MB89150 Ver la hoja de datos (PDF) - Fujitsu

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Fabricante

MB89150

8-bit Proprietary Microcontroller

Fujitsu 

MB89150/150A Series

7. Setting OTPROM Options

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

Bit 7

Vacancy

3FF0H Readable

P07

3FF1H

Pull-up

1: No

0: Yes

P17

3FF2H

Pull-up

1: No

0: Yes

Vacancy

3FF3H Readable

Bit 6

Vacancy

Readable

P06

Pull-up

1: No

0: Yes

P16

Pull-up

1: No

0: Yes

Vacancy

Readable

Bit 5

Bit 4

Bit 3

Oscillation stabilization time Vacancy

WTM1 WTM0

See section “s Mask

Options.”

Readable

P05

Pull-up

1: No

0: Yes

P04

Pull-up

1: No

0: Yes

P03

Pull-up

1: No

0: Yes

P15

Pull-up

1: No

0: Yes

P14

Pull-up

1: No

0: Yes

P13

Pull-up

1: No

0: Yes

Vacancy Vacancy Vacancy

Readable Readable Readable

Bit 2

Reset pin

output

1: Yes

0: No

P02

Pull-up

1: No

0: Yes

P12

Pull-up

1: No

0: Yes

Vacancy

Readable

Bit 1

Bit 0

Clock mode Power-on

selection reset

1: Dual clock 1: Yes

0: Single clock 0: No

P01

Pull-up

1: No

0: Yes

P00

Pull-up

1: No

0: Yes

P11

Pull-up

1: No

0: Yes

P10

Pull-up

1: No

0: Yes

Vacancy Vacancy

Readable Readable

Vacancy

3FF4H Readable

Vacancy

Readable

Vacancy

Readable

Vacancy

Readable

Vacancy

Readable

Vacancy

Readable

Vacancy

Readable

Vacancy

Readable

Vacancy

3FF5H Readable

Vacancy

Readable

Vacancy

Readable

Vacancy

Readable

Vacancy

Readable

Vacancy

Readable

Vacancy

Readable

Vacancy

Readable

Notes: • 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.

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