AT49BV802AT datasheet(9/29 Pages) ATMEL

tên linh kiện	AT49BV802AT

Giải thích chi tiết về linh kiện	8-megabit (512K x 16/ 1M x 8) 3-volt Only Flash Memory

PDF	29 Pages

Scroll/Zoom	100%

nhà sản xuất	ATMEL [ATMEL Corporation]

Trang chủ	http://www.atmel.com

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AT49BV802A(T)

3405C–FLASH–9/04

Figure 3. Toggle Bit Algorithm

(Configuration Register = 00)

Note:

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”.

START

Read I/O7 - I/O0

Toggle Bit =

Toggle?

I/O5 = 1?

Read I/O7 - I/O0

Twice

Toggle Bit =

Toggle?

Program/Erase

Operation Not

Successful, Write

Product ID

Exit Command

Program/Erase

Operation

Successful,

Device in

Read Mode

YES

Figure 4. Toggle Bit Algorithm

(Configuration Register = 01)

Note:

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”.

START

Read I/O7 - I/O0

Toggle Bit =

Toggle?

I/O5 = 1?

Read I/O7 - I/O0

Twice

Toggle Bit =

Toggle?

Program/Erase

Operation Not

Successful, Write

Product ID

Exit Command

Program/Erase

Operation

Successful,

Write Product ID

Exit Command

YES

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