ESMT

F25L008A

Elite Semiconductor Memory Technology Inc.

Publication Date: May. 2007

21/31

Read-Electronic-Signature (RES)

The RES instruction can be used to read the 8-bit Electronic Signature of the device on the SO pin. The RES instruction can provide

access to the Electronic Signature of the device (except while an Erase, Program or WRSR cycle is in progress), Any ERS instruction

executed while an Erase, Program or WRSR cycle is in progress is no decoded, and has no effect on the cycle in progress.

Figure 12 : Read-Electronic-Signature (RES)

CE

SCK

SI

01

23

4

56

78

9

Bit7

MSB

MSB

HIGH IMPENANCE

SO

AB

MODE3

MODE1

10

11

12

13

14

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

Status

Register Out