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authortmk <nobody@nowhere>2010-10-14 17:36:00 +0900
committertmk <nobody@nowhere>2010-10-15 11:09:57 +0900
commit54b5bafaacf0d7863b7bdb84dd69cbc80db77956 (patch)
tree38cf278aebedf9c35bf09c418d2b9d09bc611257 /matrix_hhkb.c
parent82637ded2737bfd80a2c1b85c0a9ae0b6fd33bd7 (diff)
add directories for each keyboard: hhkb, macway
Diffstat (limited to 'matrix_hhkb.c')
-rw-r--r--matrix_hhkb.c94
1 files changed, 0 insertions, 94 deletions
diff --git a/matrix_hhkb.c b/matrix_hhkb.c
deleted file mode 100644
index d1c0003b4a..0000000000
--- a/matrix_hhkb.c
+++ /dev/null
@@ -1,94 +0,0 @@
-/*
- * scan matrix
- */
-#include <avr/io.h>
-#include <util/delay.h>
-#include "keymap.h"
-#include "matrix.h"
-#include "print.h"
-
-// matrix is active low. (key on: 0/key off: 1)
-//
-// HHKB has no ghost and no bounce.
-// row: HC4051 select input channel(0-8)
-// PB0, PB1, PB2(A, B, C)
-// col: LS145 select low output line(0-8)
-// PB3, PB4, PB5, PB6(A, B, C, D)
-// use D as ENABLE: (enable: 0/unenable: 1)
-// key: KEY: (on: 0/ off:1)
-// UNKNOWN: unknown whether input or output
-// PE6,PE7(KEY, UNKNOWN)
-#define COL_ENABLE (1<<6)
-#define KEY_SELELCT(ROW, COL) (PORTB = COL_ENABLE|(((COL)&0x07)<<3)|((ROW)&0x07))
-#define KEY_ENABLE (PORTB &= ~COL_ENABLE)
-#define KEY_UNABLE (PORTB |= COL_ENABLE)
-#define KEY_ON ((PINE&(1<<6)) ? false : true)
-
-// matrix state buffer
-uint8_t *matrix;
-uint8_t *matrix_prev;
-static uint8_t _matrix0[MATRIX_ROWS];
-static uint8_t _matrix1[MATRIX_ROWS];
-
-
-// this must be called once before matrix_scan.
-void matrix_init(void)
-{
- // row & col output(PB0-6)
- DDRB = 0xFF;
- PORTB = KEY_SELELCT(0, 0);
- // KEY & VALID input with pullup(PE6,7)
- DDRE = 0x3F;
- PORTE = 0xC0;
-
- // initialize matrix state: all keys off
- for (int i=0; i < MATRIX_ROWS; i++) _matrix0[i] = 0xFF;
- for (int i=0; i < MATRIX_ROWS; i++) _matrix1[i] = 0xFF;
- matrix = _matrix0;
- matrix_prev = _matrix1;
-}
-
-uint8_t matrix_scan(void)
-{
- uint8_t state;
- uint8_t *tmp;
-
- tmp = matrix_prev;
- matrix_prev = matrix;
- matrix = tmp;
-
- for (int row = 0; row < MATRIX_ROWS; row++) {
- for (int col = 0; col < MATRIX_COLS; col++) {
-//print("scan: "); phex(row); phex(col); print("\n");
- KEY_SELELCT(row, col);
- _delay_us(50); // from logic analyzer chart
- KEY_ENABLE;
- _delay_us(10); // from logic analyzer chart
-//print("PINE: "); phex(PINE); print("\n");
- if (KEY_ON) {
- matrix[row] &= ~(1<<col);
- } else {
- matrix[row] |= (1<<col);
- }
- KEY_UNABLE;
- _delay_us(150); // from logic analyzer chart
- }
- }
- return 1;
-}
-
-bool matrix_is_modified(void) {
- for (int i=0; i <MATRIX_ROWS; i++) {
- if (matrix[i] != matrix_prev[i])
- return true;
- }
- return false;
-}
-
-bool matrix_has_ghost(void) {
- return false;
-}
-
-bool matrix_has_ghost_in_row(uint8_t row) {
- return false;
-}