Motorola MVME1X7P - Manual (Page 64)

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Programming Issues
1
Receive Interrupt Status Register low RISRl 89 B R
Receive Interrupt Status Register high RISRh 88 B R
Receive FIFO Output Count RFOC 30 B R
Receive Data Register RDR F8 B R
Receive End Of Interrupt Register REOIR 84 B W
Transmit Interrupt Registers
Transmit Priority Interrupt Level Register TPILR E0 B R/W
Transmit Interrupt Register TIR EC B R
Transmit Interrupt Status Register TISR 8A B R
Transmit FIFO Transfer Count TFTC 80 B R
Transmit Data Register TDR F8 B W
Transmit End Of Interrupt Register TEOIR 85 B W
Modem Interrupt Registers
Modem Priority Interrupt Level Register MPILR E3 B R/W
Modem Interrupt Register MIR EF B R
Modem (/Timer) Interrupt Status Register MISR 8B B R
Modem End Of Interrupt Register MEOIR 86 B W
DMA Registers
DMA Mode Register (write only) DMR F6 B W
Bus Error Retry Count BERCNT 8E B R/W
DMA Buffer Status DMABSTS 19 B R
DMA Receive Registers
A Receive Buffer Address Lower ARBADRL 42 W R/W
A Receive Buffer Address Upper ARBADRU 40 W R/W
B Receive Buffer Address Lower BRBADRL 46 W R/W
B Receive Buffer Address Upper BRBADRU 44 W R/W
A Receive Buffer Byte Count ARBCNT 4A W R/W
Table 1-9. Cirrus Logic CD2401 Serial Port Memory Map (Continued)
Base Address = $FFF45000
Register Description Register
Name
Offsets Size Access