User Guide

FIC CONFIDENTIAL AND PROPRIETARY
MB02 Functional Specifications Rev. 0.3 Page 58
FIC H/W
FIC CONFIDENTIAL AND PROPRIETARY 11-November-2002_
7.4 Keyboard Controller
Device : Mitsubishi M38859 (64 Pin TQFP Package) Version 2.14
Function: Internal K/B, Touch Pad, External K/B or M/S
Registers:
Address Bit r/w Description Remark
0060h 7:0 r Read Data from Output Data Bus Buffer
0060h 7:0 w Write Data to into Input Data Bus Buffer
0064h 7:0 r Status
0064h 7:0 w Write Command into Input Data Bus Buffer
Port Assign:
Port Pin Name In/Out Description
PORT 0 P07 : P00 OUT Key Scan Data Output
PORT 1 P17 : P10 OUT Key Scan Data Output
PORT 3 P37 : P30 IN Key Scan Data Input
PORT 2 P27 OUT SCROLL Lock LED
P26 OUT NUM Lock LED
P25 OUT CAPS Lock LED
P24 OUT BLEN1
P23 OUT NC
P22 OUT NC
P21 IN PULL DOWN 1K ohm
P20 OUT NC
PORT 4 P46 OUT NC
P45 OUT PULL UP 10Kohm
P44 OUT PULL UP 10Kohm
P43 OUT IRQ12
P42 OUT IRQ1
P41 OUT NC
P40 OUT KBCSMI0
PORT 5 P57 OUT NC
P56 OUT NC
P55 IN NC
P54 IN NC
P50 OUT ISA ADDRESS (SA2)
PORT 6 P61 IN KBSEL2
P60 IN KBSEL1
P62 IN NC
P63 IN LOGSEL
P64 OUT PASS0
P65 IN NC
P66 OUT BT_FETON1
P67 OUT BT_SENSE0
PORT 7 P70 I/O PS2 DATA
P73 I/O PS2 CLOCK
P72 I/O Pull high 5V (EXTERNAL KB DATA:NU)
P75 I/O Pull high 5V (EXTERNAL KB CLOCK:NU)
P74 I/O Pull high 5V (EXTERNAL MOUSE CLOCK:NU)
P71 I/O Pull high 5V (EXTERNAL MOUSE DATA:NU)
P76 I/O SMDAT_KBC
P77 I/O SMCLK_KBC
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