diff --git a/docs/config_options.md b/docs/config_options.md index c5131a8414..bc2a890586 100644 --- a/docs/config_options.md +++ b/docs/config_options.md @@ -59,6 +59,8 @@ This is a C header file that is one of the first things included, and will persi * define is matrix has ghost (unlikely) * `#define DIODE_DIRECTION COL2ROW` * COL2ROW or ROW2COL - how your matrix is configured. COL2ROW means the black mark on your diode is facing to the rows, and between the switch and the rows. +* `#define DIRECT_PINS { { F1, F0, B0, C7 }, { F4, F5, F6, F7 } }` + * pins mapped to rows and columns, from left to right. Defines a matrix where each switch is connected to a separate pin and ground. * `#define AUDIO_VOICES` * turns on the alternate audio voices (to cycle through) * `#define C4_AUDIO` diff --git a/docs/hardware_avr.md b/docs/hardware_avr.md index 12a0059c3f..acf7088a39 100644 --- a/docs/hardware_avr.md +++ b/docs/hardware_avr.md @@ -93,6 +93,24 @@ Finally, you can specify the direction your diodes point. This can be `COL2ROW` #define DIODE_DIRECTION COL2ROW ``` +#### Direct Pin Matrix +To configure a keyboard where each switch is connected to a separate pin and ground instead of sharing row and column pins, use `DIRECT_PINS`. The mapping defines the pins of each switch in rows and columns, from left to right. Must conform to the sizes within `MATRIX_ROWS` and `MATRIX_COLS`, use `NO_PIN` to fill in blank spaces. Overrides the behaviour of `DIODE_DIRECTION`, `MATRIX_ROW_PINS` and `MATRIX_COL_PINS`. + +```c +// #define MATRIX_ROW_PINS { D0, D5 } +// #define MATRIX_COL_PINS { F1, F0, B0 } +#define DIRECT_PINS { \ + { F1, E6, B0, B2, B3 }, \ + { F5, F0, B1, B7, D2 }, \ + { F6, F7, C7, D5, D3 }, \ + { B5, C6, B6, NO_PIN, NO_PIN } \ +} +#define UNUSED_PINS + +/* COL2ROW, ROW2COL */ +//#define DIODE_DIRECTION +``` + ### Backlight Configuration By default QMK supports backlighting on pins `B5`, `B6`, and `B7`. If you are using one of those you can simply enable it here. For more details see the [Backlight Documentation](feature_backlight.md). diff --git a/docs/porting_your_keyboard_to_qmk_(arm_and_other_chibios_cpus).md b/docs/porting_your_keyboard_to_qmk_(arm_and_other_chibios_cpus).md index c32c428cf0..d8e084f466 100644 --- a/docs/porting_your_keyboard_to_qmk_(arm_and_other_chibios_cpus).md +++ b/docs/porting_your_keyboard_to_qmk_(arm_and_other_chibios_cpus).md @@ -22,6 +22,8 @@ The `MATRIX_ROW_PINS` and `MATRIX_COL_PINS` are the pins your MCU uses on each r For the `DIODE_DIRECTION`, most hand-wiring guides will instruct you to wire the diodes in the `COL2ROW` position, but it's possible that they are in the other - people coming from EasyAVR often use `ROW2COL`. Nothing will function if this is incorrect. +To configure a keyboard where each switch is connected to a separate pin and ground instead of sharing row and column pins, use `DIRECT_PINS`. The mapping defines the pins of each switch in rows and columns, from left to right. Must conform to the sizes within `MATRIX_ROWS` and `MATRIX_COLS`, use `NO_PIN` to fill in blank spaces. Overrides the behaviour of `DIODE_DIRECTION`, `MATRIX_ROW_PINS` and `MATRIX_COL_PINS`. + `BACKLIGHT_PIN` is the pin that your PWM-controlled backlight (if one exists) is hooked-up to. Currently only B5, B6, and B7 are supported. `BACKLIGHT_BREATHING` is a fancier backlight feature that adds breathing/pulsing/fading effects to the backlight. It uses the same timer as the normal backlight. These breathing effects must be called by code in your keymap. diff --git a/keyboards/40percentclub/nano/config.h b/keyboards/40percentclub/nano/config.h index 36840d2f6c..5eb65c74ad 100644 --- a/keyboards/40percentclub/nano/config.h +++ b/keyboards/40percentclub/nano/config.h @@ -31,12 +31,29 @@ along with this program. If not, see . #define MATRIX_ROWS 2 #define MATRIX_COLS 4 +/* + * Keyboard Matrix Assignments + * + * Change this to how you wired your keyboard + * COLS: AVR pins used for columns, left to right + * ROWS: AVR pins used for rows, top to bottom + * DIODE_DIRECTION: COL2ROW = COL = Anode (+), ROW = Cathode (-, marked on diode) + * ROW2COL = ROW = Anode (+), COL = Cathode (-, marked on diode) + * NO_DIODE = switches are directly connected to AVR pins + * +*/ +// #define MATRIX_ROW_PINS { D0, D5 } +// #define MATRIX_COL_PINS { F1, F0, B0 } +#define DIRECT_PINS { \ + { F4, F5, F6, F7 }, \ + { D1, D0, D4, C6 }, \ +} +#define UNUSED_PINS + +/* COL2ROW, ROW2COL, or CUSTOM_MATRIX */ +//#define DIODE_DIRECTION CUSTOM_MATRIX + /* ws2812 RGB LED */ #define RGB_DI_PIN D3 #define RGBLIGHT_ANIMATIONS #define RGBLED_NUM 6 // Number of LEDs - -/* COL2ROW or ROW2COL */ -#define DIODE_DIRECTION COL2ROW - -#define TAPPING_TERM 200 diff --git a/keyboards/40percentclub/nano/matrix.c b/keyboards/40percentclub/nano/matrix.c deleted file mode 100644 index fa2461af5f..0000000000 --- a/keyboards/40percentclub/nano/matrix.c +++ /dev/null @@ -1,159 +0,0 @@ -/* - -Note for ErgoDox EZ customizers: Here be dragons! -This is not a file you want to be messing with. -All of the interesting stuff for you is under keymaps/ :) -Love, Erez - -Copyright 2013 Oleg Kostyuk - -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 . -*/ - -/* - * scan matrix - */ -#include -#include -#include -#include -#include "action_layer.h" -#include "print.h" -#include "debug.h" -#include "util.h" -#include "matrix.h" -#include "nano.h" -#include - -/* matrix state(1:on, 0:off) */ -static matrix_row_t matrix[MATRIX_ROWS]; -static matrix_row_t matrix_stage[MATRIX_ROWS]; -static matrix_row_t matrix_debouncing[MATRIX_ROWS]; - -static uint16_t debouncing_time; -static bool debouncing = false; - -__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; -} - -void matrix_init(void) -{ - - DDRF &= ~(1<<4 | 1<<5 | 1<<6 | 1<<7); - PORTF |= (1<<4 | 1<<5 | 1<<6 | 1<<7); - DDRC &= ~(1<<6); - PORTC |= (1<<6); - DDRD &= ~(1<<0 | 1<<1 | 1<<4); - PORTD |= (1<<0 | 1<<1 | 1<<4); - - for (uint8_t i = 0; i < MATRIX_ROWS; i++) { - matrix[i] = 0; - matrix_debouncing[i] = 0; - matrix_stage[i] = 0; - } - - matrix_init_quantum(); - -} - -uint8_t matrix_scan(void) -{ - matrix_stage[0] = - (PINF&(1<<4) ? 0 : (1<<0)) | - (PINF&(1<<5) ? 0 : (1<<1)) | - (PINF&(1<<6) ? 0 : (1<<2)) | - (PINF&(1<<7) ? 0 : (1<<3)); - matrix_stage[1] = - (PIND&(1<<1) ? 0 : (1<<0)) | - (PIND&(1<<0) ? 0 : (1<<1)) | - (PIND&(1<<4) ? 0 : (1<<2)) | - (PINC&(1<<6) ? 0 : (1<<3)); - - if (memcmp(matrix_debouncing, matrix_stage, sizeof(matrix)) != 0) { - debouncing = true; - debouncing_time = timer_read(); - } - - matrix_debouncing[0] = matrix_stage[0]; - matrix_debouncing[1] = matrix_stage[1]; - - if (debouncing && (timer_elapsed(debouncing_time) > 20)) { - for (uint8_t i = 0; i < MATRIX_ROWS; i++) { - matrix[i] = matrix_debouncing[i]; - } - debouncing = false; - } - - matrix_scan_quantum(); - - return 1; -} - -bool matrix_is_modified(void) -{ - return true; -} - -inline -bool matrix_is_on(uint8_t row, uint8_t col) -{ - return (matrix[row] & ((matrix_row_t)1<. extern const matrix_row_t matrix_mask[]; #endif -#if (DIODE_DIRECTION == ROW2COL) || (DIODE_DIRECTION == COL2ROW) +#ifdef DIRECT_PINS +static pin_t direct_pins[MATRIX_ROWS][MATRIX_COLS] = DIRECT_PINS; +#elif (DIODE_DIRECTION == ROW2COL) || (DIODE_DIRECTION == COL2ROW) static const pin_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS; static const pin_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS; #endif @@ -54,20 +56,6 @@ static const pin_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS; static matrix_row_t raw_matrix[MATRIX_ROWS]; //raw values static matrix_row_t matrix[MATRIX_ROWS]; //debounced values -#if (DIODE_DIRECTION == COL2ROW) - static void