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Diffstat (limited to 'keyboards/converter/ibm_5291/matrix.c')
-rw-r--r--keyboards/converter/ibm_5291/matrix.c284
1 files changed, 0 insertions, 284 deletions
diff --git a/keyboards/converter/ibm_5291/matrix.c b/keyboards/converter/ibm_5291/matrix.c
deleted file mode 100644
index 3946d02e51..0000000000
--- a/keyboards/converter/ibm_5291/matrix.c
+++ /dev/null
@@ -1,284 +0,0 @@
-/*
-Copyright 2018 listofoptions <listofoptions@gmail.com>
-
-This program is free software: you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation, either version 2 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include <stdint.h>
-#include <stdbool.h>
-#include <string.h>
-#if defined(__AVR__)
-#include <avr/io.h>
-#endif
-#include <util/delay.h>
-
-#include "wait.h"
-#include "print.h"
-#include "debug.h"
-#include "util.h"
-#include "matrix.h"
-#include "timer.h"
-
-#include "config.h"
-
-
-#ifndef DEBOUNCE
-# define DEBOUNCE 5
-#endif
-
-#define print_matrix_header() print("\nr/c 01234567\n")
-#define print_matrix_row(row) print_bin_reverse8(matrix_get_row(row))
-#define matrix_bitpop(i) bitpop(matrix[i])
-#define ROW_SHIFTER ((uint8_t)1)
-#define check_bit(var,pos) ((var) & (1<<(pos)))
-
-#define NUM_ROW_PINS 5
-#define NUM_COL_PINS 2
-
-static const uint8_t row_pins [NUM_ROW_PINS] = MATRIX_ROW_PINS ;
-static const uint8_t col_pins [NUM_ROW_PINS] = MATRIX_COL_PINS ;
-
-#if ( DEBOUNCE > 0 )
-static uint16_t debouncing_time ;
-static bool debouncing = false ;
-#endif
-
-static uint8_t matrix [MATRIX_ROWS] = {0};
-
-#if ( DEBOUNCE > 0 )
-static uint8_t matrix_debounce [MATRIX_ROWS] = {0};
-#endif
-
-static
-inline
-void toggle_led(void) {
- uint8_t pin = LED_PIN ;
- _SFR_IO8((pin >> 4) + 2) ^= _BV(pin & 0xF);
-}
-
-static
-inline
-void init_led(void) {
- uint8_t pin = LED_PIN ;
- _SFR_IO8((pin >> 4) + 1) |= _BV(pin & 0xF); // OUT
- _SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF); // LOW
-}
-
-static
-inline
-void init_data(void) {
- uint8_t pin = MATRIX_DATA_PIN ;
- _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
- _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // LO
-}
-
-static
-inline
-void init_strobe(void) {
- uint8_t pin = MATRIX_STROBE_PIN ;
- _SFR_IO8((pin >> 4) + 1) |= _BV(pin & 0xF); // OUT
- _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
-}
-
-static
-inline
-void init_rows(void) {
- for ( uint8_t i = 0 ; i < NUM_ROW_PINS; ++i ) {
- uint8_t pin = row_pins[i];
- _SFR_IO8((pin >> 4) + 1) |= _BV(pin & 0xF); // OUT
- _SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF); // LOW
- }
-}
-
-static
-inline
-void init_cols(void) {
- for ( uint8_t i = 0 ; i < NUM_COL_PINS; ++i ) {
- uint8_t pin = col_pins[i];
- _SFR_IO8((pin >> 4) + 1) |= _BV(pin & 0xF); // OUT
- _SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF); // LOW
- }
-}
-
-static
-inline
-void select_row(uint8_t current_row) {
- for ( uint8_t i = 0 ; i < NUM_ROW_PINS; ++i ) {
- uint8_t pin = row_pins[i] ;
- if ( check_bit( current_row, i ) ) {
- _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
- } else {
- _SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF); // LOW
- }
- }
- wait_us(30) ;
-}
-
-static
-inline
