Receiver Data Register Low Byte
Receiver Data Register High Byte
Transmit Data Register Low Byte
Transmit Data Register High Byte
USART Status Register
Control A
Control B
Control C - Async Mode
Control C - Master SPI Mode
Baud Register
Debug Control Register
IrDA Control Register
IRCOM Transmitter Pulse Length Control Register
IRCOM Receiver Pulse Length Control Register
The online versions of the documents are provided as a courtesy. Verify all content and data in the device’s PDF documentation found on the device product page.