Co-authored-by: Drashna Jaelre <drashna@live.com> Co-authored-by: Ryan <fauxpark@gmail.com> Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com> Co-authored-by: Juan Puerto <jpuerto@psc.edu> Co-authored-by: jpuerto-psc <68066250+jpuerto-psc@users.noreply.github.com>pull/18246/head
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// Copyright 2021 s8erdude (@jpuerto96) | |||
// SPDX-License-Identifier: GPL-2.0-or-later | |||
#pragma once | |||
#include "config_common.h" | |||
/* key matrix size */ | |||
#define MATRIX_ROWS 8 | |||
#define MATRIX_COLS 12 | |||
#define MATRIX_ROWS_PER_SIDE (MATRIX_ROWS / 2) | |||
#define MATRIX_COLS_PER_SIDE (MATRIX_COLS / 2) | |||
#define UNUSED_MCU 13 | |||
#define UNUSED_MCP 6 | |||
// wiring | |||
#define MATRIX_ROW_PINS_MCU \ | |||
{ B0, B1, B2, B3 } | |||
#define MATRIX_COL_PINS_MCU \ | |||
{ F7, F6, F5, F4, F1, F0 } | |||
#define UNUSED_PINS_MCU \ | |||
{ B4, B5, B6, B7, C6, C7, D2, D3, D4, D5, D6, D7, E6} | |||
#define MATRIX_ROW_PINS_MCP \ | |||
{ B0, B1, B2, B3 } | |||
#define MATRIX_COL_PINS_MCP \ | |||
{ A0, A1, A2, A3, A4, A5 } | |||
#define UNUSED_PINS_MCP \ | |||
{ B4, B5, B6, B7, A6, A7 } | |||
/* | |||
* 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) | |||
* | |||
*/ | |||
/* COL2ROW, ROW2COL */ | |||
#define DIODE_DIRECTION COL2ROW | |||
/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */ | |||
#define DEBOUNCE 5 | |||
/* define if matrix has ghost (lacks anti-ghosting diodes) */ | |||
//#define MATRIX_HAS_GHOST |
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{ | |||
"keyboard_name": "ingrained", | |||
"manufacturer": "s8erdude" | |||
"url": "https://github.com/jpuerto96", | |||
"maintainer": "jpuerto96 (s8erdude)", | |||
"usb": { | |||
"vid": "0xB33F", | |||
"pid": "0x58E4", | |||
"device_version": "0.0.1" | |||
}, | |||
"layouts": { | |||
"LAYOUT_split_3x6_3": { | |||
"layout": [ | |||
{ | |||
"label": "Esc", | |||
"x": 0, | |||
"y": 0.3 | |||
}, | |||
{ | |||
"label": "Q", | |||
"x": 1, | |||
"y": 0.3 | |||
}, | |||
{ | |||
"label": "W", | |||
"x": 2, | |||
"y": 0.1 | |||
}, | |||
{ | |||
"label": "E", | |||
"x": 3, | |||
"y": 0 | |||
}, | |||
{ | |||
"label": "R", | |||
"x": 4, | |||
"y": 0.1 | |||
}, | |||
{ | |||
"label": "T", | |||
"x": 5, | |||
"y": 0.2 | |||
}, | |||
{ | |||
"label": "Y", | |||
"x": 9, | |||
"y": 0.2 | |||
}, | |||
{ | |||
"label": "U", | |||
"x": 10, | |||
"y": 0.1 | |||
}, | |||
{ | |||
"label": "I", | |||
"x": 11, | |||
"y": 0 | |||
}, | |||
{ | |||
"label": "O", | |||
"x": 12, | |||
"y": 0.1 | |||
}, | |||
{ | |||
"label": "P", | |||
"x": 13, | |||
"y": 0.3 | |||
}, | |||
{ | |||
"label": "Back Space", | |||
"x": 14, | |||
"y": 0.3 | |||
}, | |||
{ | |||
"label": "Tab", | |||
"x": 0, | |||
"y": 1.3 | |||
}, | |||
{ | |||
"label": "A", | |||
"x": 1, | |||
"y": 1.3 | |||
}, | |||
{ | |||
"label": "S", | |||
"x": 2, | |||
"y": 1.1 | |||
}, | |||
{ | |||
"label": "D", | |||
"x": 3, | |||
