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-rw-r--r--Makefile1
-rw-r--r--README60
-rw-r--r--keymap.c27
-rw-r--r--keymap.h3
-rw-r--r--matrix.c144
-rw-r--r--matrix.h6
-rw-r--r--mykey.c295
-rw-r--r--print.c9
-rw-r--r--print.h1
9 files changed, 336 insertions, 210 deletions
diff --git a/Makefile b/Makefile
index c15cc2167..9cd944fad 100644
--- a/Makefile
+++ b/Makefile
@@ -47,6 +47,7 @@ TARGET = mykey
# List C source files here. (C dependencies are automatically generated.)
SRC = $(TARGET).c \
keymap.c \
+ matrix.c \
usb_keyboard_debug.c \
print.c
diff --git a/README b/README
new file mode 100644
index 000000000..228120cce
--- /dev/null
+++ b/README
@@ -0,0 +1,60 @@
+Keyboard Firmware
+=================
+2010/08/23 noname
+
+
+VERSION
+-------
+0.1 2010/08/23
+ implemented for macway modified.
+ It works as normal keyboard now.
+
+
+TODO
+----
+modulization
+ clean source
+debouncing
+anti-ghost
+keymap layer
+ key combination switch
+ toggle siwtch
+ HHKB like cursor etc.
+setting menu(wizard)
+ debug console
+ keymap setting
+ matrix display
+HHKB support
+Trackpoint(PS/2) support
+ Thinkpad keyboard support
+
+
+target board
+------------
+Teensy 2.0
+http://www.pjrc.com/teensy
+
+
+projects based on/related to
+----------------------------
+PJRC USB Keyboard Example
+ http://www.pjrc.com/teensy/usb_keyboard.html
+kbupgrade
+ http://github.com/rhomann/kbupgrade
+ http://geekhack.org/showwiki.php?title=Island:8406
+c64key
+ http://symlink.dk/projects/c64key/
+rump
+ http://mg8.org/rump/
+ http://github.com/clee/rump
+dulcimer
+ http://www.schatenseite.de/dulcimer.html
+humblehacker-keyboard
+ http://github.com/humblehacker
+ http://www.humblehacker.com/keyboard/
+ http://geekhack.org/showwiki.php?title=Island:6292
+ps2avr
+ http://sourceforge.net/projects/ps2avr/
+
+
+EOF
diff --git a/keymap.c b/keymap.c
index 7c5ec88e2..3b3b9363e 100644
--- a/keymap.c
+++ b/keymap.c
@@ -1,28 +1,27 @@
/*
- * keymap for modified macway keyboard
+ * keymap for modified macway keyboarq
*/
#include <avr/pgmspace.h>
#include "keymap.h"
-#define MATRIX_ROWS 9
-#define MATRIX_COLS 8
-
-static const uint8_t PROGMEM Keymap[MATRIX_COLS][MATRIX_ROWS] = {
- { KB_LALT, KB_1, KB_2, KB_3, KB_4, KB_7, KB_8, KB_9, KB_0 },
- { KB_NO, KB_ESCAPE, KB_RALT, KB_NO, KB_5, KB_6, KB_EQUAL, KB_NO, KB_MINUS },
- { KB_BSPACE, KB_TAB, KB_LGUI, KB_RSHIFT, KB_T, KB_Y, KB_RBRACKET, KB_NO, KB_LBRACKET },
- { KB_NO, KB_Q, KB_W, KB_E, KB_R, KB_U, KB_I, KB_O, KB_P },
