MB89530A Series
Address
34H
35H
36H
37H
38H
39H
3AH
3BH
3CH
3DH
3EH
3FH
40H
41H to 48H
49H
4AH to 4BH
4CH
4DH
4EH
4FH
50H
51H
52H
53H
54H
55H
56H
57H
58H
59H
5AH
5BH to 6FH
70H
71H
72H
73H
74H
75H
76H
77H
Register
name
ADC1
ADC2
ADDL
ADDH
PPGC2
PRL22
PRL21
PRL23
TMCR
TCHR
TCLR
EIC1
EIC2
DDCR
PPGC1
PRL12
PRL11
PRL13
IACR
IBSR
IBCR
ICCR
IADR
IDAR
EIE2
EIF2
RCR1
RCR2
CKR
SMR
SDR
PURR0
PURR1
PURR2
PURR3
PURR4
WREN
Register description
A/D control register 1
A/D control register 2
A/D data register low
A/D data register high
PPG2 control register (12-bit PPG)
PPG2 reload register 2 (12-bit PPG)
PPG2 reload register 1 (12-bit PPG)
PPG2 reload register 3 (12-bit PPG)
16-bit timer control register
16-bit timer counter register high
16-bit timer counter register low
External interrupt 1 control register 1
External interrupt 1 control register 2
(Reserved area)
DDC select register
(Reserved area)
PPG1 control register (12-bit PPG)
PPG1 reload register 2 (12-bit PPG)
PPG1 reload register 1 (12-bit PPG)
PPG1 reload register 3 (12-bit PPG)
I2C address control register
I2C bus status register
I2C bus control register
I2C clock control register
I2C address register
I2C data register
External interrupt 2 control register
External interrupt 2 flag register
6-bit PPG control register 1
6-bit PPG control register 2
Clock output control register
(Reserved area)
Serial mode register (SIO)
Serial data register (SIO)
Port 0 pull-up resistance register
Port 1 pull-up resistance register
Port 2 pull-up resistance register
Port 3 pull-up resistance register
Port 4 pull-up resistance register
Wild register enable register
Write/Read
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
Initial value
0 0 0 0 0 0 - 0B
- 0 0 0 0 0 0 1B
XXXXXXXXB
- - - - - - 0 0B
0 0 0 0 0 0 0 0B
0X0 0 0 0 0 0B
XX0 0 0 0 0 0B
XX0 0 0 0 0 0B
- - 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
R/W
- - - - - - - 0B
R/W
R/W
R/W
R/W
R/W
R
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0 0 0 0 0 0 0 0B
0X0 0 0 0 0 0B
XX0 0 0 0 0 0B
XX0 0 0 0 0 0B
- - - - - 0 0 0B
0 0 0 0 0 0 0 0B
0 0 0 0 0 0 0 0B
0 0 0 XXXXXB
- XXXXXXXB
XXXXXXXXB
0 0 0 0 0 0 0 0B
- - - - - - - 0B
0 0 0 0 0 0 0 0B
0X0 0 0 0 0 0B
- - - - - - 0 0B
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0 0 0 0 0 0 0 0B
XXXXXXXXB
11111111B
11111111B
11111111B
11111111B
1 1 1 1 - -1 1 B
- - 0 0 0 0 0 0B
(Continued)
29