Answer
Even though customers cannot use SPI for their application, the SPI is useful for RF test. It is possible to recover a module which failed in firmware upgrade. It is advised to have the SPI header on the customer PCB.
Even though customers cannot use SPI for their application, the SPI is useful for RF test. It is possible to recover a module which failed in firmware upgrade. It is advised to have the SPI header on the customer PCB.