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18 lines
715 B
C
18 lines
715 B
C
#ifndef I2C_H
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#define I2C_H
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#include "io.h"
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void i2c_init(io_pin_t sda, io_pin_t scl);
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bool i2c_read(io_pin_t sda, io_pin_t scl, uint8_t addr, uint8_t subaddr, uint8_t* value);
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bool i2c_write(io_pin_t sda, io_pin_t scl, uint8_t addr, uint8_t subaddr, uint8_t value);
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void i2c_init_ex(io_pin_t sda, io_pin_t scl, bool pull_up);
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bool i2c_read_ex(io_pin_t sda, io_pin_t scl, uint8_t addr, uint8_t subaddr, uint8_t* value, bool pull_up);
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bool i2c_read2_ex(io_pin_t sda, io_pin_t scl, uint8_t addr, uint8_t subaddr, uint8_t* value, bool pull_up);
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bool i2c_write_ex(io_pin_t sda, io_pin_t scl, uint8_t addr, uint8_t subaddr, uint8_t value, bool pull_up);
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extern volatile bool _i2c_disable_ack_check;
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#endif // I2C_H
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