w83194br-372 Winbond Electronics Corp America, w83194br-372 Datasheet - Page 12

• Manufacturer Part Number: w83194br-372
• Description: Clock Generator For Sis 746/748 Chipsets
• Manufacturer: Winbond Electronics Corp America

7.10 Register 9: Reserved (Default: 50h) (Read only)
7.11 Register 10: M/N Program (Default: 04h)
BIT
BIT
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
EN_MN_PROG
Reserved
Reserved
IVAL<3>
IVAL<2>
IVAL<1>
IVAL<0>
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
NAME
N<9>
NAME
PWD
PWD
0
1
0
1
0
0
0
0
0
0
0
0
0
1
0
0
0: Output frequency depend on frequency table
1: Program all clock frequency by changing M/N value
The equation is
VCO =14.318MHz*(N+4)/ M.
Once the watchdog timer timeout, the bit will be clear. Then the
frequency will be decided by hardware default FS<4:0> or desired
frequency select SAF_FREQ [4:0] depend on EN_SAFE_FREQ
(Reg0 - bit 0).
Programmable N divisor bit 9.
Reserved
Charge pump current selection
Reserved
Reserved
Reserved
Reserved
Reserved
- 9 -
DESCRIPTION
DESCRIPTION
Publication Release Date: April 13, 2005
W83194BR-372
Revision 1.1