Description
This function should not be used in new projects. Use SPISettings. with SPI.beginTransaction(). to configure SPI parameters.
Sets the order of the bits shifted out of and into the SPI bus, either LSBFIRST (least-significant bit first) or MSBFIRST (most-significant bit first).
Syntax
SPI.setBitOrder(order)
Parameters
order: either LSBFIRST or MSBFIRST
Returns
None.