W83627F Information Storage Devices, Inc, W83627F Datasheet - Page 53

• Manufacturer Part Number: W83627F
• Description: LPC Interface I/o Plus Kbc, Game Port, Midi Port
• Manufacturer: Information Storage Devices, Inc

Pin Control Register - Index 4Bh
Register Location:
Power on Default Value
Attribute:
Size:
Bit 7-6:Fan3 speed divisor.
Bit 5-4: Select A/D Converter Clock Input.
<5:4> = 00 - default. ADC clock select 22.5 Khz.
<5:4> = 01- ADC clock select 5.6 Khz. (22.5K/4)
<5:4> = 10 - ADC clock select 1.4Khz. (22.5K/16)
<5:4> = 11 - ADC clock select 0.35 Khz. (22.5K/64)
Bit 3-2: Clock Input Select.
<3:2> = 00 - Pin 3 (CLKIN) select 14.318M Hz clock.
<3:2> = 01 - Default. Pin 3 (CLKIN) select 24M Hz clock.
<3:2> = 10 - Pin 3 (CLKIN) select 48M Hz clock .
<3:2> = 11 - Reserved. Pin3 no clock input.
Bit 1-0: Reserved. User defined.
Please refer to Bank0 CR[5Dh] , Fan divisor table.
7
6
4Bh
44h
Read/Write
8 bits
5
4
3
2
- 49 -
1
0
Reserved
Reserved
CLKINSEL
CLKINSEL
ADCOVSEL
ADCOVSEL
FAN3DIV_B0
FAN3DIV_B1
Publication Release Date:November 2002
W83627HF/F
Revision 2.0