KB3930 查看數據表（PDF） - Unspecified
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KB3930 Datasheet PDF : 199 Pages
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KB3930 Keyboard Controller Datasheet
4.12.1 WDT Function Description ................................................................85
4.12.2 WDT Registers Description ...............................................................85
4.12.3 WDT Programming Sample ...............................................................88
4.13 LOW PIN COUNT INTERFACE (LPC) ................................................................89
4.13.1 LPC Function Description .................................................................89
4.13.2 LPC I/O Decode Range ......................................................................89
4.13.3 LPC Memory Decode Range .............................................................89
4.13.4 FWH Memory Decode Range ............................................................90
4.13.5 Index-I/O Port......................................................................................90
4.13.6 Extended I/O Port (Debug Port, Port80) ...........................................91
4.13.7 LPC Registers Description ................................................................92
4.14 X-BUS INTERFACE (XBI) .............................................................................100
4.14.1 XBI Function Description ................................................................100
4.14.2 XBI SPI Enhancement ......................................................................100
4.14.3 XBI Registers Description ...............................................................103
4.15 CONSUMER IR CONTROLLER (CIR) ..............................................................109
4.15.1 CIR Function Description ................................................................109
4.15.2 CIR Block Diagram ........................................................................... 111
4.15.3 CIR Remote Protocol ....................................................................... 112
4.15.3.1 Philips RC5 Protocol............................................................................................112
4.15.3.2 Philips RC6 Protocol............................................................................................113
4.15.3.3 NEC Protocol ........................................................................................................113
4.15.4 CIR Automatic Carrier Frequency Detection and Modulation ...... 114
4.15.5 CIR Registers Description ............................................................... 116
4.15.3 CIR Programming Sample ...............................................................120
4.16 PS/2 INTERFACE (PS/2) ..............................................................................121
4.17 EMBEDDED CONTROLLER (EC) ....................................................................122
4.17.1 EC Function Description .................................................................122
4.17.2 EC Command Program Sequence ..................................................123
4.17.3 EC SCI Generation ...........................................................................124
4.17.4 EC/KBC Clock Configuration ..........................................................125
4.17.5 A/D Converter Control......................................................................125
4.17.6 D/A Converter Control......................................................................127
4.17.7 Power Management Control............................................................128
4.17.8 EC Registers Description ................................................................129
4.18 GENERAL PURPOSE WAKE-UP CONTROLLER (GPWU) ..................................140
4.18.1 GPWU Function Description ...........................................................140
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