- { KB_BSLASH, KB_A, KB_S, KB_D, KB_F, KB_J, KB_K, KB_L, KB_SCOLON },
- { KB_NO, KB_LCTRL, KB_NO, KB_UP, KB_G, KB_H, KB_NO, KB_GRAVE, KB_QUOTE },
- { KB_ENTER, KB_Z, KB_X, KB_C, KB_V, KB_M, KB_COMMA, KB_DOWN, KB_NO },
- { KB_SPACE, KB_DOWN, KB_RIGHT, KB_LEFT, KB_B, KB_N, KB_LSHIFT, KB_NO, KB_SLASH }
+static const uint8_t PROGMEM Keymap[MATRIX_ROWS][MATRIX_COLS] = {
+ { KB_LALT, KB_NO, KB_BSPACE, KB_NO, KB_LEFT, KB_NO, KB_ENTER, KB_SPACE },
+ { KB_1, KB_ESCAPE, KB_TAB, KB_Q, KB_A, KB_LCTRL, KB_Z, KB_RIGHT },
+ { KB_2, KB_RALT, KB_LGUI, KB_W, KB_S, KB_NO, KB_X, KB_UP },
+ { KB_3, KB_NO, KB_RSHIFT, KB_E, KB_D, KB_BSLASH, KB_C, KB_DOWN },
+ { KB_4, KB_5, KB_T, KB_R, KB_F, KB_G, KB_V, KB_B },
+ { KB_7, KB_6, KB_Y, KB_U, KB_J, KB_H, KB_M, KB_N },
+ { KB_8, KB_EQUAL, KB_RBRACKET, KB_I, KB_K, KB_NO, KB_COMMA, KB_LSHIFT },
+ { KB_9, KB_NO, KB_NO, KB_O, KB_L, KB_GRAVE, KB_DOT, KB_NO },
+ { KB_0, KB_MINUS, KB_LBRACKET, KB_P, KB_SCOLON, KB_QUOTE, KB_NO, KB_SLASH }
};
+
uint8_t get_keycode(uint8_t row, uint8_t col)
{
if (row >= MATRIX_ROWS)
return KB_NO;
if (col >= MATRIX_COLS)
return KB_NO;
- return pgm_read_byte(&Keymap[col][row]);
+ return pgm_read_byte(&Keymap[row][col]);
}
diff --git a/keymap.h b/keymap.h
index bf6e47240..7a84ea31e 100644
--- a/keymap.h
+++ b/keymap.h
@@ -6,4 +6,7 @@
uint8_t get_keycode(uint8_t row, uint8_t col);
+#define MATRIX_ROWS 9
+#define MATRIX_COLS 8
+
#endif
diff --git a/matrix.c b/matrix.c
new file mode 100644
index 000000000..fc975a8fc
--- /dev/null
+++ b/matrix.c
@@ -0,0 +1,144 @@
+/*
+ * scan matrix
+ */
+#include <avr/io.h>
+#include <util/delay.h>
+#include "keymap.h"
+#include "matrix.h"
+#include "print.h"
+
+uint8_t *matrix;
+uint8_t *prev_matrix;
+static uint8_t _matrix0[MATRIX_ROWS];
+static uint8_t _matrix1[MATRIX_ROWS];
+
+static uint8_t read_col(void);
+static void select_row(uint8_t row);
+
+
+void matrix_init(void)
+{
+ // Column: input w/pullup
+ DDRB = 0x00;
+ PORTB = 0xFF;
+
+ // Row: Hi-Z(unselected)
+ // PD:0,1,2,3,6,7
+ // PC:6,7
+ // PF:7
+ DDRD = 0x00;
+ PORTD = 0x00;
+ DDRC = 0x00;
+ PORTC = 0x00;
+ DDRF = 0x00;
+ PORTF = 0x00;
+
+ for (int i=0; i < MATRIX_ROWS; i++) {
+ _matrix0[i] = 0xFF;
+ _matrix1[i] = 0xFF;
+ }
+ matrix = _matrix0;
+ prev_matrix = _matrix1;
+}
+
+uint8_t matrix_scan(void)
+{
+ uint8_t row, state;
+ uint8_t *tmp;
+
+ tmp = prev_matrix;
+ prev_matrix = matrix;
+ matrix = tmp;
+
+ for (row = 0; row < MATRIX_ROWS; row++) {
+ select_row(row);
+ _delay_us(30); // without this wait read unstable value.
