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[Keyboard] frobiac custom boards and layout (qmk#19883)
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@frobiac @rodrigob
frobiac authored and rodrigob committed Mar 13, 2023
1 parent 08aec3f commit 4ca4c0b
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32 changes: 32 additions & 0 deletions keyboards/frobiac/blackbowl/blackbowl.h
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// Copyright 2023 @frobiac
// SPDX-License-Identifier: GPL-2.0-or-later

#pragma once

#include "quantum.h"
#include <stdint.h>
#include <stdbool.h>
#include "i2c_master.h"
#include "wait.h"

extern uint8_t expander_status;
extern uint8_t expander_input_pin_mask;
extern bool i2c_initialized;

void init_blackbowl(void);
void init_expander(void);

// clang-format off
#define I2C_TIMEOUT 100
#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

#define xxx KC_NO

// clang-format on
56 changes: 56 additions & 0 deletions keyboards/frobiac/blackbowl/config.h
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// Copyright 2012 Jun Wako <wakojun@gmail.com>
// Copyright 2013 Oleg Kostyuk <cub.uanic@gmail.com>
// Copyright 2017 Erin Call <hello@erincall.com>
// Copyright 2023 @frobiac
// SPDX-License-Identifier: GPL-2.0-or-later

#pragma once

#define MATRIX_ROWS 10
#define MATRIX_COLS 4
#define EXPANDER_COL_REGISTER GPIOA
#define EXPANDER_ROW_REGISTER GPIOB

#ifdef PS2_MOUSE_ENABLE
# define PS2_MOUSE_USE_REMOTE_MODE
# define PS2_MOUSE_INIT_DELAY 1000
#endif

// clang-format off
#ifdef PS2_DRIVER_USART

# define PS2_CLOCK_PIN D5
# define PS2_DATA_PIN D2

/* synchronous, odd parity, 1-bit stop, 8-bit data, sample at falling edge */
/* set DDR of CLOCK as input to be slave */
#define PS2_USART_INIT() do { \
PS2_CLOCK_DDR &= ~(1<<PS2_CLOCK_BIT); \
PS2_DATA_DDR &= ~(1<<PS2_DATA_BIT); \
UCSR1C = ((1 << UMSEL10) | \
(3 << UPM10) | \
(0 << USBS1) | \
(3 << UCSZ10) | \
(0 << UCPOL1)); \
UCSR1A = 0; \
UBRR1H = 0; \
UBRR1L = 0; \
} while (0)
#define PS2_USART_RX_INT_ON() do { \
UCSR1B = ((1 << RXCIE1) | \
(1 << RXEN1)); \
} while (0)
#define PS2_USART_RX_POLL_ON() do { \
UCSR1B = (1 << RXEN1); \
} while (0)
#define PS2_USART_OFF() do { \
UCSR1C = 0; \
UCSR1B &= ~((1 << RXEN1) | \
(1 << TXEN1)); \
} while (0)
#define PS2_USART_RX_READY (UCSR1A & (1<<RXC1))
#define PS2_USART_RX_DATA UDR1
#define PS2_USART_ERROR (UCSR1A & ((1<<FE1) | (1<<DOR1) | (1<<UPE1)))
#define PS2_USART_RX_VECT USART1_RX_vect
#endif

85 changes: 85 additions & 0 deletions keyboards/frobiac/blackbowl/info.json
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{
"manufacturer": "frobiac",
"keyboard_name": "blackbowl",
"url": "https://www.github.com/frobiac/adnw",
"maintainer": "frobiac",
"bootloader": "halfkay",
"processor": "atmega32u4",
"diode_direction": "ROW2COL",
"features": {
"audio": false,
"backlight": false,
"bootmagic": false,
"command": false,
"console": false,
"dynamic_macro": true,
"extrakey": true,
"mousekey": true,
"nkro": false,
"unicode": false,
"rgblight": false
},
"build": {
"lto": true
},
"usb": {
"device_version": "1.0.0",
"pid": "0x1D50",
"vid": "0x6033"
},
"matrix_pins": {
"cols": [ null, null, null, null ],
"rows": [ null, null, null, null, null, null, null, null, null, null ]
},
"layouts": {
"LAYOUT": {
"layout": [
{"matrix": [5, 3], "label":"K", "x":0, "y":1.00},
{"matrix": [6, 3], "label":"U", "x":1, "y":0.50},
{"matrix": [7, 3], "label":"Q", "x":2, "y":0.00},
{"matrix": [8, 3], "label":".", "x":3, "y":0.00},
{"matrix": [9, 3], "label":"J", "x":4, "y":0.00},

