5 / 10 page
CY28343
Document #: 38-07369 Rev. *A
Page 5 of 10
Byte 2: Output Register (1 = Enable, 0 = Disable)[4]
Bit
@Pup
Pin #
Description
7
1
Reserved for device test.
6
1
Select drive strength for SDR outputs. 1 = Low drive, 0 = High drive
51
Reserved
4
1
21
SDRAM12. 1 = Enable, 0 = Output disabled asynchronously in a low state
3
1
18
SDRAM11. 1 = Enable, 0 = Output disabled asynchronously in a low state
2
1
17
SDRAM10. 1 = Enable, 0 = Output disabled asynchronously in a low state
1
1
16
SDRAM9. 1 = Enable, 0 = Output disabled asynchronously in a low state
0
1
15
SDRAM8. 1 = Enable, 0 = Output disabled asynchronously in a low state
Byte 3: Silicon Register (Read Only)
Bit
@Pup
Pin #
Description
7
1
Vendor ID
1000 Cypress
60
50
40
3
0
Revision ID
20
10
00
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