22 I2C_RESULT_SUCCESS = 0,
23 I2C_RESULT_ERR_ADDR_NACK = -1,
24 I2C_RESULT_ERR_BUSSTATE = -2,
25 I2C_RESULT_ERR_BUSERR = -3,
26 I2C_RESULT_ERR_DATA_NACK = -4,
49I2CResult
i2c_write(uint8_t address, uint8_t* data,
size_t len);
57I2CResult
i2c_read(uint8_t address, uint8_t* data,
size_t len);
87I2CResult
i2c_write_instance(uint8_t sercom, uint8_t address, uint8_t* data,
size_t len);
96I2CResult
i2c_read_instance(uint8_t sercom, uint8_t address, uint8_t* data,
size_t len);
void i2c_init(void)
Initializes the I2C peripheral for a board with defined SDA/SCL pins. Defaults to a bus speed of 100k...
void i2c_enable(void)
Enables the I2C peripheral for a board with defined SDA/SCL pins.
I2CResult i2c_write_instance(uint8_t sercom, uint8_t address, uint8_t *data, size_t len)
Writes data to an I2C device on the given SERCOM at the provided address.
Definition: i2c.c:91
void i2c_enable_instance(uint8_t sercom)
Enables the I2C peripheral on the given SERCOM.
Definition: i2c.c:83
void i2c_disable_instance(uint8_t sercom)
Disables the I2C peripheral on the given SERCOM.
Definition: i2c.c:190
I2CResult i2c_write(uint8_t address, uint8_t *data, size_t len)
Writes data to an I2C device at the provided address.
void i2c_disable(void)
Disables the I2C peripheral for a board with defined SDA/SCL pins.
I2CResult i2c_read_instance(uint8_t sercom, uint8_t address, uint8_t *data, size_t len)
Reads data from an I2C device on the given SERCOM at the provided address.
Definition: i2c.c:144
I2CResult i2c_read(uint8_t address, uint8_t *data, size_t len)
Reads data from an I2C device at the provided address.
void i2c_init_instance(uint8_t sercom, uint32_t baud)
Initializes an I2C peripheral on the given SERCOM.
Definition: i2c.c:44