Datasheet

677
SAM4S Series [DATASHEET]
11100F–ATARM–29-Jan-14
33.8.6 SPI Interrupt Enable Register
Name: SPI_IER
Address: 0x40008014
Access: Write-only
0: No effect.
1: Enables the corresponding interrupt.
 RDRF: Receive Data Register Full Interrupt Enable
 TDRE: SPI Transmit Data Register Empty Interrupt Enable
 MODF: Mode Fault Error Interrupt Enable
 OVRES: Overrun Error Interrupt Enable
 ENDRX: End of Receive Buffer Interrupt Enable
 ENDTX: End of Transmit Buffer Interrupt Enable
 RXBUFF: Receive Buffer Full Interrupt Enable
 TXBUFE: Transmit Buffer Empty Interrupt Enable
 NSSR: NSS Rising Interrupt Enable
 TXEMPTY: Transmission Registers Empty Enable
 UNDES: Underrun Error Interrupt Enable
31 30 29 28 27 26 25 24
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23 22 21 20 19 18 17 16
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15 14 13 12 11 10 9 8
–––––UNDES TXEMPTY NSSR
76543210
TXBUFE RXBUFF ENDTX ENDRX OVRES MODF TDRE RDRF