USART_MSPIM SPI Comments
XCKn SCK (Functionally identical)
(N/A) SS Not supported by USART in MSPIM
22.8. Register Description
Refer to the USART Register Description.
Related Links
Register Description on page 242
Atmel ATmega644PA [DATASHEET]
Atmel-42717C-ATmega644PA_Datasheet_Complete-10/2016
257
