),14)
|
|
||||||
|
|
||||||
// Check count to see if the sample threshold may have been reached, otherwise collect more data
|
|
||||||
count++;
|
|
||||||
if ( count < MAX_SAMPLES )
|
|
||||||
continue;
|
|
||||||
|
|
||||||
// Reset Sample Counter
|
|
||||||
count = 0;
|
|
||||||
|
|
||||||
// Assess debouncing sample table
|
|
||||||
DEBOUNCE_ASSESS(keyDetectArray,KEYBOARD_SIZE)
|
|
||||||
DEBOUNCE_ASSESS(keypadDetectArray,KEYPAD_SIZE)
|
|
||||||
|
|
||||||
// Send keypresses over USB if the ISR has signalled that it's time
|
|
||||||
if ( !sendKeypresses )
|
|
||||||
continue;
|
|
||||||
|
|
||||||
// Detect Valid Keypresses - TODO
|
|
||||||
uint8_t validKeys = 0;
|
|
||||||
|
|
||||||
uint8_t *keyboard_MODMASK = keyboard_modifierMask;
|
|
||||||
uint8_t keyboard_NUMMODS = MODIFIERS_KEYBOARD;
|
|
||||||
uint8_t *keyboard_MAP = defaultMap;
|
|
||||||
uint8_t *keypad_MODMASK = keypad_modifierMask;
|
|
||||||
uint8_t keypad_NUMMODS = MODIFIERS_KEYPAD;
|
|
||||||
uint8_t *keypad_MAP = keypadDefaultMap;
|
|
||||||
|
|
||||||
// Map selection - CapsLock FN
|
|
||||||
if ( keyDetectArray[34] & (1 << 7) ) { // CapsLock FN Modifier
|
|
||||||
keyboard_MAP = colemakMap;
|
|
||||||
keyboard_MODMASK = alternate_modifierMask;
|
|
||||||
keyboard_NUMMODS = 5;
|
|
||||||
|
|
||||||
// Function Key
|
|
||||||
if ( keyDetectArray[61] & (1 << 7) ) {
|
|
||||||
keyboard_MAP = navigationMap;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
keyPressDetection( keyDetectArray, &validKeys, KEYBOARD_SIZE, keyboard_MODMASK, keyboard_NUMMODS, keyboard_MAP );
|
|
||||||
keyPressDetection( keypadDetectArray, &validKeys, KEYPAD_SIZE, keypad_MODMASK, keypad_NUMMODS, keypad_MAP );
|
|
||||||
//print(":\n");
|
|
||||||
|
|
||||||
// TODO undo potentially old keys
|
|
||||||
for ( uint8_t c = validKeys; c < 6; c++ )
|
|
||||||
keyboard_keys[c] = 0;
|
|
||||||
|
|
||||||
// Send keypresses
|
|
||||||
usb_keyboard_send();
|
|
||||||
|
|
||||||
// Clear sendKeypresses Flag
|
|
||||||
sendKeypresses = 0;
|
|
||||||
|
|
||||||
// Clear modifiers
|
|
||||||
keyboard_modifier_keys = 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
return 0;
|
|
||||||
}
|
|
||||||
*/
|
|
||||||
|
|
||||||
// Timer Interrupt for flagging a send of the sampled key detection data to the USB host
|
// Timer Interrupt for flagging a send of the sampled key detection data to the USB host
|
||||||
|
uint16_t sendKeypressCounter = 0;
|
||||||
|
|
||||||
ISR( TIMER0_OVF_vect )
|
ISR( TIMER0_OVF_vect )
|
||||||
{
|
{
|
||||||
sendKeypressCounter++;
|
sendKeypressCounter++;
|
||||||
|
|||||||
181
matrix.c
Normal file
181
matrix.c
Normal file
@ -0,0 +1,181 @@
|
|||||||
|
/* Copyright (C) 2011 by Jacob Alexander
|
||||||
|
*
|
||||||
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||||
|
* of this software and associated documentation files (the "Software"), to deal
|
||||||
|
* in the Software without restriction, including without limitation the rights
|
||||||
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||||
|
* copies of the Software, and to permit persons to whom the Software is
|
||||||
|
* furnished to do so, subject to the following conditions:
|
||||||
|
*
|
||||||
|
* The above copyright notice and this permission notice shall be included in
|
||||||
|
* all copies or substantial portions of the Software.
