en29lv040a-45rtip Eon Silicon Solution Inc., en29lv040a-45rtip Datasheet - Page 19

• Manufacturer Part Number: en29lv040a-45rtip
• Description: 4 Megabit 512k X 8-bit Uniform Sector Cmos 3.0 Volt-only Flash Memory
• Manufacturer: Eon Silicon Solution Inc.

Flowchart 5. DATA Polling
Algorithm
Notes:
(1) This second read is necessary in case the
first read was done at the exact instant when
the status data was in transition.
Flowchart 6. Toggle Bit Algorithm
Notes:
(1) This second set of reads is necessary in case
the first set of reads was done at the exact
instant when the status data was in transition.
This Data Sheet may be revised by subsequent versions
or modifications due to changes in technical specifications.
Rev. B, Issue Date: 2007/01/05
19
No
©2003 Eon Silicon Solution, Inc., www.essi.com.tw
No
Read Data (1)
Read Data twice (2)
DQ7 = Data?
DQ7 = Data?
DQ5 = 1?
Read Data
Read Data twice
DQ6 = Toggle?
DQ6 = Toggle?
Start
DQ5 = 1?
Fail
Start
Fail
No
Yes
No
Yes
Yes
Yes
EN29LV040A
Yes
Yes
No
No
Pass
Pass