W83791G Nuvoton Technology Corporation of America, W83791G Datasheet - Page 52

• 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

7.38 Bank Select ⎯ Index 4Eh (Bank 0)
Power on default [7:0] 1000_0000b; Reset by MR.
7.39 Winbond Vendor ID ⎯ Index 4Fh (Bank 0)
Power on default: A3h
7.40 Winbond Test Register ⎯ Index 50h - 55h (Bank 0)
These Registers is reserved for Winbond test only. Users do not use these registers.
7.41 BEEP Control Register 1 ⎯ Index 56h (Bank 0)
Power on default: 00h
7
6:3
2:0
7:0
7
6
5
3
2
1
0
BIT
BIT
4
BIT
EN_FAN2_BP
EN_FAN1_BP
EN_T2_BP
EN_T1_BP
EN_V5_BP
EN_V33_BP
EN_T3_BP
EN_V25A_BP
HBACS
Reserved
BANKSEL
Vendor ID
NAME
NAME
NAME
R/W
R/W
ATTRIBUTE
Read Only
ATTRIBUTE
ATTRIBUTE
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Vendor ID low byte if CR4E.bit7=0. Default A3h. Vendor ID
High byte access. Set to 1, access Register 4Fh high byte
register. Set to 0, access Register 4Fh low byte register.
Default 1.
Reserved
Set the three bit to <001> means select to Bank1.
high byte if CR4E.bit7=1. Default 5Ch.
Enable BEEP output from FAN 2 if the monitor value exceeds
the limit value. Write 1, enable BEEP output. Default 0.
Enable BEEP output from FAN 1 if the monitor value exceeds
the limit value. Write 1, enable BEEP output. Default 0.
Enable BEEP output from Temperature Sensor 2 if the monitor
value exceeds the limit value. Write 1, enable BEEP output.
Default 0.
Enable BEEP output from Temperature Sensor 1 if the monitor
value exceeds the limit value. Write 1, enable BEEP output.
Default 0.
Enable BEEP output from VDD (5V) if the monitor value
exceeds the limit value. Write 1, enable BEEP output. Default
0.
Enable BEEP output from 3.3V if the monitor value exceeds
the limit value. Write 1, enable BEEP output. Default 0.
Enable BEEP output from Temperature Sensor 3 if the monitor
value exceeds the limit value. Write 1, enable BEEP output.
Default 0.
Enable BEEP output from Vcore if the monitor value exceeds
the limit value. Write 1, enable BEEP output. Default 0.
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DESCRIPTION
DESCRIPTION
DESCRIPTION
Publication Release Date: April 14, 2006
W83791D/G
Revision 1.1