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기능 Keyboard Controller
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KB9012 데이터시트, 핀배열, 회로
KB9012
Keyboard Controller
Data Sheet
Revision 0.9
June 2010
ENE RESERVES THE RIGHT TO AMEND THIS DOCUMENT WITHOUT NOTICE AT ANY TIME. ENE
ASSUMES NO RESPONSIBILITY FOR ANY ERRORS APPEAR IN THE DOCUMENT, AND ENE DISCLAIMS
ANY EXPRESS OR IMPLIED WARRANTY, RELATING TO SALE AND/OR USE OF ENE PRODUCTS
INCLUDING LIABILITY OR WARRANTIES RELATING TO FITNESS FOR A PARTICULAR PURPOSE, OR
INFRINGEMENT OF ANY PATENTS, COPYRIGHTS OR OTHER INTELLECTUAL PROPERTY RIGHTS.
Headquarters
4F-1, No.9, Prosperity Rd.,
Science-based Industrial Park,
Hsinchu City, Taiwan, R.O.C
TEL: 886-3-6662888
FAX: 886-3-6662999
hCtotpp:y//rwigwhwt©.e2n0e1.1c,oEmN.tEwTechnology Inc. All rights reserved.
Taipei Office
4F, No.88, Bauchiau Rd.
Shindian City, Taipei,
Taiwan, R.O.C.
TEL: 886-2-89111525
FAX: 886-2-89111523




KB9012 pdf, 반도체, 판매, 대치품
KB9012 Keyboard Controller Datasheet
CONTENT
CONTENT ................................................................................................................... II
1. GENERAL DESCRIPTION..................................................................................... 0
1.1 OVERVIEW ........................................................................................................... 0
1.2 FEATURES ........................................................................................................... 1
1.3 COMPARISON (KB930 VS. KB9012) .................................................................... 6
1.4 BLOCK DIAGRAM ................................................................................................. 7
L2. PIN ASSIGNMENT AND DESCRIPTION .............................................................. 8
2.1 KB9012 128-PIN LQFP DIAGRAM TOP VIEW....................................................... 8
IA2.2 KB9012 128 LFBGA BALL MAP ........................................................................ 9
2.3 KB9012 PIN ASSIGNMENT SIDE A ..................................................................... 10
T2.4 KB9012 PIN ASSIGNMENT SIDE B ......................................................................11
N2.5 KB9012 PIN ASSIGNMENT SIDE C ..................................................................... 12
2.6 KB9012 PIN ASSIGNMENT SIDE D ..................................................................... 13
E2.7 I/O CELL DESCRIPTIONS .................................................................................... 14
ID2.7.1 I/O Buffer Table ....................................................................................... 14
2.7.2 I/O Buffer Characteristic Table.............................................................. 14
F3. PIN DESCRIPTIONS ............................................................................................ 15
N3.1 HARDWARE TRAP .............................................................................................. 15
3.2 PIN DESCRIPTIONS BY FUNCTIONS ..................................................................... 16
O3.2.1 Low Pin Count I/F Descriptions. ........................................................... 16
C3.2.2 PS/2 I/F Descriptions.............................................................................. 16
3.2.3 Internal Keyboard Encoder (IKB) Descriptions .................................. 16
3.2.4 SMBus Descriptions............................................................................... 16
3.2.5 FAN Descriptions.................................................................................... 17
3.2.6 Pulse Width Modulation (PWM) Descriptions..................................... 17
3.2.7 Analog-to-Digital Converter Descriptions ........................................... 17
3.2.8 Digital-to-Analog Converter Descriptions ........................................... 17
3.2.9 8051 External I/F Descriptions .............................................................. 17
3.2.10 External Clock Descriptions ............................................................... 18
3.2.11 Miscellaneous Signals Descriptions .................................................. 18
3.2.12 Voltage Comparator Pins Descriptions ............................................. 18
3.2.13 Power Pins Descriptions ..................................................................... 18
3.2.14 51ON Power Pins Descriptions .......................................................... 19
Copyright© 2011, ENE Technology Inc.
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KB9012 전자부품, 판매, 대치품
KB9012 Keyboard Controller Datasheet
4.15.5 CIR Registers Description (0xFEC0~0xFECF) ................................ 145
4.15.6 CIR Programming Sample ................................................................. 149
4.16 GENERAL WAVEFORM GENERATOR (GWG) ................................................... 150
4.16.1 GWG Function Description ............................................................... 150
4.16.2 GWG Register Description (0xFED0~0xFEDF) ............................... 151
4.17 PS/2 INTERFACE (PS/2) ................................................................................ 153
4.17.1 PS/2 Interface Function Description ................................................ 153
4.17.2 PS/2 Interface Registers Description (0xFEE0~0xFEFF) .............. 153
4.18 EMBEDDED CONTROLLER (EC) ...................................................................... 157
L4.18.1 EC Function Description ................................................................... 157
4.18.2 EC Command Program Sequence.................................................... 158
IA4.18.3 EC SCI Generation.............................................................................. 159
4.18.4 EC/KBC Clock Configuration ............................................................ 160
T4.18.5.1 A/D Converter Control..................................................................... 161
N4.18.5.2 A/D Panel Drive Mode ..................................................................... 162
4.18.6 D/A Converter Control........................................................................ 163
E4.18.7 Power Management Control.............................................................. 164
4.18.8 EC Registers Description (0xFF00~0xFF2F) ................................... 165
ID4.19 GENERAL PURPOSE WAKE-UP CONTROLLER (GPWU)................................... 177
F4.19.1 GPWU Function Description ............................................................. 177
4.19.2 GPWU Registers Description (0xFF30~0xFF7F) ............................ 178
N4.19.3 GPWU Programming Sample............................................................ 187
4.20 SYSTEM MANAGEMENT BUS CONTROLLER (SMBUS) ..................................... 188
O4.20.1 SMBus Function Description ............................................................ 188
C4.20.2 SMBus Controller 0 Register Description (0xFF90~0xFFBF) ....... 192
4.20.3 SMBus Controller 1 Register Description (0xFFD0~0xFFFF) ....... 196
4.21 8051 MICROPROCESSOR ............................................................................... 201
4.21.1 8051 Microprocessor Function Description ................................... 201
4.21.2 8051 Microprocessor Instruction ..................................................... 202
4.21.3 8051 Interrupt Controller ................................................................... 207
4.21.4 Interrupt Enable/Flag Table ............................................................... 208
4.21.5 8051 Special Function Register (SFR) ............................................. 210
4.21.6 8051 Microprocessor Register Description .................................... 211
APPLICATION APPENDIX : .................................................................................. 218
A.1 ENE DEBUG INTERFACE, EDI .......................................................................... 218
A.1.1 Enable EDI............................................................................................. 219
Copyright© 2011, ENE Technology Inc.
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Keyboard Controller

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