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U2C_SpiWrite()

U2C_RESULT U2C_SpiWrite(
      HANDLE hDevice,
      BYTE* pOutBuffer,
      unsigned short Length
);

The U2C_SpiWrite() function shifts out (writes) a stream of up to 256 bytes to the SPI slave device.

Parameters:

hDevice

Handle to the U2C-12 device.

pOutBuffer

Pointer to the buffer containing the data to be shifted out to the SPI slave device.

Length

Number of bytes to be shifted out to the SPI slave device. Maximum value is 256.

Return values:

U2C_SUCCESS

The data was successfully written to the SPI slave device.

U2C_HARDWARE_NOT_FOUND

U2C-12 device referenced by hDevice handle was not found.

U2C_BAD_PARAMETER

Length parameter is out of range.

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