W83791G Nuvoton Technology Corporation of America, W83791G Datasheet - Page 81

• 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

8.2.2
In the W83791D/G, it has three temperatures for monitoring System Board, CPU1, and CPU2. The
listed table show that have the entity ID, entity instance, event source type, event type, event offset,
and so on.
Event sensor type
Event type
Event offset
Event source type
Sensor device
Sensor number
ASF PACKET DATA
Voltage: Get Event Data message
The number is shown as following:
02h (Voltage sensor)
Discrete (Generic Severity): 07h
The W83791D/G is complying ASF 1.0 specification and the value is 0 x 68.
The ASF specification indicates that the Sensor Device is the SMBus address
of the sensor that caused the event for the PET Frame. Therefore, the Sensor
Device of the W83791D/G is APR assigned address.
High voltage
Low voltage
Voltage Sensor
VCORE
VINR0
+3.3VIN
+5VIN
+12VIN
-12VIN
-5VIN
VSB
VBAT
VINR1
Event sensor type: 02h (Voltage)
Event Type: 07h (Discrete, Generic Severity)
(i)
(ii)
07h: Discrete (Generic Severity)
02h: Transition to Critical
Event Status: 011b (Asserted, send)
from less severe
07h: Discrete (Generic Severity)
02h: Transition to Critical
Event Status: 011b (Asserted, send)
- 75 -
07h: Discrete (Generic Severity)
07h: Monitor
Event Status: 010b (Deasserted, send)
from less severe
VOLTAGE INPUT
Sensor Number
01h
02h
03h
04h
05h
06h
07h
08h
09h
0Ah
Publication Release Date: April 14, 2006
W83791D/G
Revision 1.1