-void select_col(uint8_t current_col) {
- for ( uint8_t i = 0 ; i < NUM_COL_PINS; ++i ) {
- uint8_t pin = col_pins[i] ;
- if ( check_bit( current_col, i ) ) {
- _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI
- } else {
- _SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF); // LOW
- }
- }
- wait_us(30) ;
-}
-
-static
-inline
-uint8_t matrix_strobe(uint8_t col_index) {
- uint8_t strobe_pin = MATRIX_STROBE_PIN ;
- uint8_t data_pin = MATRIX_DATA_PIN ;
-
- // set strobe pin low
- _SFR_IO8((strobe_pin >> 4) + 2) &= ~_BV(strobe_pin & 0xF);
-
- wait_us(30) ;
-
- // read data
- uint8_t data = (_SFR_IO8(data_pin >> 4) & _BV(data_pin & 0xF)) ;
-
- // set strobe pin hi
- _SFR_IO8((strobe_pin >> 4) + 2) |= _BV(strobe_pin & 0xF);
-
- uint8_t out = data ? (1 << col_index) : 0 ;
- return out ;
-}
-
-static
-bool matrix_read(uint8_t current_matrix[], uint8_t current_row) {
- // Store last value of row prior to reading
- uint8_t last_row_value = current_matrix[current_row];
-
- // Clear data in matrix row
- current_matrix[current_row] = 0;
-
- select_row(current_row);
-
- // For each col...
- for(uint8_t col_index = 0; col_index < MATRIX_COLS; ++col_index) {
-
- select_col(col_index) ;
-
- // strobe the matrix
- // Populate the matrix row with the state of the data pin
- current_matrix[current_row] |= matrix_strobe(col_index) ;
- }
-
- bool test = last_row_value != current_matrix[current_row] ;
- return test ;
-}
-
-__attribute__ ((weak))
-void matrix_init_quantum(void) {
- matrix_init_kb();
-}
-
-__attribute__ ((weak))
-void matrix_scan_quantum(void) {
- matrix_scan_kb();
-}
-
-__attribute__ ((weak))
-void matrix_init_kb(void) {
- matrix_init_user();
-}
-
-__attribute__ ((weak))
-void matrix_scan_kb(void) {
- matrix_scan_user();
-}
-
-__attribute__ ((weak))
-void matrix_init_user(void) {
-}
-
-__attribute__ ((weak))
-void matrix_scan_user(void) {
-}
-
-inline
-uint8_t matrix_rows(void) {
- return MATRIX_ROWS;
-}
-
-inline
-uint8_t matrix_cols(void) {
- return MATRIX_COLS;
-}
-
-inline
-uint8_t matrix_get_row(uint8_t row) {
- return matrix[row];
-}
-
-void matrix_init(void) {
- init_led() ;
- init_rows() ;
- init_cols() ;
- init_data() ;
- init_strobe() ;
-
- // initialize matrix state: all keys off
- for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
- matrix[i] = 0;
-# if (DEBOUNCE > 0)
- matrix_debounce [i] = 0;
-# endif
- }
-
- matrix_init_quantum() ;
-}
-
-uint8_t matrix_scan(void) {
- for ( uint8_t current_row = 0; current_row < MATRIX_ROWS; ++current_row ) {
-# if (DEBOUNCE > 0)
- bool matrix_changed = matrix_read(matrix_debounce, current_row);
-
- if (matrix_changed) {
- debouncing = true ;
- debouncing_time = timer_read();
- }
-
-# else
- matrix_read(matrix, current_row);
-# endif
- }
-
-# if (DEBOUNCE > 0)
- if (debouncing && (timer_elapsed(debouncing_time) > DEBOUNCE)) {
- for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
- matrix[i] = matrix_debounce[i];
- }
- debouncing = false;
- }
-# endif
-
- matrix_scan_quantum();
- return 1;
-}
-
-void matrix_print(void) {
- print_matrix_header();
-
- for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
- print_hex8(row); print(": ");
- print_matrix_row(row);
- print("\n");
- }
-}
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