|
||||||
|
*
|
||||||
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||||
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||||
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||||
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||||
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||||
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||||
|
* THE SOFTWARE.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include "matrix.h"
|
||||||
|
|
||||||
|
#define REG_SET(reg) reg |= (1 << ( matrix[row][col] % 10 ) )
|
||||||
|
|
||||||
|
#define PIN_SET_COL(pin) \
|
||||||
|
switch ( scanMode ) { \
|
||||||
|
case scanCol: \
|
||||||
|
case scanCol_powrRow: \
|
||||||
|
case scanDual: \
|
||||||
|
REG_SET(port##pin); break; \
|
||||||
|
case scanRow_powrCol: REG_SET(ddr##pin); REG_SET(port##pin); break; \
|
||||||
|
} \
|
||||||
|
break
|
||||||
|
|
||||||
|
#define PIN_SET_ROW(pin) \
|
||||||
|
switch ( scanMode ) { \
|
||||||
|
case scanRow: \
|
||||||
|
case scanRow_powrCol: \
|
||||||
|
case scanDual: \
|
||||||
|
REG_SET(port##pin); break; \
|
||||||
|
case scanCol_powrRow: REG_SET(ddr##pin); REG_SET(port##pin); break; \
|
||||||
|
} \
|
||||||
|
break
|
||||||
|
|
||||||
|
#define PIN_CASE(pinLetter) \
|
||||||
|
case pin##pinLetter##0: \
|
||||||
|
case pin##pinLetter##1: \
|
||||||
|
case pin##pinLetter##2: \
|
||||||
|
case pin##pinLetter##3: \
|
||||||
|
case pin##pinLetter##4: \
|
||||||
|
case pin##pinLetter##5: \
|
||||||
|
case pin##pinLetter##6: \
|
||||||
|
case pin##pinLetter##7
|
||||||
|
|
||||||
|
#define PIN_TEST_COL(pin) \
|
||||||
|
if ( !( pin & ( 1 << ( matrix[0][col] % 10 ) ) \
|
||||||
|
detectArray[matrix[row][col]]++; \
|
||||||
|
break
|
||||||
|
|
||||||
|
|
||||||
|
void matrix_pinSetup( uint8_t *matrix )
|
||||||
|
{
|
||||||
|
// Setup the variables
|
||||||
|
uint8_t portA = 0x00;
|
||||||
|
uint8_t portB = 0x00;
|
||||||
|
uint8_t portC = 0x00;
|
||||||
|
uint8_t portD = 0x00;
|
||||||
|
uint8_t portE = 0x00;
|
||||||
|
uint8_t portF = 0x00;
|
||||||
|
|
||||||
|
uint8_t ddrA = 0x00;
|
||||||
|
uint8_t ddrB = 0x00;
|
||||||
|
uint8_t ddrC = 0x00;
|
||||||
|
uint8_t ddrD = 0x00;
|
||||||
|
uint8_t ddrE = 0x00;
|
||||||
|
uint8_t ddrF = 0x00;
|
||||||
|
|
||||||
|
// Loop through all the pin assignments, for the initial pin settings
|
||||||
|
int row, col;
|
||||||
|
|
||||||
|
// Rows
|
||||||
|
for ( row = 1; row < sizeof(matrix); row++ ) {
|
||||||
|
switch ( matrix[row][col] ) {
|
||||||
|
PIN_CASE(A):
|
||||||
|
PIN_SET_ROW(A);
|
||||||
|
PIN_CASE(B):
|
||||||
|
PIN_SET_ROW(B);
|
||||||
|
PIN_CASE(C):
|
||||||
|
PIN_SET_ROW(C);
|
||||||
|
PIN_CASE(D):
|
||||||
|
PIN_SET_ROW(D);
|
||||||
|
PIN_CASE(E):
|
||||||
|
PIN_SET_ROW(E);
|
||||||
|
PIN_CASE(F):
|
||||||
|
PIN_SET_ROW(F);
|
||||||
|
|
||||||
|
default:
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Columns
|
||||||
|
for ( col = 1; col < sizeof(matrix[0]); row++ ) {
|
||||||
|
switch ( matrix[row][col] ) {
|
||||||
|
PIN_CASE(A):
|
||||||
|
PIN_SET_COL(A);
|
||||||
|
PIN_CASE(B):
|
||||||
|
PIN_SET_COL(B);
|
||||||
|
PIN_CASE(C):
|
||||||
|
PIN_SET_COL(C);
|
||||||
|
PIN_CASE(D):
|
||||||
|
PIN_SET_COL(D);
|
||||||
|
PIN_CASE(E):
|
||||||
|
PIN_SET_COL(E);
|
||||||
|
PIN_CASE(F):
|
||||||
|
PIN_SET_COL(F);
|
||||||
|
|
||||||
|
default:
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Setting the pins
|
||||||
|
DDRA = ddrA;
|
||||||
|
DDRB = ddrB;
|
||||||
|
DDRC = ddrC;
|
||||||
|
DDRD = ddrD;
|
||||||
|
DDRE = ddrE;
|
||||||
|
DDRF = ddrF;
|
||||||
|
|
||||||
|
PORTA = portA;
|
||||||
|
PORTB = portB;
|
||||||
|
PORTC = portC;
|
||||||
|
PORTD = portD;
|
||||||
|
PORTE = portE;
|
||||||
|
PORTF = portF;
|
||||||
|
}
|
||||||
|
|
||||||
|
// TODO Proper matrix scanning
|
||||||
|
void matrix_scan( uint8_t *matrix, uint8_t *detectArray )
|
||||||
|
{
|
||||||
|
// Column Scan
|
||||||
|
#if scanMode == scanCol
|
||||||
|
uint8_t col = 1;
|
||||||
|
uint8_t row = 1;
|
||||||
|
for ( ; col < sizeof(matrix[1]); col++ ) {
|
||||||
|
switch ( matrix[0][col] / 10 ) {
|
||||||
|
case 0: // PINA
|
||||||
|
PIN_TEST_COL(PINA);
|
||||||
|
case 1: // PINB
|
||||||
|
PIN_TEST_COL(PINB);
|
||||||
|
case 2: // PINC
|
||||||
|
PIN_TEST_COL(PINC);
|
||||||
|
case 3: // PIND
|
||||||
|
PIN_TEST_COL(PIND);
|
||||||
|
case 4: // PINE
|
||||||
|
PIN_TEST_COL(PINE);
|
||||||
|
case 5: // PINF
|
||||||
|
PIN_TEST_COL(PINF);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
