S-25C010A-H Datasheet, PDF (12/33 Pages) Seiko Instruments Inc – OPERATION SPI SERIAL E2PROM FOR AUTOMOTIVE

105°C OPERATION SPI SERIAL E²PROM FOR AUTOMOTIVE
S-25C010A/020A/040A H Series
Rev.2.3_01_C
1.3 WIP (b0) : Write in progress
Bit WIP is a Read Only bit. It indicates 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.
CS
WRITE or WRSR instruction
RDSR instruction
D2 D1 D0
RDSR
SI
RDSR instruction
RDSR
RDSR instruction
RDSR
BB
BB
BB
PP
PP
PP
10
10
10
SO
1111 11
1111 11
1111
00
WEL, WIP
WEL, WIP
WEL, WIP
tPR
Figure 10 Usage Example of WEL, WIP Bits during Write
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