"y": 1 | |||
}, | |||
{ | |||
"label": "F", | |||
"x": 4, | |||
"y": 1.1 | |||
}, | |||
{ | |||
"label": "G", | |||
"x": 5, | |||
"y": 1.2 | |||
}, | |||
{ | |||
"label": "H", | |||
"x": 9, | |||
"y": 1.2 | |||
}, | |||
{ | |||
"label": "J", | |||
"x": 10, | |||
"y": 1.1 | |||
}, | |||
{ | |||
"label": "K", | |||
"x": 11, | |||
"y": 1 | |||
}, | |||
{ | |||
"label": "L", | |||
"x": 12, | |||
"y": 1.1 | |||
}, | |||
{ | |||
"label": ";", | |||
"x": 13, | |||
"y": 1.3 | |||
}, | |||
{ | |||
"label": "'", | |||
"x": 14, | |||
"y": 1.3 | |||
}, | |||
{ | |||
"label": "Shift", | |||
"x": 0, | |||
"y": 2.3 | |||
}, | |||
{ | |||
"label": "Z", | |||
"x": 1, | |||
"y": 2.3 | |||
}, | |||
{ | |||
"label": "X", | |||
"x": 2, | |||
"y": 2.1 | |||
}, | |||
{ | |||
"label": "C", | |||
"x": 3, | |||
"y": 2 | |||
}, | |||
{ | |||
"label": "V", | |||
"x": 4, | |||
"y": 2.1 | |||
}, | |||
{ | |||
"label": "B", | |||
"x": 5, | |||
"y": 2.2 | |||
}, | |||
{ | |||
"label": "N", | |||
"x": 9, | |||
"y": 2.2 | |||
}, | |||
{ | |||
"label": "M", | |||
"x": 10, | |||
"y": 2.1 | |||
}, | |||
{ | |||
"label": ",", | |||
"x": 11, | |||
"y": 2 | |||
}, | |||
{ | |||
"label": ".", | |||
"x": 12, | |||
"y": 2.1 | |||
}, | |||
{ | |||
"label": "/", | |||
"x": 13, | |||
"y": 2.3 | |||
}, | |||
{ | |||
"label": "Shift", | |||
"x": 14, | |||
"y": 2.3 | |||
}, | |||
{ | |||
"label": "GUI", | |||
"x": 4, | |||
"y": 3.7 | |||
}, | |||
{ | |||
"label": "Lower", | |||
"x": 5, | |||
"y": 3.7 | |||
}, | |||
{ | |||
"label": "Space", | |||
"x": 6, | |||
"y": 3.2, | |||
"h": 1.5 | |||
}, | |||
{ | |||
"label": "Enter", | |||
"x": 8, | |||
"y": 3.2, | |||
"h": 1.5 | |||
}, | |||
{ | |||
"label": "Raise", | |||
"x": 9, | |||
"y": 3.7 | |||
}, | |||
{ | |||
"label": "Alt", | |||
"x": 10, | |||
"y": 3.7 | |||
} | |||
] | |||
}, | |||
"LAYOUT_split_3x5_3": { | |||
"layout": [ | |||
{"label":"Q", "x":0, "y":0.3}, | |||
{"label":"W", "x":1, "y":0.1}, | |||
{"label":"E", "x":2, "y":0}, | |||
{"label":"R", "x":3, "y":0.1}, | |||
{"label":"T", "x":4, "y":0.2}, | |||
{"label":"Y", "x":8, "y":0.2}, | |||
{"label":"U", "x":9, "y":0.1}, | |||
{"label":"I", "x":10, "y":0}, | |||
{"label":"O", "x":11, "y":0.1}, | |||
{"label":"P", "x":12, "y":0.3}, | |||
{"label":"A", "x":0, "y":1.3}, | |||
{"label":"S", "x":1, "y":1.1}, | |||
{"label":"D", "x":2, "y":1}, | |||
{"label":"F", "x":3, "y":1.1}, | |||
{"label":"G", "x":4, "y":1.2}, | |||
{"label":"H", "x":8, "y":1.2}, | |||
{"label":"J", "x":9, "y":1.1}, | |||
{"label":"K", "x":10, "y":1}, | |||
{"label":"L", "x":11, "y":1.1}, | |||
{"label":";", "x":12, "y":1.3}, | |||
{"label":"Z", "x":0, "y":2.3}, | |||
{"label":"X", "x":1, "y":2.1}, | |||
{"label":"C", "x":2, "y":2}, | |||
{"label":"V", "x":3, "y":2.1}, | |||
{"label":"B", "x":4, "y":2.2}, | |||
{"label":"N", "x":8, "y":2.2}, | |||
{"label":"M", "x":9, "y":2.1}, | |||
{"label":",", "x":10, "y":2}, | |||
{"label":".", "x":11, "y":2.1}, | |||