{"matrix": [0, 3], "label":"P", "x":6, "y":0.00},
{"matrix": [1, 3], "label":"C", "x":7, "y":0.00},
{"matrix": [2, 3], "label":"L", "x":8, "y":0.00},
{"matrix": [3, 3], "label":"M", "x":9, "y":0.50},
{"matrix": [4, 3], "label":"F", "x":10, "y":1.00},

{"matrix": [5, 2], "label":"H", "x":0, "y":2.00},
{"matrix": [6, 2], "label":"I", "x":1, "y":1.50},
{"matrix": [7, 2], "label":"E", "x":2, "y":1.00},
{"matrix": [8, 2], "label":"A", "x":3, "y":1.00},
{"matrix": [9, 2], "label":"O", "x":4, "y":1.00},

{"matrix": [0, 2], "label":"D", "x":6, "y":1.00},
{"matrix": [1, 2], "label":"T", "x":7, "y":1.00},
{"matrix": [2, 2], "label":"R", "x":8, "y":1.00},
{"matrix": [3, 2], "label":"N", "x":9, "y":1.50},
{"matrix": [4, 2], "label":"S", "x":10, "y":2.00},

{"matrix": [5, 1], "label":"X", "x":0, "y":3.00},
{"matrix": [6, 1], "label":"Y", "x":1, "y":2.50},
{"matrix": [7, 1], "label":"-", "x":2, "y":2.00},
{"matrix": [8, 1], "label":",", "x":3, "y":2.00},
{"matrix": [9, 1], "label":"/", "x":4, "y":2.00},

{"matrix": [0, 1], "label":"B", "x":6, "y":2.00},
{"matrix": [1, 1], "label":"G", "x":7, "y":2.00},
{"matrix": [2, 1], "label":"W", "x":8, "y":2.00},
{"matrix": [3, 1], "label":"V", "x":9, "y":2.50},
{"matrix": [4, 1], "label":"Z", "x":10, "y":3.00},

{"matrix": [5, 0], "label":" ", "x":0, "y":0.00},
{"matrix": [7, 0], "label":"Gui", "x":2, "y":3.00},
{"matrix": [8, 0], "label":"tab", "x":3, "y":3.00},
{"matrix": [9, 0], "label":"spc", "x":4, "y":3.00},

{"matrix": [0, 0], "label":"L2", "x":6, "y":3.00},
{"matrix": [1, 0], "label":"Sh", "x":7, "y":3.00},
{"matrix": [2, 0], "label":"L3", "x":8, "y":3.00},
{"matrix": [4, 0], "label":"Fx", "x":10, "y":0.00}
]
}
}
}
85 changes: 85 additions & 0 deletions keyboards/frobiac/blackbowl/keymaps/default/keymap.c
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// Copyright 2023 @frobiac
// SPDX-License-Identifier: GPL-2.0-or-later

#include QMK_KEYBOARD_H

#include "keymap_german.h"

enum layer_number {
_ADNW = 0,
_QWERTZ,
_NAVNUM,
_SYMBOL,
_FUNC,
_MOUSE,
};

#define CTL_TAB LCTL_T(KC_TAB)
#define ALT_SPC LALT_T(KC_SPC)
#define NAV_ESC LT(_NAVNUM, KC_ESC)
#define SFT_BSP LSFT_T(KC_BSPC)
#define SYM_ENT LT(_SYMBOL, KC_ENT)
#define MOUSE_X LT(_MOUSE, KC_X)
#define MOUSE_Y LT(_MOUSE, KC_Y)

