w83637hg Winbond Electronics Corp America, w83637hg Datasheet - Page 53

• Manufacturer Part Number: w83637hg
• Description: Winbond Lpc I/o Lpc I/o
• Manufacturer: Winbond Electronics Corp America

FAN IN/OUT and BEEP Control Register- Index 4Dh
Register Location:
Power on Default Value
Attribute:
Size:
Bit 7~6: Reserved.
Bit 5: FAN 3 output value if FANINC3 sets to 0. Write 1, pin5 (DSB#/FANIN3) generates a logic high
Bit 4: FAN 3 Input Control. Set to 1, pin 5(DSB#/FANIN3) acts as FAN tachmeter input, which is default
Bit 3: FAN 2 output value if FANINC2 sets to 0. Write 1, then pin 115 always generate logic high
Bit 2: FAN 2 Input Control. Set to 1, pin 112 acts as FAN clock input, which is default value. Set to 0,
Bit 1: FAN 1 output value if FANINC1 sets to 0. Write 1, then pin 116 always generate logic high
Bit 0: FAN 1 Input Control. Set to 1, pin 113 acts as FAN clock input, which is default value. Set to 0,
signal. Write 0, pin 5 generates a logic low signal. This bit is default 0. This bit is only valid when
pin5 is set to FANIN3 function.
value. Set to 0, this pin 5 acts as FAN control signal and the output value of FAN control is set
by this register bit 5. This bit is only valid when pin5 is set to FANIN3 function.
signal. Write 0, pin 115 always generates logic low signal. This bit default 0.
this pin 112 acts as FAN control signal and the output value of FAN control is set by this register
bit 3.
signal. Write 0, pin 116 always generates logic low signal. This bit default 0.
this pin 113 acts as FAN control signal and the output value of FAN control is set by this register
bit 1.
7
4Dh
15h
Read/Write
8 bits
6
5
4
3
2
- 48 -
1
0
FANINC1
FANOPV1
FANINC2
FANOPV2
FANINC3
FANOPV3
Reserved
Reserved
Publication Release Date: March, 2006
W83637HF/HG
Revision 1.6