Datasheet

564
11011B–ATARM–21-Feb-12
SAM3N
564
11011B–ATARM–21-Feb-12
SAM3N
30.8.3 USART Interrupt Enable Register
Name: US_IER
Addresses: 0x40024008 (0), 0x40028008 (1)
Access: Write-only
0: No effect
1: Enables the corresponding interrupt.
• RXRDY: RXRDY Interrupt Enable
• TXRDY: TXRDY Interrupt Enable
• RXBRK: Receiver Break Interrupt Enable
• ENDRX: End of Receive Transfer Interrupt Enable
• ENDTX: End of Transmit Interrupt Enable
• OVRE: Overrun Error Interrupt Enable
• FRAME: Framing Error Interrupt Enable
• PARE: Parity Error Interrupt Enable
• TIMEOUT: Time-out Interrupt Enable
• TXEMPTY: TXEMPTY Interrupt Enable
• ITER: Max number of Repetitions Reached
• UNRE: SPI Underrun Error
• TXBUFE: Buffer Empty Interrupt Enable
• RXBUFF: Buffer Full Interrupt Enable
• NACK: Non AcknowledgeInterrupt Enable
• CTSIC: Clear to Send Input Change Interrupt Enable
31 30 29 28 27 26 25 24
––––––––
23 22 21 20 19 18 17 16
––––CTSIC – – –
15 14 13 12 11 10 9 8
– – NACK RXBUFF TXBUFE ITER/UNRE TXEMPTY TIMEOUT
76543210
PARE FRAME OVRE ENDTX ENDRX RXBRK TXRDY RXRDY