PC87307VUL National Semiconductor, PC87307VUL Datasheet - Page 177

• Manufacturer Part Number: PC87307VUL
• Description: PC87307/PC97307 Plug and Play Compatible and PC97 Compliant SuperI/O
• Manufacturer: National Semiconductor

9.3 POWER MANAGEMENT REGISTER BITMAPS
1
0
0
0
1
7
7
7
7
GPIO Ports Function Enable
Reserved
1
0
0
0
1
6
6
6
6
UART1 Function Enable
1
5
0
0
0
1
5
5
5
UART2 and Infrared Function Enable
1
0
0
0
1
4
4
4
4
Read Only
Reserved
Parallel Port Function Enable
1
0
0
0
1
3
3
3
3
Data in the Indicated Power
Management Register
FDC Function Enable
1
0
0
1
2
2
2
2
Programmable CS2 Enable
RTC Function Enable
1
0
0
1
1
1
1
1
Programmable CS1 Enable
Reserved
1
0
0
1
0
Index of a Power
Management Register
0
0
0
Programmable CS0 Enable
Reset
Required
Reset
Required
Reset
Required
Reset
Required
KBC Function Enable
Power Management
Power Management
Register 2 (FER2),
Register 1 (FER1),
Function Enable
Function Enable
Power Management (Logical Device 8)
Index Register,
Data Register,
Base Address
Base Address
Index 01h
Index 00h
+ 00h
+ 01h
177
0
0
0
7
7
7
7
Reserved
Valid Multiplier Clock Status
UART1 Busy
0
0
0
0
6
6
6
6
UART1 TRI-STATE Control
UART2 Busy
0
0
0
0
5
5
5
5
UART2 and Infrared TRI-STATE Control
0
0
0
0
4
4
4
4
Reserved
Reserved
Parallel Port TRI-STATE Control
0
0
1
0
3
3
3
3
Programmed Time-Out Period
FDC TRI-STATE Control
UART1 Clock Enable
0
X
1
0
2
2
2
2
Clock Multiplier Enable
UART2 Clock Enable
0
X
1
0
1
1
1
1
Parallel Port Clock Enable
Reserved
0
X
0
0
0
0
0
0
SuperI/O Clock Source
Reset
Required
Reset
Required
Reset
Required
Reset
Required
Reserved
WATCHDOG Time-Out
Power Management
Power Management
Power Management
Control 1 Register
Control 2 Register
Control 3 Register
(WDTO) Register
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Index 02h
Index 03h
Index 04h
Index 05h
(PMC1),
(PMC2)
(PMC3)