X5083 Datasheet, PDF (10/21 Pages) Xicor Inc. – CPU Supervisor with 8Kbit SPI EEPROM

X5083
Figure 10. Read Nonvolatile Write Status
CS
SCK
SI
01234567
READ STATUS
INSTRUCTION
NONVOLATILE WRITE IN PROGRESS
SO
SO MSB HIGH while
in the Nonvolatile write cycle
CS
SCK
SI
01234567
READ STATUS
INSTRUCTION
NONVOLATILE
WRITE ENDS
SO
1st detected SO MSB LOW
indicates end of Nonvolatile write cycle
01234567
READ STATUS
INSTRUCTION
SO MSB still HIGH indicates
Nonvolatile write cycle still in progress
01234567
READ STATUS
INSTRUCTION
43210
REV 1.1.6 6/25/02
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Characteristics subject to change without notice. 10 of 21