{"label":"/", "x":12, "y":2.3}, | |||
{"label":"GUI", "x":3, "y":3.7}, | |||
{"label":"Lower", "x":4, "y":3.7}, | |||
{"label":"Space", "x":5, "y":3.2, "h":1.5}, | |||
{"label":"Enter", "x":7, "y":3.2, "h":1.5}, | |||
{"label":"Raise", "x":8, "y":3.7}, | |||
{"label":"Alt", "x":9, "y":3.7} | |||
] | |||
} | |||
} | |||
} |
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// Copyright 2021 s8erdude (@jpuerto96) | |||
// SPDX-License-Identifier: GPL-2.0-or-later | |||
#include "ingrained.h" |
@ -0,0 +1,47 @@ | |||
// Copyright 2021 s8erdude (@jpuerto96) | |||
// SPDX-License-Identifier: GPL-2.0-or-later | |||
#pragma once | |||
#include "quantum.h" | |||
/* This is a shortcut to help you visually see your layout. | |||
* | |||
* The first section contains all of the arguments representing the physical | |||
* layout of the board and position of the keys. | |||
* | |||
* The second converts the arguments into a two-dimensional array which | |||
* represents the switch matrix. | |||
*/ | |||
#define XXX KC_NO | |||
#define LAYOUT_split_3x6_3( \ | |||
k00, k01, k02, k03, k04, k05, k011, k010, k09, k08, k07, k06,\ | |||
k10, k11, k12, k13, k14, k15, k111, k110, k19, k18, k17, k16,\ | |||
k20, k21, k22, k23, k24, k25, k211, k210, k29, k28, k27, k26,\ | |||
k33, k34, k35, k311, k310, k39\ | |||
) { \ | |||
{ k00, k01, k02, k03, k04, k05 },\ | |||
{ k10, k11, k12, k13, k14, k15 },\ | |||
{ k20, k21, k22, k23, k24, k25 },\ | |||
{ XXX, XXX, XXX, k33, k34, k35 },\ | |||
{ k06, k07, k08, k09, k010, k011 },\ | |||
{ k16, k17, k18, k19, k110, k111 },\ | |||
{ k26, k27, k28, k29, k210, k211 },\ | |||
{ XXX, XXX, XXX, k39, k310, k311 }\ | |||
} | |||
#define LAYOUT_split_3x5_3( \ | |||
k01, k02, k03, k04, k05, k011, k010, k09, k08, k07,\ | |||
k11, k12, k13, k14, k15, k111, k110, k19, k18, k17,\ | |||
k21, k22, k23, k24, k25, k211, k210, k29, k28, k27,\ | |||
k33, k34, k35, k311, k310, k39\ | |||
) { \ | |||
{ XXX, k01, k02, k03, k04, k05 },\ | |||
{ XXX, k11, k12, k13, k14, k15 },\ | |||
{ XXX, k21, k22, k23, k24, k25 },\ | |||
{ XXX, XXX, XXX, k33, k34, k35 },\ | |||
{ XXX, k07, k08, k09, k010, k011 },\ | |||
{ XXX, k17, k18, k19, k110, k111 },\ | |||
{ XXX, k27, k28, k29, k210, k211 },\ | |||
{ XXX, XXX, XXX, k39, k310, k311 }\ | |||
} |
@ -0,0 +1,23 @@ | |||
// Copyright 2021 s8erdude (@jpuerto96) | |||
// SPDX-License-Identifier: GPL-2.0-or-later | |||
#include QMK_KEYBOARD_H | |||
// Each layer gets a name for readability, which is then used in the keymap matrix below. | |||
// The underscores don't mean anything - you can have a layer called STUFF or any other name. | |||
// Layer names don't all need to be of the same length, obviously, and you can also skip them | |||
// entirely and just use numbers. | |||
enum layer_names { | |||
_BASE, | |||
}; | |||
const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { | |||
[_BASE] = LAYOUT_split_3x5_3( | |||
KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, | |||
KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, | |||
KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, | |||
KC_LGUI, KC_SPC, KC_TAB, KC_BSPC, KC_ENT, KC_RALT | |||
) | |||
}; |
@ -0,0 +1 @@ | |||
# The 3x5 keymap for ingrained |
@ -0,0 +1,23 @@ | |||
// Copyright 2021 s8erdude (@jpuerto96) | |||
// SPDX-License-Identifier: GPL-2.0-or-later | |||
#include QMK_KEYBOARD_H | |||
// Each layer gets a name for readability, which is then used in the keymap matrix below. | |||
// The underscores don't mean anything - you can have a layer called STUFF or any other name. | |||
// Layer names don't all need to be of the same length, obviously, and you can also skip them | |||
// entirely and just use numbers. | |||
enum layer_names { | |||
_BASE, | |||
}; | |||
const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { | |||
[_BASE] = LAYOUT_split_3x6_3( | |||
KC_ESC, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_BSPC, | |||
KC_TAB, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT, | |||
KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_RSFT, | |||
KC_LGUI, KC_SPC, KC_TAB, KC_BSPC, KC_ENT, KC_RALT | |||
), | |||
}; |
@ -0,0 +1 @@ | |||
# The default keymap for ingrained |
@ -0,0 +1,253 @@ | |||
/* | |||
Copyright 2013 Oleg Kostyuk <cub.uanic@gmail.com> | |||
2020 Pierre Chevalier <pierrechevalier83@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/>. | |||
*/ | |||
/* | |||
* This code was heavily inspired by the ergodox_ez keymap, and modernized | |||
* to take advantage of the quantum.h microcontroller agnostics gpio control | |||
* abstractions and use the macros defined in config.h for the wiring as opposed | |||
* to repeating that information all over the place. | |||
*/ | |||
#include QMK_KEYBOARD_H | |||
#include "i2c_master.h" | |||
extern i2c_status_t mcp23017_status; | |||
#define I2C_TIMEOUT 1000 | |||
// For a better understanding of the i2c protocol, this is a good read: | |||
// https://www.robot-electronics.co.uk/i2c-tutorial | |||
// I2C address: | |||
// See the datasheet, section 3.3.1 on addressing I2C devices and figure 3-6 for an | |||
// illustration | |||
// http://ww1.microchip.com/downloads/en/devicedoc/20001952c.pdf | |||
// All address pins of the mcp23017 are connected to the ground on the ferris | |||
// | 0 | 1 | 0 | 0 | A2 | A1 | A0 | | |||
// | 0 | 1 | 0 | 0 | 0 | 0 | 0 | | |||
#define I2C_ADDR 0b0100000 | |||
#define I2C_ADDR_WRITE ((I2C_ADDR << 1) | I2C_WRITE) | |||
#define I2C_ADDR_READ ((I2C_ADDR << 1) | I2C_READ) | |||
// Register addresses | |||
// See https://github.com/adafruit/Adafruit-MCP23017-Arduino-Library/blob/master/Adafruit_MCP23017.h | |||
#define IODIRA 0x00 // i/o direction register | |||
#define IODIRB 0x01 | |||
#define GPPUA 0x0C // GPIO pull-up resistor register | |||
#define GPPUB 0x0D | |||
#define GPIOA 0x12 // general purpose i/o port register (write modifies OLAT) | |||
#define GPIOB 0x13 | |||