// Row Scan
|
||||||
|
#if scanMode == scanRow
|
||||||
|
#endif
|
||||||
|
|
||||||
|
// Column Scan, Power Row
|
||||||
|
#if scanMode == scanCol_powrRow
|
||||||
|
#endif
|
||||||
|
|
||||||
|
// Row Scan, Power Column
|
||||||
|
#if scanMode == scanRow_powrCol
|
||||||
|
#endif
|
||||||
|
|
||||||
|
// Dual Scan
|
||||||
|
#if scanMode == scanDual
|
||||||
|
#endif
|
||||||
|
}
|
||||||
|
|
||||||
151
matrix.h
Normal file
151
matrix.h
Normal file
@ -0,0 +1,151 @@
|
|||||||
|
/* Copyright (C) 2011 by Jacob Alexander
|
||||||
|
*
|
||||||
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||||
|
* of this software and associated documentation files (the "Software"), to deal
|
||||||
|
* in the Software without restriction, including without limitation the rights
|
||||||
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||||
|
* copies of the Software, and to permit persons to whom the Software is
|
||||||
|
* furnished to do so, subject to the following conditions:
|
||||||
|
*
|
||||||
|
* The above copyright notice and this permission notice shall be included in
|
||||||
|
* all copies or substantial portions of the Software.
|
||||||
|
*
|
||||||
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||||
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||||
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||||
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||||
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||||
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||||
|
* THE SOFTWARE.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef __MATRIX_H
|
||||||
|
#define __MATRIX_H
|
||||||
|
|
||||||
|
// ----- Quick Map (don't change) -----
|
||||||
|
#define pinA0 0
|
||||||
|
#define pinA1 1
|
||||||
|
#define pinA2 2
|
||||||
|
#define pinA3 3
|
||||||
|
#define pinA4 4
|
||||||
|
#define pinA5 5
|
||||||
|
#define pinA6 6
|
||||||
|
#define pinA7 7
|
||||||
|
|
||||||
|
#define pinB0 10
|
||||||
|
#define pinB1 11
|
||||||
|
#define pinB2 12
|
||||||
|
#define pinB3 13
|
||||||
|
#define pinB4 14
|
||||||
|
#define pinB5 15
|
||||||
|
#define pinB6 16
|
||||||
|
#define pinB7 17
|
||||||
|
|
||||||
|
#define pinC0 20
|
||||||
|
#define pinC1 21
|
||||||
|
#define pinC2 22
|
||||||
|
#define pinC3 23
|
||||||
|
#define pinC4 24
|
||||||
|
#define pinC5 25
|
||||||
|
#define pinC6 26
|
||||||
|
#define pinC7 27
|
||||||
|
|
||||||
|
#define pinD0 30
|
||||||
|
#define pinD1 31
|
||||||
|
#define pinD2 32
|
||||||
|
#define pinD3 33
|
||||||
|
#define pinD4 34
|
||||||
|
#define pinD5 35
|
||||||
|
#define pinD6 36
|
||||||
|
#define pinD7 37
|
||||||
|
|
||||||
|
#define pinE0 40
|
||||||
|
#define pinE1 41
|
||||||
|
#define pinE2 42
|
||||||
|
#define pinE3 43
|
||||||
|
#define pinE4 44
|
||||||
|
#define pinE5 45
|
||||||
|
#define pinE6 46
|
||||||
|
#define pinE7 47
|
||||||
|
|
||||||
|
#define pinF0 50
|
||||||
|
#define pinF1 51
|
||||||
|
#define pinF2 52
|
||||||
|
#define pinF3 53
|
||||||
|
#define pinF4 54
|
||||||
|
#define pinF5 55
|
||||||
|
#define pinF6 56
|
||||||
|
#define pinF7 57
|
||||||
|
|
||||||
|
#define pinNULL 128
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
// ----- Scan Mode (usually dual-scan) -----
|
||||||
|
// Ordered by increasing memory/CPU usage
|
||||||
|
#define scanRow 0 // Needed for powered switches (Hall-Effect)
|
||||||
|
#define scanCol 1 // Opposite of scanRow
|
||||||
|
#define scanRow_powrCol 2 // NKRO supported (simple detection)
|
||||||
|
#define scanCol_powrRow 3 // Opposite of scanRow_powrCol
|
||||||
|
#define scanDual 4 // Typical ~2KRO matrix
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
// ----- Scan Mode Setting -----
|
||||||
|
#define scanMode scanCol
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
// ----- Key Settings -----
|
||||||
|
#define keyboardSize 16 // # of keys
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
// ----- Matrix Configuration -----
|
||||||
|
static uint8_t matrix_pinout[][] = {
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
// Just layout the matrix by rows and columns
|
||||||
|
// Usually you'll want to set the scanMode above to scanDual or scanCol_powrRow/scanRow_powrCol
|
||||||
|
// The mode allows for optimization in the kind of scanning algorithms that are done
|
||||||
|
//
|
||||||
|
// The key numbers are used to translate into the keymap table (array) (and always start from 1, not 0).
