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PC87372 Datasheet(PDF) 6 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # PC87372
Description  LPC SuperI/O with Glue Functions
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

PC87372 Datasheet(HTML) 6 Page - National Semiconductor (TI)

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Table of Contents (Continued)
6
www.national.com
Revision 1.2
3.3
MODULE CONTROL ................................................................................................................. 36
3.3.1
Module Enable/Disable ................................................................................................ 36
3.3.2
Floating Module Output ............................................................................................... 37
3.4
INTERNAL ADDRESS DECODING .......................................................................................... 37
3.5
PROTECTION ........................................................................................................................... 38
3.5.1
Multiplexed Pins Configuration Lock ........................................................................... 38
3.5.2
GPIO Ports Configuration Lock ................................................................................... 38
3.5.3
Fast Disable Configuration Lock .................................................................................. 38
3.5.4
Clock Control Lock ...................................................................................................... 38
3.5.5
GPIO Ports Lock .......................................................................................................... 38
3.5.6
Fan Speed Configuration Lock .................................................................................... 38
3.5.7
SWC Configuration Lock ............................................................................................. 38
3.6
REGISTER TYPE ABBREVIATIONS ........................................................................................ 39
3.7
PC87372 CONFIGURATION REGISTERS ............................................................................... 39
3.7.1
SuperI/O ID Register (SID) .......................................................................................... 39
3.7.2
SuperI/O Configuration 1 Register (SIOCF1) .............................................................. 40
3.7.3
SuperI/O Configuration 2 Register (SIOCF2) .............................................................. 41
3.7.4
SuperI/O Configuration 6 Register (SIOCF6) .............................................................. 41
3.7.5
SuperI/O Revision ID Register (SRID) ........................................................................ 42
3.7.6
Clock Generator Control Register (CLOCKCF) ........................................................... 42
3.8
FLOPPY DISK CONTROLLER (FDC) CONFIGURATION ........................................................ 44
3.8.1
General Description ..................................................................................................... 44
3.8.2
Logical Device 0 (FDC) Configuration ......................................................................... 44
3.8.3
FDC Configuration Register ........................................................................................ 45
3.8.4
Drive ID Register ......................................................................................................... 46
3.9
PARALLEL PORT (PP) CONFIGURATION .............................................................................. 47
3.9.1
General Description ..................................................................................................... 47
3.9.2
Logical Device 1 (PP) Configuration ............................................................................ 47
3.9.3
Parallel Port Standard Configuration Register ............................................................. 48
3.9.4
Parallel Port Modified Configuration Register .............................................................. 49
3.10
SERIAL PORT CONFIGURATION ............................................................................................ 50
3.10.1
General Description ..................................................................................................... 50
3.10.2
Logical Device 3 (SP) Configuration ............................................................................ 50
3.10.3
Serial Port Configuration Register ............................................................................... 51
3.11
SYSTEM WAKE-UP CONTROL (SWC) CONFIGURATION ..................................................... 52
3.11.1
General Description ..................................................................................................... 52
3.11.2
Logical Device 4 (SWC) Configuration ........................................................................ 52
3.12
KEYBOARD AND MOUSE CONTROLLER (KBC) CONFIGURATION ..................................... 53
3.12.1
General Description ..................................................................................................... 53
3.12.2
Logical Devices 5 and 6 (Mouse and Keyboard) Configuration .................................. 53
3.12.3
KBC Configuration Register ........................................................................................ 54
3.13
GENERAL-PURPOSE INPUT/OUTPUT (GPIO) PORTS CONFIGURATION .......................... 55
3.13.1
General Description ..................................................................................................... 55
3.13.2
Logical Device 7 (GPIO) Configuration ....................................................................... 56
3.13.3
GPIO Pin Select Register (GPSEL) ............................................................................. 57


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