+ state = read_col();
+
+ matrix[row] = state;
+ }
+ return 1;
+}
+
+static uint8_t read_col(void)
+{
+ return PINB;
+}
+
+static void select_row(uint8_t row)
+{
+ switch (row) {
+ case 0:
+ DDRD = (1<<0);
+ PORTD = 0x00;
+ DDRC = 0x00;
+ PORTC = 0x00;
+ DDRF = 0x00;
+ PORTF = 0x00;
+ break;
+ case 1:
+ DDRD = (1<<1);
+ PORTD = 0x00;
+ DDRC = 0x00;
+ PORTC = 0x00;
+ DDRF = 0x00;
+ PORTF = 0x00;
+ break;
+ case 2:
+ DDRD = (1<<2);
+ PORTD = 0x00;
+ DDRC = 0x00;
+ PORTC = 0x00;
+ DDRF = 0x00;
+ PORTF = 0x00;
+ break;
+ case 3:
+ DDRD = (1<<3);
+ PORTD = 0x00;
+ DDRC = 0x00;
+ PORTC = 0x00;
+ DDRF = 0x00;
+ PORTF = 0x00;
+ break;
+ case 4:
+ DDRD = (1<<6);
+ PORTD = 0x00;
+ DDRC = 0x00;
+ PORTC = 0x00;
+ DDRF = 0x00;
+ PORTF = 0x00;
+ break;
+ case 5:
+ DDRD = (1<<7);
+ PORTD = 0x00;
+ DDRC = 0x00;
+ PORTC = 0x00;
+ DDRF = 0x00;
+ PORTF = 0x00;
+ break;
+ case 6:
+ DDRD = 0x00;
+ PORTD = 0x00;
+ DDRC = (1<<6);
+ PORTC = 0x00;
+ DDRF = 0x00;
+ PORTF = 0x00;
+ break;
+ case 7:
+ DDRD = 0x00;
+ PORTD = 0x00;
+ DDRC = (1<<7);
+ PORTC = 0x00;
+ DDRF = 0x00;
+ PORTF = 0x00;
+ break;
+ case 8:
+ DDRD = 0x00;
+ PORTD = 0x00;
+ DDRC = 0x00;
+ PORTC = 0x00;
+ DDRF = (1<<7);
+ PORTF = 0x00;
+ break;
+ }
+}
diff --git a/matrix.h b/matrix.h
new file mode 100644
index 000000000..662421569
--- /dev/null
+++ b/matrix.h
@@ -0,0 +1,6 @@
+
+extern uint8_t *matrix;
+extern uint8_t *prev_matrix;
+
+void matrix_init(void);
+uint8_t matrix_scan(void);
diff --git a/mykey.c b/mykey.c
index 098bb4e51..93f753f01 100644
--- a/mykey.c
+++ b/mykey.c
@@ -1,3 +1,6 @@
+/* 2010/08/23 noname
+ * keyboard firmware based on PJRC USB keyboard example
+ */
/* Keyboard example with debug channel, for Teensy USB Development Board
* http://www.pjrc.com/teensy/usb_keyboard.html
* Copyright (c) 2008 PJRC.COM, LLC
@@ -27,211 +30,115 @@
#include <util/delay.h>
#include "usb_keyboard_debug.h"
#include "print.h"
+#include "matrix.h"
#include "keymap.h"
-#define LED_CONFIG (DDRD |= (1<<6))
-#define LED_ON (PORTD &= ~(1<<6))
-#define LED_OFF (PORTD |= (1<<6))
-#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
+#define LED_CONFIG (DDRD |= (1<<6))
+#define LED_ON (PORTD &= ~(1<<6))
+#define LED_OFF (PORTD |= (1<<6))
+#define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
-uint8_t number_keys[10]=
- {KEY_0,KEY_1,KEY_2,KEY_3,KEY_4,KEY_5,KEY_6,KEY_7,KEY_8,KEY_9};
uint16_t idle_count=0;
-//
-// scan matrix
-//
-uint8_t MAX_ROW = 9;
-
-// initialize ports for matrix
-void port_setup(void)
+int main(void)
{
- // Column: input w/pullup
- DDRB = 0x00;
- PORTB = 0xFF;
-
- // Row: Hi-Z(unselected)
- // PD:0,1,2,3,6,7
- // PC:6,7
- // PF:7
- DDRD = 0x00;
- PORTD = 0x00;
- DDRC = 0x00;
- PORTC = 0x00;
- DDRF = 0x00;
- PORTF = 0x00;
-}
+ uint8_t modified = 0;
+ uint8_t key_index = 0;
-// select a row of matrix for read
-void select_row(uint8_t row)
-{
- switch (row) {
- case 0:
- DDRD = (1<<0);
- PORTD = 0x00;
- DDRC = 0x00;
- PORTC = 0x00;
- DDRF = 0x00;
- PORTF = 0x00;
- break;
- case 1:
- DDRD = (1<<1);
- PORTD = 0x00;
- DDRC = 0x00;
- PORTC = 0x00;
- DDRF = 0x00;
- PORTF = 0x00;
- break;
- case 2:
- DDRD = (1<<2);
