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819
SAM9N12/SAM9CN11/SAM9CN12 [DATASHEET]
11063K–ATARM–05-Nov-13
40.8.12 USART Interrupt Mask Register (SPI_MODE)
Name: US_IMR (SPI_MODE)
Addresses: 0xF801C010 (0), 0xF8020010 (1), 0xF8024010 (2), 0xF8028010 (3)
Access: Read-only
This configuration is relevant only if USART_MODE = 0xE or 0xF in “USART Mode Register” .
The following configuration values are valid for all listed bit names of this register:
0: The corresponding interrupt is not enabled.
1: The corresponding interrupt is enabled.
RXRDY: RXRDY Interrupt Mask
TXRDY: TXRDY Interrupt Mask
OVRE: Overrun Error Interrupt Mask
TXEMPTY: TXEMPTY Interrupt Mask
UNRE: SPI Underrun Error Interrupt Mask
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
–––––UNRETXEMPTY
76543210
OVRE TXRDY RXRDY