23 lines
475 B
C
23 lines
475 B
C
/*
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* i2c.h
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*
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* Copyright (C) 2021-2022 Sylvain Munaut <tnt@246tNt.com>
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#pragma once
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#include <stdbool.h>
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#include <stdint.h>
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void i2c_start(void);
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void i2c_stop(void);
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bool i2c_write(uint8_t data);
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uint8_t i2c_read(bool ack);
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bool i2c_write_reg(uint8_t dev, uint8_t reg, uint8_t val);
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bool i2c_read_reg (uint8_t dev, uint8_t reg, uint8_t *val);
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bool i2c_probe(uint8_t dev);
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void i2c_scan(void);
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