- PORTD = 0x00;
- DDRC = 0x00;
- PORTC = 0x00;
- DDRF = 0x00;
- PORTF = 0x00;
- break;
- case 3:
- DDRD = (1<<3);
- PORTD = 0x00;
- DDRC = 0x00;
- PORTC = 0x00;
- DDRF = 0x00;
- PORTF = 0x00;
- break;
- case 4:
- DDRD = (1<<6);
- PORTD = 0x00;
- DDRC = 0x00;
- PORTC = 0x00;
- DDRF = 0x00;
- PORTF = 0x00;
- break;
- case 5:
- DDRD = (1<<7);
- PORTD = 0x00;
- DDRC = 0x00;
- PORTC = 0x00;
- DDRF = 0x00;
- PORTF = 0x00;
- break;
- case 6:
- DDRD = 0x00;
- PORTD = 0x00;
- DDRC = (1<<6);
- PORTC = 0x00;
- DDRF = 0x00;
- PORTF = 0x00;
- break;
- case 7:
- DDRD = 0x00;
- PORTD = 0x00;
- DDRC = (1<<7);
- PORTC = 0x00;
- DDRF = 0x00;
- PORTF = 0x00;
- break;
- case 8:
- DDRD = 0x00;
- PORTD = 0x00;
- DDRC = 0x00;
- PORTC = 0x00;
- DDRF = (1<<7);
- PORTF = 0x00;
- break;
- }
-}
+ // set for 16 MHz clock
+ CPU_PRESCALE(0);
-uint8_t read_col(void)
-{
- return PINB;
-}
+ matrix_init();
-int main(void)
-{
- uint8_t i, reset_idle;
- uint8_t prev_state[MAX_ROW];
- for (int i=0; i < MAX_ROW; i++) prev_state[i] = 0xFF;
-
- // set for 16 MHz clock
- CPU_PRESCALE(0);
-
- port_setup();
-
-
- // Initialize the USB, and then wait for the host to set configuration.
- // If the Teensy is powered without a PC connected to the USB port,
- // this will wait forever.
- usb_init();
- while (!usb_configured()) /* wait */ ;
-
- // Wait an extra second for the PC's operating system to load drivers
- // and do whatever it does to actually be ready for input
- _delay_ms(1000);
-
- // Configure timer 0 to generate a timer overflow interrupt every
- // 256*1024 clock cycles, or approx 61 Hz when using 16 MHz clock
- // This demonstrates how to use interrupts to implement a simple
- // inactivity timeout.
- TCCR0A = 0x00;
- TCCR0B = 0x05;
- TIMSK0 = (1<<TOIE0);
-
- print("Begin keyboard example program\n");
- print("All Port B or Port D pins are inputs with pullup resistors.\n");
- print("Any connection to ground on Port B or D pins will result in\n");
- print("keystrokes sent to the PC (and debug messages here).\n");
-
- uint8_t col;
- uint8_t code;
- while (1) {
- reset_idle = 0;
-
- for (uint8_t r=0; r < MAX_ROW; r++) {
- select_row(r);
-
- // without this read unstable value.
- _delay_us(30);
-
- col = read_col();
- if (col != prev_state[r]) {
- prev_state[r] = col;
- phex(r);
- print(": ");
- pbin(col);
- print("\n");
-
- for (int c = 0; c < 8; c++) {
- if (col & 1<<c) continue;
- code = get_keycode(r, c);
- phex(code);
- print("\n");
- usb_keyboard_press(code, 0);
- }
- reset_idle = 1;
+ // Initialize the USB, and then wait for the host to set configuration.
+ // If the Teensy is powered without a PC connected to the USB port,
+ // this will wait forever.
+ usb_init();
+ while (!usb_configured()) /* wait */ ;
+
+ // Wait an extra second for the PC's operating system to load drivers
+ // and do whatever it does to actually be ready for input
+ _delay_ms(1000);
+
+ // Configure timer 0 to generate a timer overflow interrupt every
+ // 256*1024 clock cycles, or approx 61 Hz when using 16 MHz clock
+ // This demonstrates how to use interrupts to implement a simple
+ // inactivity timeout.
