ICS950508 Datasheet, PDF (6/19 Pages) Integrated Circuit Systems – Programmable Timing Control HubTM for PII/IIITTM

Integrated
Circuit
Systems, Inc.
Byte 5: Output Control Register
Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Pin#
-
-
-
-
26
27
30
31
PWD
Description
X Readback (SEL24, 48#)#
1 (Reserved)
1 (Reserved)
0 (Reserved)
1 SDRAM11
1 SDRAM10
1 SDRAM9
1 SDRAM8
Byte 6: Vendor ID Register
Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Name
-
-
-
-
-
Vendor ID2
Vendor ID1
Vendor ID0
PWD
Description
X (Reserved)
X (Reserved)
X (Reserved)
X (Reserved)
X (Reserved)
0
0
ICS vendor ID is 001 as in number 1 in
frequency timing generation.
1
Byte 7: Revision ID and Device ID Register
Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Name
Revision ID2
Revision ID1
Revision ID0
Device ID4
Device ID3
Device ID2
Device ID1
Device ID0
PWD
Description
0
0
0 _{Device ID and Revision ID values will be}
0 _{based on individual device and it's revisio,}
0 ^{"01h" in this case.}
0
0
1
Byte 8: Byte Count Read Back Register
Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Name
Byte7
Byte6
Byte5
Byte4
Byte3
Byte2
Byte1
Byte0
PWD
Description
0
0
0 _{Note: Writing to this register will configure}
0 _{byte count and how many bytes will be}
1 ^{read back, default is 0F}H ^{= 15 bytes.}
0
0
0
0470E—04/06/05
6
ICS950508