qmk_firmware/keyboards/drop/shift/v2/config.h

// Copyright 2023 Massdrop, Inc.
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once

#define ADC_BUFFER_DEPTH 4
#define ADC_SAMPLING_RATE ADC_SMPR_SMP_601P5
#define ADC_RESOLUTION ADC_CFGR_RES_12BITS

#define I2C_DRIVER I2CD2
#define I2C1_SCL_PIN A9
#define I2C1_SDA_PIN A10

#define EXTERNAL_EEPROM_I2C_BASE_ADDRESS 0b10101000
#define EXTERNAL_EEPROM_WP_PIN B5
#define EEPROM_I2C_24LC256

#define DRIVER_ADDR_1 0b1010011
#define DRIVER_ADDR_2 0b1011111
#define DRIVER_ADDR_3 0b1010000
#define IS31FL3733_DRIVER_COUNT 3
#define RGB_MATRIX_LED_COUNT 166
#define IS31FL3733_PWM_FREQUENCY 0b010 // 26k

#define RGB_DISABLE_WHEN_USB_SUSPENDED
#define RGB_MATRIX_DEFAULT_VAL 100
#define RGB_MATRIX_KEYPRESSES
#define RGB_MATRIX_FRAMEBUFFER_EFFECTS

#define RGB_MATRIX_CYCLE_ZONES_ENABLE