qmk_firmware/keyboards/annepro2/c18/config.h

/*
 * Copyright (c) 2018 Charlie Waters
 *
 * 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/>.
 */

#pragma once

#include "pin_defs.h"
#include "config_led.h"

// key matrix size
#define MATRIX_ROWS 5
#define MATRIX_COLS 14
// layer size: MATRIX_ROWS * MATRIX_COLS * sizeof(uint16_t) = 140 bytes

#define LINE_UART_TX B0
#define LINE_UART_RX B1

#define LINE_BT_UART_TX A4  // Master TX, BLE RX
#define LINE_BT_UART_RX A5  // Master RX, BLE TX

// outputs (rows are pulled low)
#define MATRIX_ROW_PINS \
    { B5, B4, B3, B2, D1 }

// inputs (columns are sampled)
#define MATRIX_COL_PINS \
    { C4, C5, D0, B15, C11, A15, C12, C13, A8, A10, A11, A14, D2, D3 }

// Obins stock firmware has something similar to this already enabled, but disabled by default in QMK
#define PERMISSIVE_HOLD

// SPI configuration
#define SPI_DRIVER SPID1
#define SPI_SCK_PIN A0
#define SPI_MOSI_PIN A1
#define SPI_MISO_PIN A2

// Flash configuration
#define EXTERNAL_FLASH_SPI_SLAVE_SELECT_PIN A3
#define EXTERNAL_FLASH_SPI_CLOCK_DIVISOR 16
#define EXTERNAL_FLASH_PAGE_SIZE 256
#define EXTERNAL_FLASH_SECTOR_SIZE 4096
#define EXTERNAL_FLASH_BLOCK_SIZE 4096
#define EXTERNAL_FLASH_SIZE (256 * 1024) // 2M-bit flash size