<adapter>
  <configure i2c="1" spi="1" gpio="0" tpower="1" pullups="0"/>
  <spi_bitrate khz="1000"/>
  <spi_config polarity="rising/falling" phase="sample/setup" bitorder="msb" ss="active_low"/>

  <spi_write ss="0" count="67" radix="16">
    03 00 00
  </spi_write>

  <spi_write ss="0" count="67" radix="16">
    03 00 40
  </spi_write>

  <spi_write ss="0" count="67" radix="16">
    03 00 80
  </spi_write>

  <spi_write ss="0" count="67" radix="16">
    03 00 C0
  </spi_write>
</adapter>
