W83791G Nuvoton Technology Corporation of America, W83791G Datasheet - Page 61

• Manufacturer Part Number: W83791G
• Description: IC MONITOR H/W 48-LQFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83791G

• Function: Hardware Monitor
• Topology: ADC
• Sensor Type: External
• Sensing Temperature: External Sensor
• Output Type: I²C™
• Output Alarm: Yes
• Output Fan: Yes
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7.64 Fan 2 Stop Time Register ⎯ Index 8Dh (Bank 0)
Power on default: 3Ch
7.65 Fan 1/2/3 Step Down Time Register ⎯ Index 8Eh (Bank 0)
Power on default: 0Ah
7.66 Fan 1/2/3 Step Up Time Register ⎯ Index 8Fh (Bank 0)
Power on default: 0Ah
7.67 Temperature Sensor 1 (VTIN1) Offset Register ⎯ Index 90h (Bank 0)
Power on default: 00h
7-0
7-0
7-0
7-6
5-0
BIT
BIT
BIT
BIT
STEP_DOWN_T[7:0]
STEP_UP_T[7:0]
Reserved
OFFSET1[5:0]
STOP_TIME2
[7:0]
NAME
NAME
NAME
NAME
ATTRIBUTE
ATTRIBUTE
ATTRIBUTE
R/W
R/W
R/W
ATTRIBUTE
R/W
In Thermal Cruise mode, this register determines the time
of which PWM duty is from stop duty cycle to 0 duty cycle.
The unit of this register is 0.1 second. The default value is
6 seconds.
Reserved.
Temperature
temperature is added by both monitor value and offset
value.
01,1111 => +31 degree C
01,1110 => +30 degree C
00,0001 => +1 degree C
00,0000 => +0 degree C
11,1111 => -1 degree C
11,1110 => -2 degree C
10,0000 => -32 degree
:
:
The time interval, which is 0.1 second unit, to increase
PWM duty in Thermal Cruise mode.
- 55 -
The time interval, which is 0.1 second unit, to
decrease PWM duty in Thermal Cruise mode.
1
(VTIN1)
DESCRIPTION
DESCRIPTION
Publication Release Date: April 14, 2006
DESCRIPTION
DESCRIPTION
base
W83791D/G
temperature.
Revision 1.1
The