MB89120 데이터 시트보기 (PDF) - Fujitsu

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MB89120

8-bit Proprietary Microcontroller

Fujitsu 

MB89120/120A Series

4. Setting OTPROM Options (MB89P135A Only)

The programming procedure is the same as that for the PROM. Options can be set by programming values at

the addresses shown on the memory map. The relationship between bits and options is shown on the following

bit map :

• OTPROM option bit map

Address Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

3FF0H

Vacancy

Readable

and

writable

Vacancy

Readable

and

writable

Vacancy

Readable

and

writable

Clock mode

selection

1 : Single

clock

0 : Dual

clock

Reset pin

output

1 : Yes

0 : No

Power-on

reset

1 : Yes

0 : No

Oscillation

stabilization time

00 : 22/FCH 10 : 216/FCH

01 : 212/FCH 11 : 218/FCH

3FF1H

P07

Pull-up

1 : Yes

0 : No

P06

Pull-up

1 : Yes

0 : No

P05

Pull-up

1 : Yes

0 : No

P04

Pull-up

1 : Yes

0 : No

P03

Pull-up

1 : Yes

0 : No

P02

Pull-up

1 : Yes

0 : No

P01

Pull-up

1 : Yes

0 : No

P00

Pull-up

1 : Yes

0 : No

3FF2H

P17

Pull-up

1 : Yes

0 : No

P16

Pull-up

1 : Yes

0 : No

P15

Pull-up

1 : Yes

0 : No

P14

Pull-up

1 : Yes

0 : No

P13

Pull-up

1 : Yes

0 : No

P12

Pull-up

1 : Yes

0 : No

P11

Pull-up

1 : Yes

0 : No

P10

Pull-up

1 : Yes

0 : No

3FF3H

P37

Pull-up

1 : Yes

0 : No

P36

Pull-up

1 : Yes

0 : No

P35

Pull-up

1 : Yes

0 : No

P34

Pull-up

1 : Yes

0 : No

P33

Pull-up

1 : Yes

0 : No

P32

Pull-up

1 : Yes

0 : No

P31

Pull-up

1 : Yes

0 : No

P30

Pull-up

1 : Yes

0 : No

Vacancy Vacancy Vacancy Vacancy Vacancy Vacancy Vacancy Vacancy

3FF4H

Readable Readable Readable Readable

and

and

and

and

writable writable writable writable

Vacancy Vacancy Vacancy Vacancy

Readable

and

writable

Vacancy

Readable

and

writable

Vacancy

Readable

and

writable

Vacancy

Readable

and

writable

Vacancy

3FF5H

Readable Readable Readable Readable

and

and

and

and

writable writable writable writable

Vacancy Vacancy Vacancy Vacancy

Readable

and

writable

Vacancy

Readable

and

writable

Vacancy

Readable

and

writable

Vacancy

Readable

and

writable

Vacancy

3FF6H Readable Readable Readable Readable

and

and

and

and

writable writable writable writable

Readable

and

writable

Readable

and

writable

Readable

and

writable

Note : Each bit is set to “1” as the initialized value, therefore the pull-up option is not selected.

Readable

and

writable

14

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