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-rw-r--r--keyboards/lets_split/uno_slave/uno-matrix.c160
1 files changed, 0 insertions, 160 deletions
diff --git a/keyboards/lets_split/uno_slave/uno-matrix.c b/keyboards/lets_split/uno_slave/uno-matrix.c
deleted file mode 100644
index 4ac3c33ac..000000000
--- a/keyboards/lets_split/uno_slave/uno-matrix.c
+++ /dev/null
@@ -1,160 +0,0 @@
-#define F_CPU 16000000UL
-
-#include <util/delay.h>
-#include <avr/io.h>
-#include <stdlib.h>
-
-#include "uno-matrix.h"
-
-#define debug(X) NULL
-#define debug_hex(X) NULL
-
-#ifndef DEBOUNCE
-# define DEBOUNCE 5
-#endif
-
-static uint8_t debouncing = DEBOUNCE;
-
-/* matrix state(1:on, 0:off) */
-static matrix_row_t matrix[MATRIX_ROWS];
-static matrix_row_t matrix_debouncing[MATRIX_ROWS];
-
-static matrix_row_t read_cols(void);
-static void init_cols(void);
-static void unselect_rows(void);
-static void select_row(uint8_t row);
-
-inline
-uint8_t matrix_rows(void)
-{
- return MATRIX_ROWS;
-}
-
-inline
-uint8_t matrix_cols(void)
-{
- return MATRIX_COLS;
-}
-
-void matrix_init(void)
-{
- //debug_enable = true;
- //debug_matrix = true;
- //debug_mouse = true;
- // initialize row and col
- unselect_rows();
- init_cols();
-
- // initialize matrix state: all keys off
- for (uint8_t i=0; i < MATRIX_ROWS; i++) {
- matrix[i] = 0;
- matrix_debouncing[i] = 0;
- }
-}
-
-uint8_t matrix_scan(void)
-{
- for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
- select_row(i);
- _delay_us(30); // without this wait read unstable value.
- matrix_row_t cols = read_cols();
- //Serial.println(cols, BIN);
- if (matrix_debouncing[i] != cols) {
- matrix_debouncing[i] = cols;
- if (debouncing) {
- debug("bounce!: "); debug_hex(debouncing); debug("\n");
- }
- debouncing = DEBOUNCE;
- }
- unselect_rows();
- }
-
- if (debouncing) {
- if (--debouncing) {
- _delay_ms(1);
- } else {
- for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
- matrix[i] = matrix_debouncing[i];
- }
- }
- }
-
- return 1;
-}
-
-bool matrix_is_modified(void)
-{
- if (debouncing) return false;
- return true;
-}
-
-inline
-bool matrix_is_on(uint8_t row, uint8_t col)
-{
- return (matrix[row] & ((matrix_row_t)1<<col));
-}
-
-inline
-matrix_row_t matrix_get_row(uint8_t row)
-{
- return matrix[row];
-}
-
-// TODO update this comment
-/* Column pin configuration
- * col: 0 1 2 3 4 5
- * pin: D3 D4 D5 D6 D7 B0
- */
-static void init_cols(void)
-{
- // Input with pull-up(DDR:0, PORT:1)
- DDRD &= ~(1<<3 | 1<<4 | 1<<5 | 1<<6 | 1<<7);
- PORTD |= (1<<3 | 1<<4 | 1<<5 | 1<<6 | 1<<7);
-
- DDRB &= ~(1<<0);
- PORTB |= (1<<0);
-}
-
-static matrix_row_t read_cols(void)
-{
- return (PIND&(1<<3) ? 0 : (1<<0)) |
- (PIND&(1<<4) ? 0 : (1<<1)) |
- (PIND&(1<<5) ? 0 : (1<<2)) |
- (PIND&(1<<6) ? 0 : (1<<3)) |
- (PIND&(1<<7) ? 0 : (1<<4)) |
- (PINB&(1<<0) ? 0 : (1<<5));
-}
-
-/* Row pin configuration
- * row: 0 1 2 3
- * pin: C0 C1 C2 C3
- */
-static void unselect_rows(void)
-{
- // Hi-Z(DDR:0, PORT:0) to unselect
- DDRC &= ~0xF;
- PORTC &= ~0xF;
-}
-
-static void select_row(uint8_t row)
-{
- // Output low(DDR:1, PORT:0) to select
- switch (row) {
- case 0:
- DDRC |= (1<<0);
- PORTC &= ~(1<<0);
- break;
- case 1:
- DDRC |= (1<<1);
- PORTC &= ~(1<<1);
- break;
- case 2:
- DDRC |= (1<<2);
- PORTC &= ~(1<<2);
- break;
- case 3:
- DDRC |= (1<<3);
- PORTC &= ~(1<<3);
- break;
- }
-}