AS4C2M32S datasheet(13/53 Pages) ALSC

13 / 53 page

AS4C2M32S

Confidential

Rev. 3.0

Dec. /2012

 Burst Length Field (A2~A0)

This field specifies the data length of column access using the A2~A0 pins and selects the Burst Length

to be 2, 4, 8, or full page.

Table 4. Burst Length Field

Burst Length

Reserved

Full Page

 Burst Type Field (A3)

The Burst Type can be one of two modes, Interleave Mode or Sequential Mode.

Table 5. Burst Type Field

Burst Type

Sequential

Interleave

 Burst Definition, Addressing Sequence of Sequential and Interleave Mode

Table 6. Burst Definition

Burst Length

Start Address

Sequential

Interleave

0, 1

1, 0

0, 1, 2, 3

1, 2, 3, 0

1, 0, 3, 2

2, 3, 0, 1

3, 0, 1, 2

3, 2, 1, 0

0, 1, 2, 3, 4, 5, 6, 7

1, 2, 3, 4, 5, 6, 7, 0

1, 0, 3, 2, 5, 4, 7, 6

2, 3, 4, 5, 6, 7, 0, 1

2, 3, 0, 1, 6, 7, 4, 5

3, 4, 5, 6, 7, 0, 1, 2

3, 2, 1, 0, 7, 6, 5, 4

4, 5, 6, 7, 0, 1, 2, 3

5, 6, 7, 0, 1, 2, 3, 4

5, 4, 7, 6, 1, 0, 3, 2

6, 7, 0, 1, 2, 3, 4, 5

6, 7, 4, 5, 2, 3, 0, 1

7, 0, 1, 2, 3, 4, 5, 6

7, 6, 5, 4, 3, 2, 1, 0

Full page

location = 0-255

n, n+1, n+2, n+3, …255,

0, 1, 2, … n-1, n, …

Not Support

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