#define OLATA 0x14 // output latch register | |||
#define OLATB 0x15 | |||
bool i2c_initialized = 0; | |||
i2c_status_t mcp23017_status = I2C_ADDR; | |||
uint8_t init_mcp23017(void) { | |||
print("starting init"); | |||
mcp23017_status = I2C_ADDR; | |||
// I2C subsystem | |||
if (i2c_initialized == 0) { | |||
i2c_init(); // on pins D(1,0) | |||
i2c_initialized = true; | |||
wait_ms(I2C_TIMEOUT); | |||
} | |||
// set pin direction | |||
// - unused : input : 1 | |||
// - input : input : 1 | |||
// - driving : output : 0 | |||
// This means: we will read all the bits on GPIOA | |||
// This means: we will write to the pins 0-4 on GPIOB (in select_rows) | |||
uint8_t buf[] = {IODIRA, 0b11111111, 0b11110000}; | |||
mcp23017_status = i2c_transmit(I2C_ADDR_WRITE, buf, sizeof(buf), I2C_TIMEOUT); | |||
if (!mcp23017_status) { | |||
// set pull-up | |||
// - unused : on : 1 | |||
// - input : on : 1 | |||
// - driving : off : 0 | |||
// This means: we will read all the bits on GPIOA | |||
// This means: we will write to the pins 0-4 on GPIOB (in select_rows) | |||
uint8_t pullup_buf[] = {GPPUA, 0b11111111, 0b11110000}; | |||
mcp23017_status = i2c_transmit(I2C_ADDR_WRITE, pullup_buf, sizeof(pullup_buf), I2C_TIMEOUT); | |||
} | |||
return mcp23017_status; | |||
} | |||
/* matrix state(1:on, 0:off) */ | |||
static matrix_row_t matrix[MATRIX_ROWS]; // debounced values | |||
static matrix_row_t read_cols(uint8_t row); | |||
static void init_cols(void); | |||
static void unselect_rows(void); | |||
static void select_row(uint8_t row); | |||
static uint8_t mcp23017_reset_loop; | |||
void matrix_init_custom(void) { | |||
// initialize row and col | |||
mcp23017_status = init_mcp23017(); | |||
unselect_rows(); | |||
init_cols(); | |||
// initialize matrix state: all keys off | |||
for (uint8_t i = 0; i < MATRIX_ROWS; i++) { | |||
matrix[i] = 0; | |||
} | |||
} | |||
void matrix_power_up(void) { | |||
mcp23017_status = init_mcp23017(); | |||
unselect_rows(); | |||
init_cols(); | |||
// initialize matrix state: all keys off | |||
for (uint8_t i = 0; i < MATRIX_ROWS; i++) { | |||
matrix[i] = 0; | |||
} | |||
} | |||
// Reads and stores a row, returning | |||
// whether a change occurred. | |||
static inline bool store_matrix_row(matrix_row_t current_matrix[], uint8_t index) { | |||
matrix_row_t temp = read_cols(index); | |||
if (current_matrix[index] != temp) { | |||
current_matrix[index] = temp; | |||
return true; | |||
} | |||
return false; | |||
} | |||
bool matrix_scan_custom(matrix_row_t current_matrix[]) { | |||
if (mcp23017_status) { // if there was an error | |||
if (++mcp23017_reset_loop == 0) { | |||
// if (++mcp23017_reset_loop >= 1300) { | |||
// since mcp23017_reset_loop is 8 bit - we'll try to reset once in 255 matrix scans | |||
// this will be approx bit more frequent than once per second | |||
dprint("trying to reset mcp23017\n"); | |||
mcp23017_status = init_mcp23017(); | |||
if (mcp23017_status) { | |||