init_cols(void); - static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row); - static void unselect_rows(void); - static void select_row(uint8_t row); - static void unselect_row(uint8_t row); -#elif (DIODE_DIRECTION == ROW2COL) - static void init_rows(void); - static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col); - static void unselect_cols(void); - static void unselect_col(uint8_t col); - static void select_col(uint8_t col); -#endif - __attribute__ ((weak)) void matrix_init_quantum(void) { matrix_init_kb(); @@ -106,49 +94,6 @@ uint8_t matrix_cols(void) { return MATRIX_COLS; } -void matrix_init(void) { - - // initialize row and col -#if (DIODE_DIRECTION == COL2ROW) - unselect_rows(); - init_cols(); -#elif (DIODE_DIRECTION == ROW2COL) - unselect_cols(); - init_rows(); -#endif - - // 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; - -#if (DIODE_DIRECTION == COL2ROW) - // Set row, read cols - for (uint8_t current_row = 0; current_row < MATRIX_ROWS; current_row++) { - changed |= read_cols_on_row(raw_matrix, current_row); - } -#elif (DIODE_DIRECTION == ROW2COL) - // 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); - } -#endif - - debounce(raw_matrix, matrix, MATRIX_ROWS, changed); - - matrix_scan_quantum(); - return 1; -} - //Deprecated. bool matrix_is_modified(void) { @@ -195,14 +140,58 @@ uint8_t matrix_key_count(void) } +#ifdef DIRECT_PINS -#if (DIODE_DIRECTION == COL2ROW) - -static void init_cols(void) -{ - for(uint8_t x = 0; x < MATRIX_COLS; x++) { - setPinInputHigh(col_pins[x]); +static void init_pins(void) { + for (int row = 0; row < MATRIX_ROWS; row++) { + for (int col = 0; col < MATRIX_COLS; col++) { + pin_t pin = direct_pins[row][col]; + if (pin != NO_PIN) { + setPinInputHigh(pin); + } } + } +} + +static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) { + matrix_row_t last_row_value = current_matrix[current_row]; + current_matrix[current_row] = 0; + + for (uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) { + pin_t pin = direct_pins[current_row][col_index]; + if (pin != NO_PIN) { + current_matrix[current_row] |= readPin(pin) ? 0 : (ROW_SHIFTER << col_index); + } + } + + return (last_row_value != current_matrix[current_row]); +} + +#elif (DIODE_DIRECTION == COL2ROW) + +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++) { + setPinInput(row_pins[x]); + } +} + +static void init_pins(void) { + unselect_rows(); + for (uint8_t x = 0; x < MATRIX_COLS; x++) { + setPinInputHigh(col_pins[x]); + } } static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) @@ -233,33 +222,33 @@ static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) return (last_row_value != current_matrix[current_row]); } -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++) { - setPinInput(row_pins[x]); - } -} - #elif (DIODE_DIRECTION == ROW2COL) -static void init_rows(void) +static void select_col(uint8_t col) { - for(uint8_t x = 0; x < MATRIX_ROWS; x++) { - setPinInputHigh(row_pins[x]); + 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_cols(); + for (uint8_t x = 0; x < MATRIX_ROWS; x++) { + setPinInputHigh(row_pins[x]); + } +} + static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col) { bool matrix_changed = false; @@ -300,22 +289,42 @@ static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col) return matrix_changed; } -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]); - } -} - #endif + +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; + +#if defined(DIRECT_PINS) || (DIODE_DIRECTION == COL2ROW) + // Set row, read cols + for (uint8_t current_row = 0; current_row < MATRIX_ROWS; current_row++) { + changed |= read_cols_on_row(raw_matrix, current_row); + } +#elif (DIODE_DIRECTION == ROW2COL) + // 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); + } +#endif + + debounce(raw_matrix, matrix, MATRIX_ROWS, changed); + + matrix_scan_quantum(); + return 1; +}