User's Manual

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2: Putting the module on the carrier board with socket.

4. SPI Digital Interface

All configurations of KWS7S3 are defined by the values of register map.

The register map can be accessed via SPI digital interface coupled with external MCU.

All configuration values need to be properly set into four types of register maps.

The four types of register map are defined as, PMU registers, RF registers, BB registers

and MAC registers. Address setting and data access of PMU registers are defined in

MAC register 0X32H to 0x33H. RF registers are defined in 0X22H to 0X24H, and BB

registers are defined in 0X0EH to 0x10H.

5. SPI format

SPI read operation

SPI write operation