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| author | Kevin O'Connor <kevin@koconnor.net> | 2018-11-28 19:56:41 -0500 |
|---|---|---|
| committer | Kevin O'Connor <kevin@koconnor.net> | 2018-11-30 11:50:50 -0500 |
| commit | 58d61c788701845346594de64f63df2d4206cd80 (patch) | |
| tree | 7cd6871c60f91bf54ee9d3eb06b0859e662078fa /src/samd21/gpio.h | |
| parent | 6d90ebe6f8c2aa9071ba524063e89ceb164037eb (diff) | |
| download | kutter-58d61c788701845346594de64f63df2d4206cd80.tar.gz kutter-58d61c788701845346594de64f63df2d4206cd80.tar.xz kutter-58d61c788701845346594de64f63df2d4206cd80.zip | |
samd21: Add support for basic i2c support (write only)
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
Diffstat (limited to 'src/samd21/gpio.h')
| -rw-r--r-- | src/samd21/gpio.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/samd21/gpio.h b/src/samd21/gpio.h index ebdeb412..f423f8ff 100644 --- a/src/samd21/gpio.h +++ b/src/samd21/gpio.h @@ -21,4 +21,13 @@ struct gpio_in gpio_in_setup(uint8_t pin, int8_t pull_up); void gpio_in_reset(struct gpio_in g, int8_t pull_up); uint8_t gpio_in_read(struct gpio_in g); +struct i2c_config { + 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 |