F71862
This bit is set when the fan3 count exceeds the count limit. Write 1 to
clear this bit, write 0 will be ignored.
This bit is set when the fan2 count exceeds the count limit. Write 1 to
clear this bit, write 0 will be ignored.
2
1
0
FAN3_STS
FAN2_STS
FAN1_STS
R/W
R/W
R/W
--
--
--
This bit is set when the fan1 count exceeds the count limit. Write 1 to
clear this bit, write 0 will be ignored.
FAN Real Time Status Register Index 92h
Bit
Name
R/W Default
Description
7-3
Reserved
--
0
Reserved
This bit set to high mean that fan3 count can’t meet expect count over than
SMI time(CR9F) or when duty not zero but fan stop over then 3 sec.
This bit set to high mean that fan2 count can’t meet expect count over than
SMI time(CR9F) or when duty not zero but fan stop over then 3 sec.
This bit set to high mean that fan1 count can’t meet expect count over than
SMI time(CR9F) or when duty not zero but fan stop over then 3 sec.
2
1
0
FAN3_EXC
FAN2_EXC
FAN1_EXC
RO
--
RO
RO
--
--
FAN BEEP# Enable Register Index 93h
Bit
7
Name
R/W Default
Description
Set one will enable FAN to force full speed when T3 over high limit.
FULL_WITH_T3_EN R/W
FULL_WITH_T2_EN R/W
FULL_WITH_T1_EN R/W
0
0
0
0
0
0
0
0
Set one will enable FAN to force full speed when T2 over high limit.
Set one will enable FAN to force full speed when T1 over high limit.
Reserved for local temperature.
6
5
4
Reserved
R/W
Reserved.
3
Reserved
EN_FAN3_ BEEP
R
R/W
A one enables the corresponding interrupt status bit for BEEP.
A one enables the corresponding interrupt status bit for BEEP.
A one enables the corresponding interrupt status bit for BEEP.
2
1
EN_FAN2_ BEEP
EN_FAN1_ BEEP
R/W
R/W
0
Fan Type Select Register -- Index 94h
Bit Name R/W Default
7-6 Reserved
Description
Reserved.
R
0
00: Output PWM mode (pushpull) to control fans.
01: Use linear fan application circuit to control fan speed by fan’s power
5-4
3-2
1-0
FAN3_TYPE
R/W 2’b 0S terminal .
10: Output PWM mode (open drain) to control Intel 4-wire fans.
11: Reserved.
00: Output PWM mode (pushpull) to control fans.
01: Use linear fan application circuit to control fan speed by fan’s power
FAN2_TYPE
FAN1_TYPE
R/W 2’b 0S terminal .
10: Output PWM mode (open drain) to control Intel 4-wire fans.
11: Reserved.
00: Output PWM mode (push pull) to control fans.
01: Use linear fan application circuit to control fan speed by fan’s power
R/W 2’b 0S terminal .
10: Output PWM mode (open drain) to control Intel 4-wire fans.
11: Reserved.
S: Register default values are decided by trapping.
56
July, 2008
V.28P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
