KB9012 Datasheet PDF - ene
| Part Number | KB9012 | |
| Description | Keyboard Controller | |
| Manufacturers | ene | |
| Logo |  |
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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.
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hCtotpp:y//rwigwhwt©.e2n0e1.1c,oEmN.tEwTechnology Inc. All rights reserved.
Taipei Office
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Taiwan, R.O.C.
TEL: 886-2-89111525
FAX: 886-2-89111523
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KB9012 Keyboard Controller Datasheet
4. MODULE DESCRIPTIONS .................................................................................. 20
4.1 CHIP ARCHITECTURE ......................................................................................... 20
4.1.1 Power Planes........................................................................................... 20
4.1.2 Clock Domains ........................................................................................ 21
4.1.3 PCICLK and CLKRUN#........................................................................... 23
4.1.4 Internal Memory Map.............................................................................. 24
4.2 GPIO ................................................................................................................ 25
4.2.1 GPIO Function Description ................................................................... 25
4.2.2 GPIO Structures ...................................................................................... 29
L4.2.3 GPIO Attribution Table ........................................................................... 30
4.2.4 GPIO Registers Descriptions (0xFC00~0xFC7F) ................................ 33
IA4.2.5 GPIO Programming Sample .................................................................. 48
4.3 KEYBOARD AND MOUSE CONTROL INTERFACE (KBC) ........................................ 49
T4.3.1 KBC I/F Function Description ............................................................... 49
N4.3.2 KBC Registers Description (0xFC80~0xFC8F) ................................... 50
4.4 ENE SERIAL BUS CONTROLLER (ESB).............................................................. 54
E4.4.1 ESB Function Description ..................................................................... 54
ID4.4.2 ESB Registers Description (0xFC90~0xFC9F) ................................... 55
4.4.3 ESB Programming Sample.................................................................... 60
F4.5 INTERNAL KEYBOARD (IKB) ENCODER .............................................................. 61
4.5.1 IKB Function Description ...................................................................... 61
N4.5.2 IKB Registers Description (0xFCA0~0xFCAF).................................... 63
4.5.3 IKB Matrix Value Mapping Table ........................................................... 69
CO4.6 PECI................................................................................................................. 72
4.6.1 PECI Functional Description ................................................................. 72
4.6.2 PECI Timing Setting ............................................................................... 73
4.6.3 PECI Register Description (0xFCD0~0xFCDF) ................................... 74
4.7 OWM ................................................................................................................ 78
4.7.1 OWM Functional Description ................................................................ 78
4.7.2 OWM Timing Setting Illustration .......................................................... 79
4.7.3 OWM Register Description (0xFCF0~0xFCFF) ................................... 80
4.8 PULSE WIDTH MODULATION (PWM) .................................................................. 83
4.8.1 PWM Function Description.................................................................... 83
4.8.2 PWM Duty Cycle Setting Illustration .................................................... 84
4.8.3 PWM Registers Description (0xFE00~0xFE1F) .................................. 87
4.9 FAN CONTROLLER ............................................................................................. 90
Copyright© 2011, ENE Technology Inc.
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| Information | Total 30 Pages | |
| Link URL | [ Copy URL to Clipboard ] | |
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