AT49BV322D-70CUSL383 Atmel, AT49BV322D-70CUSL383 Datasheet - Page 11
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AT49BV322D-70CUSL383
Manufacturer Part Number
AT49BV322D-70CUSL383
Description
Flash, Semiconductors and Actives, ic, flash, Memory
Manufacturer
Atmel
Datasheet
1.AT49BV322D70CU.pdf
(33 pages)
Figure 4-3.
Note:
3582B–FLASH–11/05
NO
1. The system should recheck the toggle bit even if
I/O5 = “1” because the toggle bit may stop toggling
as I/O5 changes to “1”.
Successful, Write
Read I/O7 - I/O0
Read I/O7 - I/O0
Read I/O7 - I/O0
Program/Erase
I/O3, I/O5 = 1?
Exit Command
Operation Not
Toggle Bit Algorithm
(Configuration Register = 00)
Toggle Bit =
Toggle Bit =
Product ID
Toggle?
Toggle?
START
Twice
YES
YES
YES
NO
NO
Successful, Device
Program/Erase
in Read Mode
Operation
Figure 4-4.
Note:
NO
1. The system should recheck the toggle bit even if
I/O5 = “1” because the toggle bit may stop toggling
as I/O5 changes to “1”.
Successful, Write
Read I/O7 - I/O0
Read I/O7 - I/O0
Read I/O7 - I/O0
Program/Erase
I/O3, I/O5 = 1?
Exit Command
Operation Not
Toggle Bit Algorithm
(Configuration Register = 01)
Toggle Bit =
Toggle Bit =
Product ID
Toggle?
Toggle?
START
Twice
YES
YES
YES
AT49BV322D(T)
NO
NO
Write Product ID
Program/Erase
Exit Command
Successful,
Operation
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