X5083SI INTERSIL [Intersil Corporation], X5083SI Datasheet - Page 11

• Manufacturer Part Number: X5083SI
• Description: CPU Supervisor with 9Kbit SPI EEPROM
• Manufacturer: INTERSIL [Intersil Corporation]

SCK
CS
SO
SI
SCK
SO
CS
SI
NONVOLATILE
WRITE ENDS
0 1 2 3 4 5 6 7
0 1 2 3 4 5 6 7
READ STATUS
INSTRUCTION
READ STATUS
INSTRUCTION
NONVOLATILE WRITE IN PROGRESS
1st detected SO MSB LOW
indicates end of Nonvolatile write cycle
11
SO MSB HIGH while
in the Nonvolatile write cycle
FIGURE 10. READ NONVOLATILE WRITE STATUS
X5083
0 1 2 3 4 5 6 7
0 1 2 3 4 5 6 7
READ STATUS
INSTRUCTION
READ STATUS
INSTRUCTION
SO MSB still HIGH indicates
Nonvolatile write cycle still in progress
4 3 2 1 0
September 16, 2005
FN8127.2