SAMD09 I2C slave

For your build errors of your I2C example code, you need to do some debug by yourself.

For bare-mental I2C driver, you can refer to Arm CMSIS

• https://mcuxpresso.nxp.com/api_doc/dev/1578/group__i2c__driver.html

For Linux like I2C driver, you can refer to the Linux I2C framework, which is more complex.

• https://elixir.bootlin.com/linux/v6.1.11/source/drivers/i2c 

For your build errors of your I2C example code, you need to do some debug by yourself.

For bare-mental I2C driver, you can refer to Arm CMSIS

• https://mcuxpresso.nxp.com/api_doc/dev/1578/group__i2c__driver.html

For Linux like I2C driver, you can refer to the Linux I2C framework, which is more complex.

• https://elixir.bootlin.com/linux/v6.1.11/source/drivers/i2c