qmk_firmware/keyboards/ut47/config.h

/*
Copyright 2018 Carlos Filoteo

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/>.
*/

#ifndef CONFIG_H
#define CONFIG_H

#include "config_common.h"

/* USB Device descriptor parameter */
#define VENDOR_ID       0xFEED
#define PRODUCT_ID      0x0000
#define DEVICE_VER      0x0001
#define MANUFACTURER    40percent.club
#define PRODUCT         ut47
#define DESCRIPTION     An awesome 40% keyboard

/* key matrix size */
#define MATRIX_ROWS 4
#define MATRIX_COLS 12

#define MATRIX_ROW_PINS { D1, D0, D4, C6 }
#define MATRIX_COL_PINS { D7, E6, B4, B5, B6, B2, B3, B1, F7, F6, F5, F4 }
#define UNUSED_PINS

/* COL2ROW, ROW2COL, or CUSTOM_MATRIX */
#define DIODE_DIRECTION COL2ROW

// #define BACKLIGHT_PIN B7
// #define BACKLIGHT_BREATHING
// #define BACKLIGHT_LEVELS 3

/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
#define DEBOUNCING_DELAY 5

/* define if matrix has ghost (lacks anti-ghosting diodes) */
//#define MATRIX_HAS_GHOST

/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
#define LOCKING_SUPPORT_ENABLE
/* Locking resynchronize hack */
#define LOCKING_RESYNC_ENABLE

/* key combination for magic key command */
#define IS_COMMAND() ( \
    keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
)

/* Enable GNAP matrix serial output */
#define GNAP_ENABLE

/* USART configuration */
#ifdef __AVR_ATmega32U4__
#      define SERIAL_UART_BAUD 9600
#      define SERIAL_UART_DATA UDR1
#      define SERIAL_UART_UBRR (F_CPU / (16UL * SERIAL_UART_BAUD) - 1)
#      define SERIAL_UART_RXD_VECT USART1_RX_vect
#      define SERIAL_UART_TXD_READY (UCSR1A & _BV(UDRE1))
#      define SERIAL_UART_INIT() do { \
            /* baud rate */ \
            UBRR1L = SERIAL_UART_UBRR; \
            /* baud rate */ \
            UBRR1H = SERIAL_UART_UBRR >> 8; \
            /* enable TX */ \
            UCSR1B = _BV(TXEN1); \
            /* 8-bit data */ \
            UCSR1C = _BV(UCSZ11) | _BV(UCSZ10); \
            sei(); \
        } while(0)
#   else
#       error "USART configuration is needed."
#endif

#endif