HD151TS201ATEL RENESAS [Renesas Technology Corp], HD151TS201ATEL Datasheet - Page 11

• Manufacturer Part Number: HD151TS201ATEL
• Description: Mother Board Clock Generator for Intel P4 Chipset Banias and Dothan processor / ODEM and MONTARA-GM chip set
• Manufacturer: RENESAS [Renesas Technology Corp]

HD151TS201AT
I
Byte8 Clock Frequency Control Register
Bit
7
6
5
4
3
2
1
0
Byte9 Control Register
Bit
7
6
5
4
3
2
1
0
Note: Byte9 [1:0], Byte10 and Byte11must be written together (at writing Byte11) in every case.
Rev.1.00, Oct.21.2003, page 11 of 28
2
C Controlled Register Bit Map (cont.)
Description
Reserved
Reserved
Reserved
Reserved
Clock Freq. Control bit2
Clock Freq. Control bit1
Clock Freq. Control bit0
Freq. Select Mode bit
Description
Reserved
Reserved
Reserved
Reserved
Spread Spectrum Control bit
3V66 & PCI Clock PLL select bit
PLL N Divider Control bit9
PLL N Divider Control bit8
Contents
See Table1
0 = Freq. is selected by latched input S2:0
1 = Freq. is selected by I
Contents
0 = –0.5% (Default)
“0” = CPU PLL
“1” = USB PLL
When this bit set to “1”, 3V66 & PCI clocks will
be supply from USB PLL. Not depended on
CPU PLL.
PLL N Divider Control bit9
PLL N Divider Control bit8
1 = –1.0%
2
C Byte8 bit5:1
Default
Default
X
X
0
0
0
0
0
0
0
0
0
0
0
0
0
0