Fujitsu MB90390 Series Hardware Manual page 635

Table A-1 I/O Map (2/6)
Address
000017
Port 7 direction register
H
000018
Port 8 direction register
H
000019
Port 9 direction register
H
00001A
Port A direction register
H
00001B
Port B direction register
H
00001C to
H
00001F
H
000020
Serial Mode Control 0
H
000021
Status 0
H
000022
Input/Output Data 0
H
000023
Rate and Data 0
H
000024
Serial Mode Control 1
H
000025
Status 1
H
000026
Input/Output Data 1
H
000027
Rate and Data 1
H
000028 to
H
00002B
H
00002C
Serial Mode Control
H
00002D
Serial Mode Control
H
00002E
Serial Data
H
00002F
Serial I/O Prescaler
H
000030
External/DTP Enable Register
H
000031
External Interrupt Request
H
000032
External Interrupt Level
H
000033
External Interrupt Level
H
Register Abbreviation Access
DDR7 R/W
DDR8 R/W
DDR9 R/W
DDRA R/W
DDRB R/W
Reserved
UMC0 R/W
USR0 R/W
UIDR0/
R/W
UODR0
URD0 R/W
UMC1 R/W
USR1 R/W
UIDR1/
R/W
UODR1
URD1 R/W
Reserved
SMCS R/W
SMCS R/W
SDR R/W
CDCR R/W
ENIR R/W
EIRR R/W
ELVR R/W
ELVR R/W
APPENDIX A I/O Maps
Peripheral Initial value
00000000
Port 7
00000000
Port 8
00000000
Port 9
00000000
Port A
00000000
Port B
00000100
00010000
UART0
XXXXXXXX
0000000X
00000100
00010000
UART1
XXXXXXXX
0000000X
XXXX0000
00000010
Serial I/O
XXXXXXXX
0X0X0000
00000000
XXXXXXXX
External Interrupt
00000000
00000000
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
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