From 0ef145db151f907c33973e3ceab8dc51f7c00b16 Mon Sep 17 00:00:00 2001 From: kb-elmo Date: Fri, 11 Jun 2021 12:35:13 +0200 Subject: Add Matrix 8XV1.2 OG rev1 PCB (#11614) * add v1 12og pcb * update * matrix changes for testing * Update matrix.c * finalized files * rename board versions * update readmes * typo in readme * fix board filenames * Update keyboards/matrix/m12og/rev1/rev1.c Co-authored-by: Drashna Jaelre * change function * update halconf and chconf * merge master * Update readme.md * Update readme.md * Update readme.md Co-authored-by: Drashna Jaelre --- keyboards/matrix/m12og/rev1/matrix.c | 96 ++++++++++++++++++++++++++++++++++++ 1 file changed, 96 insertions(+) create mode 100644 keyboards/matrix/m12og/rev1/matrix.c (limited to 'keyboards/matrix/m12og/rev1/matrix.c') diff --git a/keyboards/matrix/m12og/rev1/matrix.c b/keyboards/matrix/m12og/rev1/matrix.c new file mode 100644 index 0000000000..9c36153da1 --- /dev/null +++ b/keyboards/matrix/m12og/rev1/matrix.c @@ -0,0 +1,96 @@ +/* Copyright 2021 xyzz + * + * 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 . + */ + +#include +#include +#include "util.h" +#include "matrix.h" +#include "debounce.h" +#include "quantum.h" + +static const pin_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS; +static const pin_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS; + +static void select_col(uint8_t col) { + setPinOutput(col_pins[col]); + writePinHigh(col_pins[col]); +} + +static void unselect_col(uint8_t col) { setPinInputLow(col_pins[col]); } + +static void unselect_cols(void) { + for (uint8_t x = 0; x < MATRIX_COLS; x++) { + setPinInputLow(col_pins[x]); + } +} + +static void init_pins(void) { + unselect_cols(); + for (uint8_t x = 0; x < MATRIX_ROWS; x++) { + setPinInputLow(row_pins[x]); + } +} + +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); + matrix_io_delay(); + + // For each row... + for (uint8_t row_index = 0; row_index < MATRIX_ROWS; row_index++) { + // Store last value of row prior to reading + matrix_row_t last_row_value = current_matrix[row_index]; + matrix_row_t current_row_value = last_row_value; + + // Check row pin state + if (readPin(row_pins[row_index]) != 0) { + // Pin LO, set col bit + current_row_value |= (MATRIX_ROW_SHIFTER << current_col); + } else { + // Pin HI, clear col bit + current_row_value &= ~(MATRIX_ROW_SHIFTER << current_col); + } + + // Determine if the matrix changed state + if ((last_row_value != current_row_value)) { + matrix_changed |= true; + current_matrix[row_index] = current_row_value; + } + } + + // Unselect col + unselect_col(current_col); + + return matrix_changed; +} + +void matrix_init_custom(void) { + // initialize key pins + init_pins(); +} + +uint8_t matrix_scan_custom(matrix_row_t current_matrix[]) { + bool changed = false; + + // Set col, read rows + for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) { + changed |= read_rows_on_col(current_matrix, current_col); + } + + return (uint8_t)changed; +} -- cgit v1.2.3