Manual

AT75C310
65
USART Interrupt Enable Register
Name: US_IER
Access Type: Write-only
• RXRDY: Enable RXRDY Interrupt
0 = No effect.
1 = Enables RXRDY Interrupt.
• TXRDY: Enable TXRDY Interrupt
0 = No effect.
1 = Enables TXRDY Interrupt.
• RXBRK: Enable Receiver Break Interrupt
0 = No effect.
1 = Enables Receiver Break Interrupt.
• ENDRX: Enable End of Receive Transfer Interrupt
0 = No effect.
1 = Enables End of Receive Transfer Interrupt.
• ENDTX: Enable End of Transmit Transfer Interrupt
0 = No effect.
1 = Enables End of Transmit Transfer Interrupt.
• OVRE: Enable Overrun Error Interrupt
0 = No effect.
1 = Enables Overrun Error Interrupt.
• FRAME: Enable Framing Error Interrupt
0 = No effect.
1 = Enables Framing Error Interrupt.
• PARE: Enable Parity Error Interrupt
0 = No effect.
1 = Enables Parity Error Interrupt.
• TIMEOUT: Enable Time-out Interrupt
0 = No effect.
1 = Enables Reception Time-out Interrupt.
• TXEMPTY: Enable TXEMPTY Interrupt
0 = No effect.
1 = Enables TXEMPTY Interrupt.
• DMSI: Delta Modem Status Indication Interrupt
0 = No effect.
1 = Enables DMSI Interrupt.
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
–––––DMSI TXEMPTY TIMEOUT
76543210
PARE FRAME OVRE ENDTX ENDRX RXBRK TXRDY RXRDY