| − | The Dragino MS12 has a SPI interface from Ar2317 which is already used for the Serial Flash. We use the GPIOs to simulate a second SPI interface and communicate with other SPI devices. | + | The Dragino MS12 has a SPI interface from Ar2317 which is already used for the Serial Flash. We use the GPIOs to simulate a second SPI interface and communicate with other SPI devices. |