dprint("right side not responding\n"); | |||
} else { | |||
dprint("right side attached\n"); | |||
} | |||
} | |||
} | |||
bool changed = false; | |||
for (uint8_t i = 0; i < MATRIX_ROWS_PER_SIDE; i++) { | |||
// select rows from left and right hands | |||
uint8_t left_index = i; | |||
uint8_t right_index = i + MATRIX_ROWS_PER_SIDE; | |||
select_row(left_index); | |||
select_row(right_index); | |||
// we don't need a 30us delay anymore, because selecting a | |||
// left-hand row requires more than 30us for i2c. | |||
changed |= store_matrix_row(current_matrix, left_index); | |||
changed |= store_matrix_row(current_matrix, right_index); | |||
unselect_rows(); | |||
} | |||
return changed; | |||
} | |||
static void init_cols(void) { | |||
// init on mcp23017 | |||
// not needed, already done as part of init_mcp23017() | |||
// init on mcu | |||
pin_t matrix_col_pins_mcu[MATRIX_COLS_PER_SIDE] = MATRIX_COL_PINS_MCU; | |||
for (int pin_index = 0; pin_index < MATRIX_COLS_PER_SIDE; pin_index++) { | |||
pin_t pin = matrix_col_pins_mcu[pin_index]; | |||
setPinInput(pin); | |||
writePinHigh(pin); | |||
} | |||
} | |||
static matrix_row_t read_cols(uint8_t row) { | |||
if (row < MATRIX_ROWS_PER_SIDE) { | |||
pin_t matrix_col_pins_mcu[MATRIX_COLS_PER_SIDE] = MATRIX_COL_PINS_MCU; | |||
matrix_row_t current_row_value = 0; | |||
// For each col... | |||
for (uint8_t col_index = 0; col_index < MATRIX_COLS_PER_SIDE; col_index++) { | |||
// Select the col pin to read (active low) | |||
uint8_t pin_state = readPin(matrix_col_pins_mcu[col_index]); | |||
// Populate the matrix row with the state of the col pin | |||
current_row_value |= pin_state ? 0 : (MATRIX_ROW_SHIFTER << col_index); | |||
} | |||
return current_row_value; | |||
} else { | |||
if (mcp23017_status) { // if there was an error | |||
return 0; | |||
} else { | |||
uint8_t buf[] = {GPIOA}; | |||
mcp23017_status = i2c_transmit(I2C_ADDR_WRITE, buf, sizeof(buf), I2C_TIMEOUT); | |||
// We read all the pins on GPIOA. | |||
// The initial state was all ones and any depressed key at a given column for the currently selected row will have its bit flipped to zero. | |||
// The return value is a row as represented in the generic matrix code were the rightmost bits represent the lower columns and zeroes represent non-depressed keys while ones represent depressed keys. | |||
// Since the pins connected to eact columns are sequential, and counting from zero up (col 5 -> GPIOA0, col 6 -> GPIOA1 and so on), the only transformation needed is a bitwise not to swap all zeroes and ones. | |||
uint8_t data[] = {0}; | |||
if (!mcp23017_status) { | |||
mcp23017_status = i2c_receive(I2C_ADDR_READ, data, sizeof(data), I2C_TIMEOUT); | |||
data[0] = ~(data[0]); | |||
} | |||
return data[0]; | |||
} | |||
} | |||
} | |||
static void unselect_rows(void) { | |||
// no need to unselect on mcp23017, because the select step sets all | |||
