W83793G Datasheet, PDF (13/131 Pages) Winbond – Winbond H/W Monitor

W83793G
Pin Description List, continued.
PIN NAME
PIN NO.
POWER
PLANE
VIDA2
FANIN11
39
5VSB
VIDA3
FANIN12
40
5VSB
FANIN1
41
5VSB
FANCTL1
ADDR0
42
5VSB
TYPE
DESCRIPTION
IN_v1s
IN_ts
IN_v1s
IN_ts
Voltage Supply readouts bit 2 from CPU A.
(Default)
0V to +5V amplitude fan tachometer input
Voltage Supply readouts bit 3 from CPU A.
(Default)
0V to +5V amplitude fan tachometer input
IN_ts
OUT /
OD₁₂ /
AOUT
IN_ts
0V to +5V amplitude fan tachometer input
Fan speed control PWM/DC output. When
the power of 5VDD is 0V, this pin will drive
logic 0. The power of this pin is supplied by
VSB 5V.
As DC output, 64 steps output voltage scaled
to 0~5VSB.
I²C device address bit 0 trapping during
5VSB power on.
FANIN2
FANCTL2
ADDR1
43
5VSB
IN_ts 0V to +5V amplitude fan tachometer input
Fan speed control PWM/DC output. When
44
5VSB
OUT /
OD₁₂ /
AOUT
the power of 5VDD is 0V, this pin will drive
logic 0. The power of this pin is supplied by
VSB 5V.
As DC output, 64 steps output voltage scaled
to 0~5VSB.
IN_ts
I²C device address bit 1 trapping during
5VSB power on.
FANIN3
FANCTL3
VIDBSEL
45
5VSB
IN_ts 0V to +5V amplitude fan tachometer input
Fan speed control PWM/DC output. When
46
5VSB
OUT /
OD₁₂ /
AOUT
the power of 5VDD is 0V, this pin will drive
logic 0. The power of this pin is supplied by
VSB 5V.
As DC output, 64 steps output voltage scaled
to 0~5VSB.
The pin straps Fan mode and VID mode
IN_ts
during 5VSB power on. . When the strap to
high, it will select VID mode. When strapped
to low, it will select Fan mode for pin49~56.
Publication Release Date: Dec. 11, 2006
-9-
Revision 1.0