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Implement I2C support in the SAM4E8E port

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Signed-off-by: Florian Heilmann <Florian.Heilmann@gmx.net>
This commit is contained in:
Florian.Heilmann 2018-10-26 09:42:06 +02:00 • committed by KevinOConnor
parent 5a919c892a
commit 99989a668f
5 changed files with 198 additions and 1 deletions
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12
src/sam4e8e/gpio.h
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@ -46,4 +46,16 @@ struct spi_config spi_setup(uint32_t bus, uint8_t mode, uint32_t rate);
void spi_transfer(struct spi_config config, uint8_t receive_data
, uint8_t len, uint8_t *data);
void spi_prepare(struct spi_config config);
struct i2c_config {
void *twi;
uint8_t addr;
};
struct i2c_config i2c_setup(uint32_t bus, uint32_t rate, uint8_t addr);
void i2c_write(struct i2c_config config,
uint8_t write_len, uint8_t *write);
void i2c_read(struct i2c_config config,
uint8_t reg_len, uint8_t *reg,
uint8_t read_len, uint8_t *read);
#endif // gpio.h