|
||||||
|
// See the keymap.h file for the various preconfigured arrays.
|
||||||
|
|
||||||
|
// Scan Mode | Col 1 | Col 2 | Col 3 | Col 4 | Col 4 | ...
|
||||||
|
// -------------------------------------------------------
|
||||||
|
// Row 1 | Key 1 Key 7 Key32 ...
|
||||||
|
// Row 2 | Key 3 Key92 ...
|
||||||
|
// Row 3 | Key23 ...
|
||||||
|
// Row 4 | ...
|
||||||
|
// Row 5 |
|
||||||
|
// ... |
|
||||||
|
|
||||||
|
|
||||||
|
{ scanMode, pinF4, pinA6, pinA1, pinA3, pinF5, pinA5, pinA2, pinF0, pinF6, pinA7, pinA0, pinF1, pinF3, pinF7, pinA4, pinF2 },
|
||||||
|
{ pinNULL, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 },
|
||||||
|
|
||||||
|
|
||||||
|
// Example Rows
|
||||||
|
//{ pinE0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 },
|
||||||
|
//{ pinE1, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, },
|
||||||
|
|
||||||
|
|
||||||
|
};
|
||||||
|
|
||||||
|
|
||||||
|
// ----- Variables -----
|
||||||
|
|
||||||
|
// NOTE: Highest Bit: Valid keypress (0x80 is valid keypress)
|
||||||
|
// Other Bits: Pressed state sample counter
|
||||||
|
uint8_t keyboardDetectArray[keyboardSize + 1];
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
// ----- Functions -----
|
||||||
|
|
||||||
|
|
||||||
|
#endif // __MATRIX_H
|
||||||
|
|
||||||
|
|
||||||
184
print.c
184
print.c
@ -1,6 +1,4 @@
|
|||||||
/* Very basic print functions, intended to be used with usb_debug_only.c
|
/* Copyright (C) 2011 by Jacob Alexander
|
||||||
* http://www.pjrc.com/teensy/
|
|
||||||
* Copyright (c) 2008 PJRC.COM, LLC
|
|
||||||
*
|
*
|
||||||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||||
* of this software and associated documentation files (the "Software"), to deal
|
* of this software and associated documentation files (the "Software"), to deal
|
||||||
@ -21,54 +19,172 @@
|
|||||||
* THE SOFTWARE.
|
* THE SOFTWARE.
