Motorola MVME167 Series User Manual page 48

Operating Instructions
Table 3-8. Cirrus Logic CD2401 Serial Port Memory Map (Continued)
Base Address = $FFF45000
3
Register Description
Channel Command Register
Special Transmit Command Register
Channel Status Register
Modem Signal Value Registers
Local Interrupt Vector Register
Interrupt Enable Register
Local Interrupting Channel Register
Stack Register
Receive Priority Interrupt Level Register
Receive Interrupt Register
Receive Interrupt Status Register
Receive Interrupt Status Register low
Receive Interrupt Status Register high
Receive FIFO Output Count
Receive Data Register
Receive End Of Interrupt Register
Transmit Priority Interrupt Level Register
Transmit Interrupt Register
Transmit Interrupt Status Register
Transmit FIFO Transfer Count
Transmit Data Register
Transmit End Of Interrupt Register
3-20
Register
Name
Channel Command and Status Registers
CCR
STCR
CSR
MSVR-RTS
MSVR-DTR
Interrupt Registers
LIVR
IER
LICR
STK
Receive Interrupt Registers
RPILR
RIR
RISR
RISRl
RISRh
RFOC
RDR
REOIR
Transmit Interrupt Registers
TPILR
TIR
TISR
TFTC
TDR
TEOIR
MVME167 Single Board Computer User's Manual
Offsets Size Access
13 B
12 B
1A B
DE B R/W
DF B R/W
09 B
11 B
26 B
E2 B
E1 B R/W
ED B
88 W R/W
(NOTE)
89 B
88 B
30 B
F8 B
84 B
E0 B R/W
EC B
8A B
80 B
F8 B
85 B
R/W
R/W
R
R/W
R/W
R/W
R
R
R
R
R
R
W
R
R
R
W
W