Table 214: Duart Interrupt Status Register; Table 215: Duart Channel A Only Interrupt Status Register; Table 216: Duart Channel B Only Interrupt Status Register - Broadcom BCM1250 User Manual

BCM1250/BCM1125/BCM1125H
Bits Name
0 duart_isr_tx_a
1 duart_isr_rx_a
2 duart_isr_brk_a
3 duart_isr_in_a
4 duart_isr_tx_b
5 duart_isr_rx_b
6 duart_isr_brk_b
7 duart_isr_in_b
63:8 notimp
Bits Name
Convenience register, only gives channel A ISR
0 duart_isr_tx
1 duart_isr_rx
2 duart_isr_brk
3 duart_isr_in
7:4 Reserved
63:8 notimp
Bits Name
Convenience register, only gives channel B ISR
0 duart_isr_tx
1 duart_isr_rx
2 duart_isr_brk
3 duart_isr_in
7:4 Reserved
63:8 notimp
Page 332 Section 10: Serial Interfaces

Table 214: DUART Interrupt Status Register

duart_isr - 00_1006_0390
READ ONLY
Default
1'b1 Transmitter Ready
1'b0 Receiver Ready / FIFO Full
1'b0 Change in Break
1'b0 Input Port 0,2 changes Status (input port changes for channel A)
1'b0 Transmitter Ready
1'b0 Receiver Ready / FIFO Full
1'b0 Change in Break
1'b0 Input Port 1,3 changes Status (input port changes for channel B)
56'bx Not Implemented.

Table 215: DUART Channel A Only Interrupt Status Register

duart_isr_a - 00_1006_0320
READ ONLY
Default
1'b1 Transmitter Ready
1'b0 Receiver Ready / FIFO Full
1'b0 Change in Break
1'b0 Input Port 0 or 2 Changes Status
4'h0 Reserved
56'bx Not Implemented.

Table 216: DUART Channel B Only Interrupt Status Register

duart_isr_b - 00_1006_0340
READ ONLY
Default
1'b1 Transmitter Ready
1'b0 Receiver Ready / FIFO Full
1'b0 Change in Break
1'b0 Input Port 1 or 3 Changes Status
4'h0 Reserved
56'bx Not Implemented.
B r oadco m C orp or ati on
Description
Description
Description
Document 1250_1125-UM100CB-R
User Manual
10/21/02