|
||||||
*/
|
*/
|
||||||
|
|
||||||
// Version 1.0: Initial Release
|
// Compiler Includes
|
||||||
|
#include <stdarg.h>
|
||||||
|
|
||||||
|
// AVR Includes
|
||||||
#include <avr/io.h>
|
#include <avr/io.h>
|
||||||
#include <avr/pgmspace.h>
|
#include <avr/pgmspace.h>
|
||||||
|
|
||||||
|
// Project Includes
|
||||||
#include "print.h"
|
#include "print.h"
|
||||||
|
|
||||||
void print_P(const char *s)
|
// Defines
|
||||||
|
|
||||||
|
|
||||||
|
// USB HID String Output
|
||||||
|
void usb_debug_putstr( char* s )
|
||||||
|
{
|
||||||
|
while ( *s != '\0' )
|
||||||
|
usb_debug_putchar( *s++ );
|
||||||
|
}
|
||||||
|
|
||||||
|
// Multiple string Output
|
||||||
|
void usb_debug_putstrs( char* first, ... )
|
||||||
|
{
|
||||||
|
// Initialize the variadic function parameter list
|
||||||
|
va_list ap;
|
||||||
|
|
||||||
|
// Get the first parameter
|
||||||
|
va_start( ap, first );
|
||||||
|
char *cur = first;
|
||||||
|
|
||||||
|
// Loop through the variadic list until "\0\0\0" is found
|
||||||
|
while ( !( cur[0] == '\0' && cur[1] == '\0' && cur[2] == '\0' ) )
|
||||||
|
{
|
||||||
|
// Print out the given string
|
||||||
|
usb_debug_putstr( cur );
|
||||||
|
|
||||||
|
// Get the next argument ready
|
||||||
|
cur = va_arg( ap, char* );
|
||||||
|
}
|
||||||
|
|
||||||
|
va_end( ap ); // Not required, but good practice
|
||||||
|
}
|
||||||
|
|
||||||
|
// Print a constant string
|
||||||
|
void _print(const char *s)
|
||||||
{
|
{
|
||||||
char c;
|
char c;
|
||||||
|
|
||||||
while (1) {
|
// Acquire the character from flash, and print it, as long as it's not NULL
|
||||||
c = pgm_read_byte(s++);
|
// Also, if a newline is found, print a carrige return as well
|
||||||
if (!c) break;
|
while ( ( c = pgm_read_byte(s++) ) != '\0' )
|
||||||
if (c == '\n') usb_debug_putchar('\r');
|
{
|
||||||
|
if ( c == '\n' )
|
||||||
|
usb_debug_putchar('\r');
|
||||||
usb_debug_putchar(c);
|
usb_debug_putchar(c);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
void phex1(unsigned char c)
|
|
||||||
|
|
||||||
|
|
||||||
|
// String Functions
|
||||||
|
void int8ToStr( uint8_t in, char* out )
|
||||||
{
|
{
|
||||||
usb_debug_putchar(c + ((c < 10) ? '0' : 'A' - 10));
|
// Position and sign containers
|
||||||
|
uint8_t pos;
|
||||||
|
pos = 0;
|
||||||
|
|
||||||
|
// Evaluate through digits as decimal
|
||||||
|
do
|
||||||
|
{
|
||||||
|
out[pos++] = in % 10 + '0';
|
||||||
}
|
}
|
||||||
|
while ( (in /= 10) > 0 );
|
||||||
|
|
||||||
void phex(unsigned char c)
|
// Append null
|
||||||
{
|
out[pos] = '\0';
|
||||||
phex1(c >> 4);
|
|
||||||
phex1(c & 15);
|
|
||||||
}
|
|
||||||
|
|
||||||
void phex16(unsigned int i)
|
// Reverse the string to the correct order
|
||||||
{
|
revsStr(out);
|
||||||
phex(i >> 8);
|
|
||||||
phex(i);
|
|
||||||
}
|
|
||||||
|
|
||||||
void pint8(unsigned char c)
|
|
||||||
{
|
|
||||||
// 100's
|
|
||||||
if ( c > 99 )
|
|
||||||
usb_debug_putchar( c / 100 + '0' );
|
|
||||||
|
|
||||||
// 10's - Note: Uses dropping of decimal of float/double types
|
|
||||||
if ( c > 9 )
|
|
||||||
usb_debug_putchar( c / 10 - (c / 100) * 10 + '0' );
|
|
||||||
|
|
||||||
// 1's
|
|
||||||
usb_debug_putchar( c % 10 + '0' );
|
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
|
void int16ToStr( uint16_t in, char* out )
|
||||||
|
{
|
||||||
|
// Position and sign containers
|
||||||
|
uint16_t pos;
|
||||||
|
pos = 0;
|
||||||
|
|
||||||
|
// Evaluate through digits as decimal
|
||||||
|
do
|
||||||
|
{
|
||||||
|
out[pos++] = in % 10 + '0';
|
||||||
|
}
|
||||||
|
while ( (in /= 10) > 0 );
|
||||||
|
|
||||||
|
// Append null
|
||||||
|
out[pos] = '\0';
|
||||||
|
|
||||||
|
// Reverse the string to the correct order
|
||||||
|
revsStr(out);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
void hexToStr_op( uint16_t in, char* out, uint8_t op )
|
||||||
|
{
|
||||||
|
// Position container
|
||||||
|
uint16_t pos = 0;
|
||||||
|
|
||||||
|
// Evaluate through digits as hex
|
||||||
|
do
|
||||||
|
{
|
||||||
|
uint16_t cur = in % 16;
|
||||||
|
out[pos++] = cur + (( cur < 10 ) ? '0' : 'A' - 10);
|
||||||
|
}
|
||||||
|
while ( (in /= 16) > 0 );
|
||||||
|
|
||||||
|
// Output formatting options
|
||||||
|
switch ( op )
|
||||||
|
{
|
||||||
|
case 1: // Add 0x
|
