22 行
481 B
C
22 行
481 B
C
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#ifndef I2C_H
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#define I2C_H
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#include <stdint.h>
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#define SLAVE_BUFFER_SIZE 0x40
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// i2c SCL clock frequency
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#define SCL_CLOCK 100000L
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void i2c_master_init(void);
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void i2c_slave_init(uint8_t address);
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bool i2c_master_write(uint8_t i2c_device_addr, uint8_t addr, uint8_t *dest, uint8_t len);
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bool i2c_master_read(uint8_t i2c_device_addr, uint8_t addr, uint8_t *data, uint8_t len);
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void i2c_slave_write(uint8_t addr, uint8_t data);
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uint8_t i2c_slave_read(uint8_t addr);
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#endif
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