W199
| Model | W199 |
| Description | Spread Spectrum FTG for VIA Apollo Pro-133 |
| PDF file | Total 14 pages (File size: 157K) |
| Chip Manufacturer | CYPRESS |
PRELIMINARY
Table 5. Data Bytes 0–7 Serial Configuration Map
(continued)
Affected Pin
Bit(s)
2
1
0
Pin No.
21, 20,
18, 17
32, 31,
29, 28
38, 37,
35, 34
--
--
--
--
--
--
--
--
--
--
--
47
--
--
46
2
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Pin Name
SDRAM8:11
SDRAM4:7
SDRAM0:3
Control Function
Clock Output Disable
Clock Output Disable
Clock Output Disable
0
Low
Low
Low
Bit Control
1
Active
Active
Active
W199
Default
1
1
1
Data Byte 4
7
6
5
4
3
2
1
0
Data Byte 5
7
6
5
4
3
2
1
0
Data Byte 6
7
6
5
4
3
2
1
0
Data Byte 7
7
6
5
4
3
2
1
0
--
--
--
--
--
--
--
--
(Reserved)
(Reserved)
(Reserved)
(Reserved)
(Reserved)
(Reserved)
(Reserved)
(Reserved)
--
--
--
--
--
--
--
--
--
--
--
IOAPIC
--
--
REF1
REF0
--
--
--
--
--
--
--
--
(Reserved)
(Reserved)
(Reserved)
(Reserved)
(Reserved)
(Reserved)
(Reserved)
(Reserved)
(Reserved)
(Reserved)
(Reserved)
Clock Output Disable
(Reserved)
(Reserved)
Clock Output Disable
Clock Output Disable
(Reserved)
(Reserved)
(Reserved)
(Reserved)
(Reserved)
(Reserved)
(Reserved)
(Reserved)
--
--
--
--
--
--
--
--
--
--
--
Low
--
--
Low
Low
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
Active
--
--
Active
Active
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
0
0
0
0
0
0
0
0
0
0
0
1
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