||||||
|
out[pos++] = 'x';
|
||||||
|
out[pos++] = '0';
|
||||||
|
break;
|
||||||
|
case 2: // 8-bit padding
|
||||||
|
case 4: // 16-bit padding
|
||||||
|
while ( pos < op )
|
||||||
|
out[pos++] = '0';
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Append null
|
||||||
|
out[pos] = '\0';
|
||||||
|
|
||||||
|
// Reverse the string to the correct order
|
||||||
|
revsStr(out);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
void revsStr( char* in )
|
||||||
|
{
|
||||||
|
// Iterators
|
||||||
|
int i, j;
|
||||||
|
|
||||||
|
// Temp storage
|
||||||
|
char c;
|
||||||
|
|
||||||
|
// Loop through the string, and reverse the order of the characters
|
||||||
|
for ( i = 0, j = lenStr( in ) - 1; i < j; i++, j-- )
|
||||||
|
{
|
||||||
|
c = in[i];
|
||||||
|
in[i] = in[j];
|
||||||
|
in[j] = c;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
uint16_t lenStr( char* in )
|
||||||
|
{
|
||||||
|
// Iterator
|
||||||
|
char *pos;
|
||||||
|
|
||||||
|
// Loop until null is found
|
||||||
|
for ( pos = in; *pos; pos++ );
|
||||||
|
|
||||||
|
// Return the difference between the pointers of in and pos (which is the string length)
|
||||||
|
return (pos - in);
|
||||||
|
}
|
||||||
|
|
||||||
|
|||||||
86
print.h
86
print.h
@ -1,17 +1,87 @@
|
|||||||
|
/* Copyright (C) 2011 by Jacob Alexander
|
||||||
|
*
|
||||||
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||||
|
* of this software and associated documentation files (the "Software"), to deal
|
||||||
|
* in the Software without restriction, including without limitation the rights
|
||||||
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||||
|
* copies of the Software, and to permit persons to whom the Software is
|
||||||
|
* furnished to do so, subject to the following conditions:
|
||||||
|
*
|
||||||
|
* The above copyright notice and this permission notice shall be included in
|
||||||
|
* all copies or substantial portions of the Software.
|
||||||
|
*
|
||||||
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||||
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||||
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||||
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||||
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||||
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||||
|
* THE SOFTWARE.
|
||||||
|
*/
|
||||||
|
|
||||||
#ifndef print_h__
|
#ifndef print_h__
|
||||||
#define print_h__
|
#define print_h__
|
||||||
|
|
||||||
|
// AVR Includes
|
||||||
#include <avr/pgmspace.h>
|
#include <avr/pgmspace.h>
|
||||||
|
|
||||||
|
// Project Includes
|
||||||
#include "usb_keyboard_debug.h"
|
#include "usb_keyboard_debug.h"
|
||||||
|
|
||||||
// this macro allows you to write print("some text") and
|
// Defines
|
||||||
// the string is automatically placed into flash memory :)
|
#define NL "\r\n"
|
||||||
#define print(s) print_P(PSTR(s))
|
|
||||||
#define pchar(c) usb_debug_putchar(c)
|
|
||||||
|
|
||||||
void print_P(const char *s);
|
|
||||||
void phex(unsigned char c);
|
/* XXX
|
||||||
void phex16(unsigned int i);
|
* Note that all the variadic functions below, take comma separated string lists, they are purposely not printf style (simplicity)
|
||||||
void pint8(unsigned char c);
|
*/
|
||||||
|
|
||||||
|
// Function Aliases
|
||||||
|
#define dPrint(c) usb_debug_putchar(c)
|
||||||
|
#define dPrintStr(c) usb_debug_putstr (c)
|
||||||
|
#define dPrintStrs(...) usb_debug_putstrs(__VA_ARGS__, "\0\0\0") // Convenience Variadic Macro
|
||||||
|
#define dPrintStrNL(c) dPrintStrs (c, NL) // Appends New Line Macro
|
||||||
|
#define dPrintStrsNL(...) usb_debug_putstrs(__VA_ARGS__, NL, "\0\0\0") // Appends New Line Macro
|
||||||
|
|
||||||
|
// Special Msg Constructs (Uses VT100 tags)
|
||||||
|
#define dPrintMsg(colour_code_str,msg,...) \
|
||||||
|
usb_debug_putstrs("\033[", colour_code_str, "m", msg, "\033[0m - ", __VA_ARGS__, NL, "\0\0\0")
|
||||||
|
#define printMsg(colour_code_str,msg,str) \
|
||||||
|
print("\033[" colour_code_str "m" msg "\033[0m - " str NL)
|
||||||
|
|
||||||
|
// Info Messages
|
||||||
|
#define info_dPrint(...) dPrintMsg ("1;32", "INFO", __VA_ARGS__) // Info Msg
|
||||||
|
#define info_print(str) printMsg ("1;32", "INFO", str) // Info Msg
|
||||||
|
|
||||||
|
