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MB89P627, MB89W627
Table Dc OTPROM Option Bit Map (MB89P627, MB89W627)
Vacancy
0000
H
Readable and
writable
P07
Pull-up
0001
H
1: No
0: Yes
P17
Pull-up
0002
H
1: No
0: Yes
P37
Pull-up
0003
H
1: No
0: Yes
P57
Pull-up
0004
H
1: No
0: Yes
Vacancy
0005
H
Readable and
writable
Vacancy
0006
H
Readable and
writable
•
Set each bit to "1" to erase.
•
Do not write "0" to the vacant bit.
The read value of the vacant bit is "1", unless "0" is written to it.
292
APPENDIX
7
6
5
Vacancy
Vacancy
Readable and
Readable and
writable
writable
P06
P05
Pull-up
Pull-up
1: No
1: No
0: Yes
0: Yes
P16
P15
Pull-up
Pull-up
1: No
1: No
0: Yes
0: Yes
P36
P35
Pull-up
Pull-up
1: No
1: No
0: Yes
0: Yes
P56
P55
Pull-up
Pull-up
1: No
1: No
0: Yes
0: Yes
Vacancy
Vacancy
Readable and
Readable and
writable
writable
Vacancy
Vacancy
Readable and
Readable and
writable
writable
4
3
Vacancy
Vacancy
Reset pin
output
Readable and
Readable and
1: Yes
writable
writable
0: No
P04
P03
P02
Pull-up
Pull-up
Pull-up
1: No
1: No
1: No
0: Yes
0: Yes
0: Yes
P14
P13
P12
Pull-up
Pull-up
Pull-up
1: No
1: No
1: No
0: Yes
0: Yes
0: Yes
P34
P33
P32
Pull-up
Pull-up
Pull-up
1: No
1: No
1: No
0: Yes
0: Yes
0: Yes
P54
P53
P52
Pull-up
Pull-up
Pull-up
1: No
1: No
1: No
0: Yes
0: Yes
0: Yes
P64
P63
P62
Pull-up
Pull-up
Pull-up
1: No
1: No
1: No
0: Yes
0: Yes
0: Yes
Vacancy
Vacancy
Vacancy
Readable and
Readable and
Readable and
writable
writable
writable
2
1
Oscillation
Power-on
stabilization delay time
reset
1: Crystal
1: Yes
0: Ceramic
0: No
P01
P00
Pull-up
Pull-up
1: No
1: No
0: Yes
0: Yes
P11
P10
Pull-up
Pull-up
1: No
1: No
0: Yes
0: Yes
P31
P30
Pull-up
Pull-up
1: No
1: No
0: Yes
0: Yes
P51
P50
Pull-up
Pull-up
1: No
1: No
0: Yes
0: Yes
P61
P60
Pull-up
Pull-up
1: No
1: No
0: Yes
0: Yes
Vacancy
Vacancy
Readable and
Readable and
writable
writable
MB89620 series
0