/*
* ┌───┐ ┌───┬───┬───┐ ┌───┬───┬───┐ ┌───┐
* │MOU├───┤ Q │ . │ J │ │ P │ C │ L ├───┤Fx │
* ├───┤ U ├───┼───┼───┤ ├─[TP]──┼───┤ M ├───┤
* │ K ├───┤ E │ A │ O │ │ D │ T │ R ├───R F │
* ├───┤ I ├───┼───┼───┤ ├───┼───┼───┤ N ├───┤
* │ H ├───┤ - │ ; │ / │ │ D │ G │ W ├───┤ S │
* ├───┤ Y ├───┼───┼───┤ ├───┼───┼───┤ V ├───┤
* │ X ├───┤ │Tab│Spc│ │Esc│Bsp│Ret├───┤ Z │
* └───┘ └───┴───┴───┘ └───┴───┴───┘ └───┘
*
*/

// clang-format off

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
[_ADNW] = LAYOUT(
KC_K, KC_U, KC_Q, KC_DOT, KC_J, KC_P, KC_C, KC_L, KC_M, KC_F,
KC_H, KC_I, KC_E, KC_A, KC_O, KC_D, KC_T, KC_R, KC_N, KC_S,
MOUSE_X, DE_Y, DE_MINS, KC_COMM, DE_SLSH, KC_B, KC_G, KC_W, KC_V, RSFT_T(DE_Z),
XXXXXXX, KC_LGUI, CTL_TAB, ALT_SPC, NAV_ESC, SFT_BSP, SYM_ENT, MO(_FUNC)
),

[_QWERTZ] = LAYOUT(
KC_Q, KC_W, KC_E, KC_R, KC_T, DE_Z, 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,
MOUSE_Y, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, RSFT_T(KC_SLSH),
XXXXXXX, KC_LGUI, CTL_TAB, ALT_SPC, NAV_ESC, SFT_BSP, SYM_ENT, MO(_FUNC)
),

[_SYMBOL] = LAYOUT(
DE_AT, DE_DEG, DE_LBRC, DE_RBRC, DE_HASH, DE_EXLM, DE_LABK, DE_RABK, DE_EQL, DE_AMPR,
DE_BSLS, DE_EURO, DE_LCBR, DE_RCBR, DE_ASTR, DE_QUES, DE_LPRN, DE_RPRN, DE_PLUS, KC_ENT,
XXXXXXX, DE_DLR, DE_PIPE, DE_TILD, DE_GRV, DE_CIRC, DE_PERC, DE_DQUO, DE_QUOT, XXXXXXX,
_______, _______, _______, _______, _______, _______, _______, _______
),

[_NAVNUM] = LAYOUT(
KC_PGUP, KC_BSPC, KC_UP, KC_DEL, KC_PGDN, DE_SS, KC_7, KC_8, KC_9, DE_ADIA,
KC_HOME, KC_LEFT, KC_DOWN, KC_RGHT, KC_END, KC_DOT, KC_4, KC_5, KC_6, DE_ODIA,
XXXXXXX, XXXXXXX, KC_INS, XXXXXXX, XXXXXXX, KC_0, KC_1, KC_2, KC_3, DE_UDIA,
_______, _______, _______, _______, _______, _______, _______, _______
),

[_FUNC] = LAYOUT(
XXXXXXX, XXXXXXX, XXXXXXX, DF(_QWERTZ),DF(_ADNW), XXXXXXX, KC_F7, KC_F8, KC_F9, KC_F10,
DM_REC1, DM_RSTP, DM_PLY1, XXXXXXX, QK_RBT, XXXXXXX, KC_F4, KC_F5, KC_F6, KC_F11,
XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, QK_BOOT, XXXXXXX, KC_F1, KC_F2, KC_F3, KC_F12,
_______, _______, _______, _______, _______, _______, _______, _______
),

[_MOUSE] = LAYOUT(
KC_WH_L, XXXXXXX, KC_MS_U, XXXXXXX, XXXXXXX, KC_ACL0, XXXXXXX, KC_BTN3, XXXXXXX, KC_BTN5,
KC_WH_R, KC_MS_L, KC_MS_D, KC_MS_R, KC_WH_U, KC_ACL1, XXXXXXX, KC_BTN1, KC_BTN2, KC_BTN4,
MOUSE_X, KC_BTN1, KC_BTN3, KC_BTN2, KC_WH_D, KC_ACL2, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
_______, _______, _______, _______, _______, _______, _______, _______
),

};

// clang-format on
115 changes: 115 additions & 0 deletions keyboards/frobiac/blackbowl/matrix.c
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// Copyright 2013 Oleg Kostyuk <cub.uanic@gmail.com>
// Copyright 2017 Erin Call <hello@erincall.com>
// Copyright 2023 @frobiac
// SPDX-License-Identifier: GPL-2.0-or-later

// This implements a matrix scan (lite) for the BlackBowl keyboard.
// Each side has a dedicated MCP23018 I2C expander.