// Warning Messages
|
||||||
|
#define warn_dPrint(...) dPrintMsg ("1;33", "WARNING", __VA_ARGS__) // Warning Msg
|
||||||
|
#define warn_print(str) printMsg ("1;33", "WARNING", str) // Warning Msg
|
||||||
|
|
||||||
|
// Error Messages
|
||||||
|
#define erro_dPrint(...) dPrintMsg ("1;5;31", "ERROR", __VA_ARGS__) // Error Msg
|
||||||
|
#define erro_print(str) printMsg ("1;5;31", "ERROR", str) // Error Msg
|
||||||
|
|
||||||
|
// Debug Messages
|
||||||
|
#define dbug_dPrint(...) dPrintMsg ("1;35", "DEBUG", __VA_ARGS__) // Debug Msg
|
||||||
|
#define dbug_print(str) printMsg ("1;35", "DEBUG", str) // Debug Msg
|
||||||
|
|
||||||
|
// Static String Printing
|
||||||
|
#define print(s) _print(PSTR(s))
|
||||||
|
|
||||||
|
void _print(const char *s);
|
||||||
|
void usb_debug_putstr( char* s );
|
||||||
|
void usb_debug_putstrs( char* first, ... );
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
// String Functions
|
||||||
|
#define hexToStr(hex, out) hexToStr_op(hex, out, 1)
|
||||||
|
|
||||||
|
void int8ToStr ( uint8_t in, char* out );
|
||||||
|
void int16ToStr ( uint16_t in, char* out );
|
||||||
|
void hexToStr_op( uint16_t in, char* out, uint8_t op );
|
||||||
|
void revsStr ( char* in );
|
||||||
|
uint16_t lenStr ( char* in );
|
||||||
|
|
||||||
#endif
|
#endif
|
||||||
|
|
||||||
|
|||||||
137
scan_loop.c
Normal file
137
scan_loop.c
Normal file
@ -0,0 +1,137 @@
|
|||||||
|
/* Copyright (C) 2011 by Jacob Alexander
|
||||||
|
*
|
||||||
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||||
|
* of this software and associated documentation files (the "Software"), to deal
|
||||||
|
* in the Software without restriction, including without limitation the rights
|
||||||
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||||
|
* copies of the Software, and to permit persons to whom the Software is
|
||||||
|
* furnished to do so, subject to the following conditions:
|
||||||
|
*
|
||||||
|
* The above copyright notice and this permission notice shall be included in
|
||||||
|
* all copies or substantial portions of the Software.
|
||||||
|
*
|
||||||
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||||
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||||
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||||
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||||
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||||
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||||
|
* THE SOFTWARE.
|
||||||
|
*/
|
||||||
|
|
||||||
|
|
||||||
|
#include <stdint.h>
|
||||||
|
#include "usb_keyboard_debug.h"
|
||||||
|
#include "keymap.h"
|
||||||
|
// Debouncing Defines
|
||||||
|
#define SAMPLE_THRESHOLD 110
|
||||||
|
#define MAX_SAMPLES 127 // Max is 127, reaching 128 is very bad
|
||||||
|
// Loop over all of the sampled keys of the given array
|
||||||
|
// If the number of samples is higher than the sample threshold, flag the high bit, clear otherwise
|
||||||
|
// This should be resetting VERY quickly, cutting off a potentially valid keypress is not an issue
|
||||||
|
#define DEBOUNCE_ASSESS(table,size) \
|
||||||
|
for ( uint8_t key = 1; key < size + 1; key++ ) {\
|
||||||
|
table[key] = ( table[key] & ~(1 << 7) ) > SAMPLE_THRESHOLD ? (1 << 7) : 0x00; \
|
||||||
|
} \
|
||||||
|
|
||||||
|
// NOTE: Highest Bit: Valid keypress (0x80 is valid keypress)
|
||||||
|
// Other Bits: Pressed state sample counter
|
||||||
|
#define KEYBOARD_SIZE 23
|
||||||
|
uint8_t keyboardDetectArray[KEYBOARD_SIZE + 1];
|
||||||
|
|
||||||
|
// Interrupt Variable
|
||||||
|
volatile uint8_t sendKeypresses = 0;
|
||||||
|
|
||||||
|
// USB Data Send
|
||||||
|
void usb_send( uint8_t validKeys )
|
||||||
|
{
|
||||||
|
// TODO undo potentially old keys
|
||||||
|
for ( uint8_t c = validKeys; c < 6; c++ )
|
||||||
|
keyboard_keys[c] = 0;
|
||||||
|
|
||||||
|
// Send keypresses
|
||||||
|
usb_keyboard_send();
|
||||||
|
|
||||||
|
// Clear sendKeypresses Flag
|
||||||
|
sendKeypresses = 0;
|
||||||
|
|
||||||
|
// Clear modifiers
|
||||||
|
keyboard_modifier_keys = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
// Given a sampling array, and the current number of detected keypress
|
||||||
|
// Add as many keypresses from the sampling array to the USB key send array as possible.
