tm1637.h

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/*
 * Copyright (C) 2024 Nico Behrens <nifrabe@outlook.de>
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */
 
#pragma once

 
#include "board.h"
#include "periph/gpio.h"
 
#ifdef __cplusplus
extern "C" {
#endif

typedef struct {
    gpio_t clk;

    gpio_t dio;
} tm1637_params_t;

typedef struct {
    const tm1637_params_t *params;
} tm1637_t;

typedef enum {
    TM1637_PW_1_16 = 0x00,
    TM1637_PW_2_16 = 0x01,
    TM1637_PW_4_16 = 0x02,
    TM1637_PW_10_16 = 0x03,
    TM1637_PW_11_16 = 0x04,
    TM1637_PW_12_16 = 0x05,
    TM1637_PW_13_16 = 0x06,
    TM1637_PW_14_16 = 0x07
} tm1637_brightness_t;

int tm1637_init(tm1637_t *dev, const tm1637_params_t *params);

int tm1637_write_number(const tm1637_t *dev, int16_t number, tm1637_brightness_t brightness,
                        bool colon, bool leading_zeros);

int tm1637_clear(const tm1637_t *dev);
 
#ifdef __cplusplus
}
#endif