#include <stdint.h>
#include <stdbool.h>
#include <avr/io.h>
#include "wait.h"
#include "action_layer.h"
#include "print.h"
#include "debug.h"
#include "util.h"
#include "matrix.h"
#include "blackbowl.h"
#include "i2c_master.h"
#include "timer.h"

#define MATRIX_ROWS_PER_SIDE (MATRIX_ROWS / 2)
#define ROW_SHIFTER ((matrix_row_t)1)

static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col);

static uint8_t expander_reset_loop;
uint8_t expander_status;
const uint8_t expander_input_mask = ((1 << MATRIX_ROWS_PER_SIDE) - 1); // No special mapping, 5 bits [0..4] per side
bool i2c_initialized = false;

static const uint8_t I2C_ADDR_RIGHT = 0x4E;
static const uint8_t I2C_ADDR_LEFT = 0x46;
static const uint8_t i2c_addr[] = {I2C_ADDR_RIGHT, I2C_ADDR_LEFT};

void matrix_init_custom(void) {
if (!i2c_initialized) {
i2c_init();
wait_ms(1000);
}

// Pin direction and pull-up depends on diode direction and column register:
// ROW2COL, GPIOA => input, output
uint8_t direction[2] = {0, expander_input_mask};
uint8_t pullup[2] = {0, expander_input_mask};

for (uint8_t i = 0; i < 2; ++i) {
expander_status = i2c_writeReg(i2c_addr[i], IODIRA, direction, 2, I2C_TIMEOUT);
if (expander_status) return;

expander_status = i2c_writeReg(i2c_addr[i], GPPUA, pullup, 2, I2C_TIMEOUT);
}
}

bool matrix_scan_custom(matrix_row_t current_matrix[]) {
bool matrix_has_changed = false;

if (expander_status) { // if there was an error
++expander_reset_loop;
if (++expander_reset_loop == 0) {
// since expander_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
matrix_init_custom();
}
}

for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) {
matrix_has_changed |= read_rows_on_col(current_matrix, current_col);
}

return matrix_has_changed;
}

static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col) {
bool matrix_changed = false;
uint8_t port = 0xFF & ~(1 << current_col);
uint8_t column_state[] = {0, 0};

// On both expanders: select col and read rows
for (size_t i = 0; i < 2; ++i) {
if (!expander_status) {
expander_status = i2c_writeReg(i2c_addr[i], EXPANDER_COL_REGISTER, &port, 1, I2C_TIMEOUT);
}
wait_us(30);

if (expander_status) {
return false;
}

expander_status = i2c_readReg(i2c_addr[i], EXPANDER_ROW_REGISTER, &column_state[i], 1, I2C_TIMEOUT);
column_state[i] = (~column_state[i]) & ((1 << MATRIX_ROWS_PER_SIDE) - 1);
}

// now map rows 0..4 on each side to cumulative to 0..9
uint16_t col_state = column_state[0] | ((column_state[1] << MATRIX_ROWS_PER_SIDE) /*& 0x3e0*/);

for (uint8_t current_row = 0; current_row < MATRIX_ROWS; current_row++) {
// Store last value of row prior to reading
matrix_row_t last_row_value = current_matrix[current_row];

if (col_state & (1 << current_row)) {
// key closed; set state bit in matrix
current_matrix[current_row] |= (ROW_SHIFTER << current_col);
} else {
// key open; clear state bit in matrix
current_matrix[current_row] &= ~(ROW_SHIFTER << current_col);
}

// Determine whether the matrix changed state
if ((last_row_value != current_matrix[current_row]) && !(matrix_changed)) {
matrix_changed = true;
}
}
return matrix_changed;
}
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