|
||||||
|
void keyPressDetection( uint8_t *keys, uint8_t *validKeys, uint8_t numberOfKeys, uint8_t *modifiers, uint8_t numberOfModifiers, uint8_t *map ) {
|
||||||
|
for ( uint8_t key = 0; key < numberOfKeys + 1; key++ ) {
|
||||||
|
if ( keys[key] & (1 << 7) ) {
|
||||||
|
pint8( key );
|
||||||
|
//print(" ");
|
||||||
|
uint8_t modFound = 0;
|
||||||
|
|
||||||
|
// Determine if the key is a modifier
|
||||||
|
for ( uint8_t mod = 0; mod < numberOfModifiers; mod++ ) {
|
||||||
|
// Modifier found
|
||||||
|
if ( modifiers[mod] == key ) {
|
||||||
|
keyboard_modifier_keys |= map[key];
|
||||||
|
modFound = 1;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if ( modFound )
|
||||||
|
continue;
|
||||||
|
|
||||||
|
// Too many keys
|
||||||
|
if ( *validKeys == 6 )
|
||||||
|
break;
|
||||||
|
|
||||||
|
// Allow ignoring keys with 0's
|
||||||
|
if ( map[key] != 0 )
|
||||||
|
keyboard_keys[(*validKeys)++] = map[key];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
// Main Detection Loop
|
||||||
|
void scan_loop( void )
|
||||||
|
{
|
||||||
|
//matrix_pinSetup( matrix_pinout );
|
||||||
|
uint8_t count = 0;
|
||||||
|
|
||||||
|
for ( ;; ) {
|
||||||
|
//matrix_scan( matrix_pinout, keyboardDetectArray );
|
||||||
|
|
||||||
|
// Check count to see if the sample threshold may have been reached, otherwise collect more data
|
||||||
|
if ( count++ < MAX_SAMPLES )
|
||||||
|
continue;
|
||||||
|
|
||||||
|
// Reset Sample Counter
|
||||||
|
count = 0;
|
||||||
|
|
||||||
|
// Assess debouncing sample table
|
||||||
|
//DEBOUNCE_ASSESS(keyDetectArray,KEYBOARD_SIZE)
|
||||||
|
|
||||||
|
// Send keypresses over USB if the ISR has signalled that it's time
|
||||||
|
if ( !sendKeypresses )
|
||||||
|
continue;
|
||||||
|
|
||||||
|
// Layout Setup
|
||||||
|
uint8_t validKeys = 0;
|
||||||
|
|
||||||
|
uint8_t *keyboard_MODMASK = keyboard_modifierMask;
|
||||||
|
uint8_t keyboard_NUMMODS = MODIFIERS_KEYBOARD;
|
||||||
|
uint8_t *keyboard_MAP = defaultMap;
|
||||||
|
|
||||||
|
// TODO Layout Switching
|
||||||
|
|
||||||
|
// TODO Macro Processing
|
||||||
|
|
||||||
|
// Debounce Sampling Array to USB Data Array
|
||||||
|
keyPressDetection( keyboardDetectArray, &validKeys, KEYBOARD_SIZE, keyboard_MODMASK, keyboard_NUMMODS, keyboard_MAP );
|
||||||
|
|
||||||
|
// Send USB Data
|
||||||
|
usb_send( validKeys );
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
31
scan_loop.h
Normal file
31
scan_loop.h
Normal file
@ -0,0 +1,31 @@
|
|||||||
|
/* Copyright (C) 2011 by Jacob Alexander
|
||||||
|
*
|
||||||
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||||
|
* of this software and associated documentation files (the "Software"), to deal
|
||||||
|
* in the Software without restriction, including without limitation the rights
|
||||||
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||||
|
* copies of the Software, and to permit persons to whom the Software is
|
||||||
|
* furnished to do so, subject to the following conditions:
|
||||||
|
*
|
||||||
|
* The above copyright notice and this permission notice shall be included in
|
||||||
|
* all copies or substantial portions of the Software.
|
||||||
|
*
|
||||||
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||||
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||||
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||||
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||||
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||||
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||||
|
* THE SOFTWARE.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef __SCAN_LOOP_H
|
||||||
|
#define __SCAN_LOOP_H
|
||||||
|
|
||||||
|
//extern uint8_t keyboardDetectArray[KEYBOARDZ
|
||||||
|
extern volatile uint8_t sendKeypresses;
|
||||||
|
|
||||||
|
void scan_loop( void );
|
||||||
|
|
||||||
|
#endif // __SCAN_LOOP_H
|
||||||
|
|
||||||
Reference in New Issue
Block a user