+ TCCR0A = 0x00;
+ TCCR0B = 0x05;
+ TIMSK0 = (1<<TOIE0);
+
+ print("keyboard firmware 0.1 for t.m.k.\n");
+
+ while (1) {
+ uint8_t row, col, code;
+
+ modified = 0;
+
+ matrix_scan();
+
+ keyboard_modifier_keys = 0;
+ for (int i = 0; i < 6; i++)
+ keyboard_keys[i] = KB_NO;
+ key_index = 0;
+
+ for (row = 0; row < MATRIX_ROWS; row++) {
+ if (matrix[row] != prev_matrix[row]) {
+ modified = 1;
+ }
+
+ for (col = 0; col < MATRIX_COLS; col++) {
+ if (matrix[row] & 1<<col) continue;
+ code = get_keycode(row, col);
+
+ // Modifier keycode: 0xE0-0xE7
+ if (KB_LCTRL <= code && code <= KB_RGUI) {
+ keyboard_modifier_keys |= 1<<(code&0x07);
+ } else {
+ if (key_index < 6) {
+ keyboard_keys[key_index] = code;
+ }
+ key_index++;
}
+
}
+ }
+
+ if (key_index > 6) {
+ //Rollover
+ }
- // if any keypresses were detected, reset the idle counter
- if (reset_idle) {
- // variables shared with interrupt routines must be
- // accessed carefully so the interrupt routine doesn't
- // try to use the variable in the middle of our access
- cli();
- idle_count = 0;
- sei();
- }
-
- // now the current pins will be the previous, and
- // wait a short delay so we're not highly sensitive
- // to mechanical "bounce".
- _delay_ms(2);
- }
+ // if any keypresses were detected, reset the idle counter
+ if (modified) {
+ print(" 01234567\n");
+ for (row = 0; row < MATRIX_ROWS; row++) {
+ phex(row); print(": "); pbin_reverse(matrix[row]); print("\n");
+ }
+ print("keys: ");
+ for (int i = 0; i < 6; i++) { phex(keyboard_keys[i]); print(" "); }
+ print("\n");
+ print("mod: "); phex(keyboard_modifier_keys); print("\n");
+ usb_keyboard_send();
+
+ // variables shared with interrupt routines must be
+ // accessed carefully so the interrupt routine doesn't
+ // try to use the variable in the middle of our access
+ cli();
+ idle_count = 0;
+ sei();
+ }
+
+ // now the current pins will be the previous, and
+ // wait a short delay so we're not highly sensitive
+ // to mechanical "bounce".
+ _delay_ms(2);
+ }
}
// This interrupt routine is run approx 61 times per second.
@@ -240,12 +147,10 @@ int main(void)
// hid_listen debug message window.
ISR(TIMER0_OVF_vect)
{
- idle_count++;
- if (idle_count > 61 * 8) {
- idle_count = 0;
- print("Timer Event :)\n");
- //usb_keyboard_press(KEY_SPACE, 0);
- }
+ idle_count++;
+ if (idle_count > 61 * 8) {
+ idle_count = 0;
+ //print("Timer Event :)\n");
+ //usb_keyboard_press(KEY_SPACE, 0);
+ }
}
-
-
diff --git a/print.c b/print.c
index 2f0617c64..8e46decac 100644
--- a/print.c
+++ b/print.c
@@ -60,7 +60,14 @@ void phex16(unsigned int i)
void pbin(unsigned char c)
{
- for (int i=7; i>=0; i--) {
+ for (int i = 7; i >= 0; i--) {
+ usb_debug_putchar((c & (1<<i)) ? '1' : '0');
+ }
+}
+
+void pbin_reverse(unsigned char c)
+{
+ for (int i = 0; i < 8; i++) {
usb_debug_putchar((c & (1<<i)) ? '1' : '0');
}
}
diff --git a/print.h b/print.h
index d6bb0aad2..5d0f2eb90 100644
--- a/print.h
+++ b/print.h
@@ -13,5 +13,6 @@ void print_P(const char *s);
void phex(unsigned char c);
void phex16(unsigned int i);
void pbin(unsigned char c);
+void pbin_reverse(unsigned char c);
#endif