MB90540/540G/545/545G Series
■ I/O MAP
Address
00H
Register
Abbreviation Access Resource name
Initial value
XXXXXXXXB
XXXXXXXXB
XXXXXXXXB
XXXXXXXXB
XXXXXXXXB
XXXXXXXXB
XXXXXXXXB
XXXXXXXXB
XXXXXXXXB
XXXXXXXXB
_ _ _ _ _ _ _XB
Port 0 data register
Port 1 data register
Port 2 data register
Port 3 data register
Port 4 data register
Port 5 data register
Port 6 data register
Port 7 data register
Port 8 data register
Port 9 data register
Port A data register
PDR0
PDR1
PDR2
PDR3
PDR4
PDR5
PDR6
PDR7
PDR8
PDR9
PDRA
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Port 0
Port 1
Port 2
Port 3
Port 4
Port 5
Port 6
Port 7
Port 8
Port 9
Port A
01H
02H
03H
04H
05H
06H
07H
08H
09H
0AH
0BH to 0FH
10H
Reserved
Port 0 direction register
Port 1 direction register
Port 2 direction register
Port 3 direction register
Port 4 direction register
Port 5 direction register
Port 6 direction register
Port 7 direction register
Port 8 direction register
Port 9 direction register
Port A direction register
Analog Input Enable register
Port 0 Pullup control register
Port 1 Pullup control register
Port 2 Pullup control register
Port 3 Pullup control register
Serial Mode Control Register 0
Serial Status Register 0
DDR0
DDR1
DDR2
DDR3
DDR4
DDR5
DDR6
DDR7
DDR8
DDR9
DDRA
ADER
PUCR0
PUCR1
PUCR2
PUCR3
UMC0
USR0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Port 0
Port 1
Port 2
Port 3
Port 4
Port 5
Port 6
Port 7
Port 8
Port 9
Port A
Port 6, A/D
Port 0
Port 1
Port 2
Port 3
0 0 0 0 0 0 0 0B
0 0 0 0 0 0 0 0B
0 0 0 0 0 0 0 0B
0 0 0 0 0 0 0 0B
0 0 0 0 0 0 0 0B
0 0 0 0 0 0 0 0B
0 0 0 0 0 0 0 0B
0 0 0 0 0 0 0 0B
0 0 0 0 0 0 0 0B
0 0 0 0 0 0 0 0B
_ _ _ _ _ _ _0B
1 1 1 1 1 1 1 1B
0 0 0 0 0 0 0 0B
0 0 0 0 0 0 0 0B
0 0 0 0 0 0 0 0B
0 0 0 0 0 0 0 0B
0 0 0 0 0 1 0 0B
0 0 0 1 0 0 0 0B
11H
12H
13H
14H
15H
16H
17H
18H
19H
1AH
1BH
1CH
1DH
1EH
1FH
20H
21H
UART0
Serial input data register 0/
Serial output data register 0
UIDR0/
UODR0
22H
23H
R/W
R/W
XXXXXXXXB
Rate and data register 0
URD0
0 0 0 0 0 0 0XB
(Continued)
23
FUJITSU [ FUJITSU ]
