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author | kakunpc <15257475+kakunpc@users.noreply.github.com> | 2019-12-12 03:40:00 +0900 |
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committer | Drashna Jaelre <drashna@live.com> | 2019-12-11 10:40:00 -0800 |
commit | ccda62616d422ae6df810b6fd68fc8e61002e278 (patch) | |
tree | de1fa90894cd6bd780ac6c28d0dd1c830b5d9e53 /keyboards/angel64/alpha/matrix.c | |
parent | 698d0dbda8a4b081103b4a382baa1f99e3f77ceb (diff) |
[Keyboard] update angel64 (#7545)
* add angel64 rev1
* update angel64
* fix keymap.c
Diffstat (limited to 'keyboards/angel64/alpha/matrix.c')
-rw-r--r-- | keyboards/angel64/alpha/matrix.c | 287 |
1 files changed, 287 insertions, 0 deletions
diff --git a/keyboards/angel64/alpha/matrix.c b/keyboards/angel64/alpha/matrix.c new file mode 100644 index 0000000000..e06fc15dc4 --- /dev/null +++ b/keyboards/angel64/alpha/matrix.c @@ -0,0 +1,287 @@ +/* +Copyright 2012-2018 Jun Wako, Jack Humbert, Yiancar + +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 "wait.h" +#include "print.h" +#include "debug.h" +#include "util.h" +#include "matrix.h" +#include "debounce.h" +#include "quantum.h" + +#if (MATRIX_COLS <= 8) +# 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) +#elif (MATRIX_COLS <= 16) +# define print_matrix_header() print("\nr/c 0123456789ABCDEF\n") +# define print_matrix_row(row) print_bin_reverse16(matrix_get_row(row)) +# define matrix_bitpop(i) bitpop16(matrix[i]) +# define ROW_SHIFTER ((uint16_t)1) +#elif (MATRIX_COLS <= 32) +# define print_matrix_header() print("\nr/c 0123456789ABCDEF0123456789ABCDEF\n") +# define print_matrix_row(row) print_bin_reverse32(matrix_get_row(row)) +# define matrix_bitpop(i) bitpop32(matrix[i]) +# define ROW_SHIFTER ((uint32_t)1) +#endif + +#ifdef MATRIX_MASKED + extern const matrix_row_t matrix_mask[]; +#endif + +static const pin_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS; +static const pin_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS; + +/* matrix state(1:on, 0:off) */ +static matrix_row_t raw_matrix[MATRIX_ROWS]; //raw values +static matrix_row_t matrix[MATRIX_ROWS]; //debounced values + +__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; +} + +//Deprecated. +bool matrix_is_modified(void) +{ + if (debounce_active()) 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) +{ + // Matrix mask lets you disable switches in the returned matrix data. For example, if you have a + // switch blocker installed and the switch is always pressed. +#ifdef MATRIX_MASKED + return matrix[row] & matrix_mask[row]; +#else + return matrix[row]; +#endif +} + +void matrix_print(void) +{ + print_matrix_header(); + + for (uint8_t row = 0; row < MATRIX_ROWS; row++) { + phex(row); print(": "); + print_matrix_row(row); + print("\n"); + } +} + +uint8_t matrix_key_count(void) +{ + uint8_t count = 0; + for (uint8_t i = 0; i < MATRIX_ROWS; i++) { + count += matrix_bitpop(i); + } + return count; +} + +static void select_row(uint8_t row) +{ + setPinOutput(row_pins[row]); + writePinLow(row_pins[row]); +} + +static void unselect_row(uint8_t row) +{ + setPinInputHigh(row_pins[row]); +} + +static void unselect_rows(void) +{ + for(uint8_t x = 0; x < MATRIX_ROWS; x++) { + setPinInputHigh(row_pins[x]); + } +} + +static void select_col(uint8_t col) +{ + setPinOutput(col_pins[col]); + writePinLow(col_pins[col]); +} + +static void unselect_col(uint8_t col) +{ + setPinInputHigh(col_pins[col]); +} + +static void unselect_cols(void) +{ + for(uint8_t x = 0; x < MATRIX_COLS; x++) { + setPinInputHigh(col_pins[x]); + } +} + +static void init_pins(void) { + unselect_rows(); + unselect_cols(); + for (uint8_t x = 0; x < MATRIX_COLS; x++) { + setPinInputHigh(col_pins[x]); + } + for (uint8_t x = 0; x < MATRIX_ROWS; x++) { + setPinInputHigh(row_pins[x]); + } +} + +static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) +{ + // Store last value of row prior to reading + matrix_row_t last_row_value = current_matrix[current_row]; + + // Clear data in matrix row + current_matrix[current_row] = 0; + + // Select row and wait for row selecton to stabilize + select_row(current_row); + wait_us(30); + + // For each col... + for(uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) { + + // Select the col pin to read (active low) + uint8_t pin_state = readPin(col_pins[col_index]); + + // Populate the matrix row with the state of the col pin + current_matrix[current_row] |= pin_state ? 0 : (ROW_SHIFTER << col_index); + } + + // Unselect row + unselect_row(current_row); + + return (last_row_value != current_matrix[current_row]); +} + +static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col) +{ + bool matrix_changed = false; + + // Select col and wait for col selecton to stabilize + select_col(current_col); + wait_us(30); + + // For each row... + for(uint8_t row_index = 0; row_index < MATRIX_ROWS/2; row_index++) + { + uint8_t tmp = row_index + MATRIX_ROWS/2; + // Store last value of row prior to reading + matrix_row_t last_row_value = current_matrix[tmp]; + + // Check row pin state + if (readPin(row_pins[row_index]) == 0) + { + // Pin LO, set col bit + current_matrix[tmp] |= (ROW_SHIFTER << current_col); + } + else + { + // Pin HI, clear col bit + current_matrix[tmp] &= ~(ROW_SHIFTER << current_col); + } + + // Determine if the matrix changed state + if ((last_row_value != current_matrix[tmp]) && !(matrix_changed)) + { + matrix_changed = true; + } + } + + // Unselect col + unselect_col(current_col); + + return matrix_changed; +} + +void matrix_init(void) { + + // initialize key pins + init_pins(); + + // initialize matrix state: all keys off + for (uint8_t i=0; i < MATRIX_ROWS; i++) { + raw_matrix[i] = 0; + matrix[i] = 0; + } + + debounce_init(MATRIX_ROWS); + + matrix_init_quantum(); +} + +uint8_t matrix_scan(void) +{ + bool changed = false; + + // Set row, read cols + for (uint8_t current_row = 0; current_row < MATRIX_ROWS / 2; current_row++) { + changed |= read_cols_on_row(raw_matrix, current_row); + } + //else + // Set col, read rows + for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) { + changed |= read_rows_on_col(raw_matrix, current_col); + } + + debounce(raw_matrix, matrix, MATRIX_ROWS, changed); + + matrix_scan_quantum(); + return (uint8_t)changed; +} |