S-25C080A H Series

12

1. 4 WIP (b0) : Write in progress

Bit WIP is Read Only and shows whether the internal memory is in the Write operation or not by the WRITE or

WRSR instruction. Bit WIP is “1” during the Write operation but “0” during any other status. Figure 10 shows the

usage example.

000

000

000

00

S

R

W

D

B

P

1

B

P

0

S

R

W

D

B

P

1

B

P

0

S

R

W

D

B

P

1

B

P

0

WEL, WIP

WEL, WIP

WEL, WIP

CS

SI

SO

RDSR instruction

RDSR instruction

RDSR instruction

RDSR

RDSR

RDSR

11

11

WRITE or WRSR instruction

D2 D1 D0

Figure 10 Usage Example of WEL, WIP Bits during Write