Motorola MVME1X7P User Manual
Page 63

Memory Maps
http://www.motorola.com/computer/literature
1-37
1
Bit Rate and Clock Option Registers
Receive Frame Address Register1
RFAR1
1F
B
R/W Sync
Receive Frame Address Register2
RFAR2
1E
B
R/W Sync
Receive Frame Address Register3
RFAR3
1D
B
R/W Sync
Receive Frame Address Register4
RFAR4
1C
B
R/W Sync
CRC Polynomial Select Register
CPSR
D6
B
R/W Sync
Receive Baud Rate Period Register
RBPR
CB
B
R/W
Receive Clock Option Register
RCOR
C8
B
R/W
Transmit Baud Rate Period Register
TBPR
C3
B
R/W
Transmit Clock Option Register
TCOR
C0
B
R/W
Channel Command and Status Registers
Channel Command Register
CCR
13
B
R/W
Special Transmit Command Register
STCR
12
B
R/W
Channel Status Register
CSR
1A
B
R
Modem Signal Value Registers
MSVR-
RTS
DE
B
R/W
MSVR-
DTR
DF
B
R/W
Interrupt Registers
Local Interrupt Vector Register
LIVR
09
B
R/W
Interrupt Enable Register
IER
11
B
R/W
Local Interrupting Channel Register
LICR
26
B
R/W
Stack Register
STK
E2
B
R
Receive Interrupt Registers
Receive Priority Interrupt Level Register
RPILR
E1
B
R/W
Receive Interrupt Register
RIR
ED
B
R
Receive Interrupt Status Register
RISR
88
W
(NOTE)
R/W
Table 1-9. Cirrus Logic CD2401 Serial Port Memory Map (Continued)
Base Address = $FFF45000
Register Description
Register
Name
Offsets
Size
Access