w83627ef Winbond Electronics Corp America, w83627ef Datasheet - Page 79
w83627ef
Manufacturer Part Number
w83627ef
Description
Lpc Super I/o For Desktop & Server
Manufacturer
Winbond Electronics Corp America
Datasheet
1.W83627EF.pdf
(144 pages)
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6.8.55 Reserved Register - Index 5Eh-5Fh (Bank 0)
6.8.56 CPUFANOUT1 PWM Output Frequency Configuration Register - Index 60h (Bank 0)
Register Location:
Power on Default Value:
Attribute:
Size:
The register is meaningful when CPUFANOUT1 be programmed as PWM output.
Bit 7: CPUFANOUT1 PWM Input Clock Source Select. This bit selects the clock source of PWM
Bit 6-0: CPUFANOUT1 PWM Pre-Scale divider. This is the divider of clock source of PWM output
the formula is
6.8.57 CPUFANOUT1 Output Value Select Register - Index 61h (Bank 0)
Register Location:
Power on Default Value:
Attribute:
Size:
output frequency.
Set to 0, select 24 MHz.
Set to 1, select 180 KHz.
frequency. The maximum divider is 128 (7Fh). This divider should not be set to 0.
01h : divider is 1
02h : divider is 2
03h : divider is 3
:
:
7
PWM output frequency
6
5
60h
04h
Read/Write
8 bits
61h
FFh
Read/Write
8 bits
4
3
W83627EHF/EF, W83627EHG/EG
2
1
- 73 -
=
0
Pre_Scale
Input
PWM_CLK_SEL4
Clock
Divider
PWM_SCALE4
Publication Release Date: Nov. 2006
∗
256
1
Revision 1.3
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