W83793G Datasheet, PDF (66/131 Pages) Winbond – Winbond H/W Monitor

W83793G
DefaultSpeed
BIT
7
6
5
4
3
2
1
0
Name
Reserved
DefaultSpeed
Reset
0
0
30_HEX
BIT
DESCRIPTION
7-6 Reserved.
5-0 DefaultSpeed(Default Fan Speed at Power-on). Specifies The Fan Duty at next power on.
8.11.2.5 Current Fan Output Duty Cycle (FanDuty)
FanDuty reflects the current output duty cycle. In manual mode it also can be set user desired duty
cycles. But in Smart Fan mode, it is read-only.
Location :
Fan1Duty - Bank 0 Address B3_HEX
Fan2Duty - Bank 0 Address B4_HEX
Fan3Duty - Bank 0 Address B5_HEX
Fan4Duty - Bank 0 Address B6_HEX
Fan5Duty - Bank 0 Address B7_HEX
Fan6Duty - Bank 0 Address B8_HEX
Fan7Duty - Bank 0 Address B9_HEX
Fan8Duty - Bank 0 Address BA_HEX
Type : Read / Write(Only in Manual Mode, make sure 5VDD and Pin 1 CLK is ready)
Reset :
VSB5V(Pin 7) Rising,
Init Reset(CR40.Bit7) is set,
VDD5V(Pin 25) Rising @ RST_VDD_MD(CR40.Bit4) set,
SYSRSTIN_N(Pin 15) Falling @ SYSRST_MD(CR40.Bit5) set.
BIT
Name
Reset
FAN1DUTY ~ FAN8DUTY
7
6
5
4
3
2
1
0
Reserved
FanDuty
0
0
Depend on DefaultSpeed.
BIT
DESCRIPTION
7-6 Reserved.
5-0
FanDuty(Current Fan output Duty Cycle). Specifies the current Fan output duty cycle. While
VDD5V is low, this register is forcing to be zero by hardware.
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