Software product identification entry, Software product identification exit – Rainbow Electronics AT29C1024 User Manual

Page 10

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AT29C1024

10

Software Product Identification Entry

(1)

Notes for software product identification:

1.

Data Format: I/O15 - I/O0 (Hex);
Address Format: A14 - A0 (Hex).

2.

A1 - A15 = V

IL

.

Manufacturer Code is read for A0 = V

IL

;

Device Code is read for A0 = V

IH

.

3.

The device does not remain in identification mode if
powered down.

4.

The device returns to standard operation mode.

5.

Manufacturer Code is 1F. The Device Code is 25.

Software Product Identification Exit

(1)

LOAD DATA AAAA

TO

ADDRESS 5555

LOAD DATA 5555

TO

ADDRESS 2AAA

LOAD DATA 9090

TO

ADDRESS 5555

PAUSE 10 mS

ENTER PRODUCT

IDENTIFICATION

MODE

(2)(3)(5)

LOAD DATA AAAA

TO

ADDRESS 5555

LOAD DATA 5555

TO

ADDRESS 2AAA

LOAD DATA F0F0

TO

ADDRESS 5555

PAUSE 10 mS

EXIT PRODUCT

IDENTIFICATION

MODE

(4)

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