F71869A
FULL_WITH_
T1_EN
5
R/W
0
Set one will enable FAN to force full speed when T1 over high limit.
4
3
2
1
0
Reserved
Reserved
-
-
-
-
Reserved
Reserved.
EN_FAN3_ BEEP R/W
EN_FAN2_ BEEP R/W
EN_FAN1_ BEEP R/W
0
0
0
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.
6.6.54 FAN Type Select Register ⎯ Index 94h
FAN_PROG_SEL = 0
Bit
Name
R/W Default
Description
7-6
Reserved
-
-
Reserved.
00: Output PWM mode (push pull) to control fans.
01: Use linear fan application circuit to control fan speed by fan’s
power terminal.
10: Output PWM mode (open drain) to control Intel 4-wire fans.
11: Reserved.
5-4
3-2
1-0
FAN3_TYPE
FAN2_TYPE
FAN1_TYPE
R/W 2’b 0S
R/W 2’b 0S
R/W 2’b 0S
Bit 0 is power on trap by FANCTRL3
0: FANCTRL3 is pull up by external resistor.
1: FANCTRL3 is pull down by internal 100K resistor.
00: Output PWM mode (push pull) to control fans.
01: Use linear fan application circuit to control fan speed by fan’s
power terminal.
10: Output PWM mode (open drain) to control Intel 4-wire fans.
11: Reserved.
Bit 0 is power on trap by FANCTRL2
0: FANCTRL2 is pull up by external resistor.
1: FANCTRL2 is pull down by internal 100K resistor.
00: Output PWM mode (push pull) to control fans.
01: Use linear fan application circuit to control fan speed by fan’s
power terminal.
10: Output PWM mode (open drain) to control Intel 4-wire fans.
11: Reserved.
Bit 0 is power on trap by FANCTRL1
0: FANCTRL1 is pull up by external resistor.
1: FANCTRL1is pull down by internal 100K resistor.
87
Oct., 2011
V0.19P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
