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White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com

White Electronic Designs

WSF128K16-XXX

May 2003

Rev. 6

White Electronic Designs Corp. reserves the right to change products or specifications without notice.

FIGURE 8 – WRITE/ERASE/PROGRAM OPERATION, FLASH MEMORY FWE# CONTROLLED

NOTES:

1. PA is the address of the memory location to be programmed.

2. PD is the data to be programmed at byte address.

3. D7# is the output of the complement of the data written to the device.

5. Figure indicates last two bus cycles of four bus cycle sequence.

Addresses

FCS#

OE#

FWE#

Data

5.0 V

5555H

PA

PA

PD

Data# Polling

A0H