// the other row bits high, and it's not changing to a different | |||
// direction | |||
// unselect rows on microcontroller | |||
pin_t matrix_row_pins_mcu[MATRIX_ROWS_PER_SIDE] = MATRIX_ROW_PINS_MCU; | |||
for (int pin_index = 0; pin_index < MATRIX_ROWS_PER_SIDE; pin_index++) { | |||
pin_t pin = matrix_row_pins_mcu[pin_index]; | |||
setPinInput(pin); | |||
writePinLow(pin); | |||
} | |||
} | |||
static void select_row(uint8_t row) { | |||
if (row < MATRIX_ROWS_PER_SIDE) { | |||
// select on atmega32u4 | |||
pin_t matrix_row_pins_mcu[MATRIX_ROWS_PER_SIDE] = MATRIX_ROW_PINS_MCU; | |||
pin_t pin = matrix_row_pins_mcu[row]; | |||
setPinOutput(pin); | |||
writePinLow(pin); | |||
} else { | |||
// select on mcp23017 | |||
if (mcp23017_status) { // if there was an error | |||
// do nothing | |||
} else { | |||
// Select the desired row by writing a byte for the entire GPIOB bus where only the bit representing the row we want to select is a zero (write instruction) and every other bit is a one. | |||
// Note that the row - MATRIX_ROWS_PER_SIDE reflects the fact that being on the right hand, the columns are numbered from MATRIX_ROWS_PER_SIDE to MATRIX_ROWS, but the pins we want to write to are indexed from zero up on the GPIOB bus. | |||
uint8_t buf[] = {GPIOB, 0xFF & ~(1 << (row - MATRIX_ROWS_PER_SIDE))}; | |||
mcp23017_status = i2c_transmit(I2C_ADDR_WRITE, buf, sizeof(buf), I2C_TIMEOUT); | |||
} | |||
} | |||
} |
@ -0,0 +1,19 @@ | |||
# ingrained | |||
This PCB is an integrated, USB-C to USB-C, Corne replacement. | |||
* Keyboard Maintainer: [s8erdude](https://github.com/jpuerto96) | |||
* Hardware Supported: Ingrained PCB | |||
* Hardware Availability: [Open Source PCB](https://github.com/jpuerto96/crkbd) | |||
Make example for this keyboard (after setting up your build environment): | |||
make ingrained:default | |||
Flashing example for this keyboard: | |||
make ingrained:default:flash | |||
To reset the board, you will want to short the pad labeled RESET on the main half (near the USB-C interconnect). | |||
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs). |
@ -0,0 +1,27 @@ | |||
# MCU name | |||
MCU = atmega32u4 | |||
# Bootloader selection | |||
BOOTLOADER = atmel-dfu | |||
# Build Options | |||
# change yes to no to disable | |||
# | |||
BOOTMAGIC_ENABLE = no # Enable Bootmagic Lite | |||
MOUSEKEY_ENABLE = yes # Mouse keys | |||
EXTRAKEY_ENABLE = yes # Audio control and System control | |||
CONSOLE_ENABLE = no # Console for debug | |||
COMMAND_ENABLE = no # Commands for debug and configuration | |||
NKRO_ENABLE = no # Enable N-Key Rollover | |||
BACKLIGHT_ENABLE = no # Enable keyboard backlight functionality | |||
RGBLIGHT_ENABLE = no # Enable keyboard RGB underglow | |||
AUDIO_ENABLE = no # Audio output | |||
UNICODE_ENABLE = yes | |||
CUSTOM_MATRIX = lite | |||
NO_USB_STARTUP_CHECK = yes | |||
LTO_ENABLE = yes | |||
SRC += matrix.c | |||
QUANTUM_LIB_SRC += i2c_master.c | |||
LAYOUTS = split_3x5_3 split_3x6_3 |