Bit 0 is Auto-CS-Disable. When bit 0 is 0, CS is enabled. When bit 0 is 1, CS is disabled. Bit 1: 0 = Set DIO directions before starting the SPI operations, 1 = Do not set DIO directions. Bit 2: 0 = Transmit data MSB first, 1 = LSB first. Bits 4-7: This value sets the number of bits that will be transmitted during the last byte of the SPI operation. Default is 8, valid options are 1-8.

• Data type: UINT16  (type index = 0)
• Readable and writable
• Default value: 0