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EKM8025 Schematic ( PDF Datasheet ) - ELAN Microelectronics

Teilenummer EKM8025
Beschreibung USB & PS/2 Mouse Controller
Hersteller ELAN Microelectronics
Logo ELAN Microelectronics Logo 




Gesamt 17 Seiten
EKM8025 Datasheet, Funktion
eKM8025
USB & PS/2 Mouse Controller
1. General Description
The eKM8025 is an Mouse Controller designed to control both USB & PS/2 Mouse
device with XY Quadrature. This Mouse Controller can auto detect USB or PS/2 mode, and
supports X,Y,Z three axes , and L, R, M, P, N five buttons under both USB and PS2 mode.
2. Features
Universal Serial Bus Specification, version 1.1
USB HID Specification, version 1.11
Auto-detecting PS/2 port or USB port.
Compatible with Microsoft 3D PS/2 mouse.
www.DataSheet4U.com
Support 3D (X,Y,Z) 5 Key (L,R,M,P,N) input.
Support Z/2 Z-axis input type.
Support Agilent HDNS2000 ADNS2051 OM01 OM02 PixArt
PAN101BOI/BSI Optical Mouse Sensor.
800DPI simulation by firmware(For eKM8025BBP/ eKM8025BCP/
eKM8025BBM/ eKM8025BCM only).
Applications
3D, 3 Buttons USB and PS/2 Combo Mouse.
3D, 5 Buttons USB and PS/2 Combo Mouse.
1 This specification are subject to be changed without notice Revision1.00(2400/2500) 2006/7/11






EKM8025 Datasheet, Funktion
Quadrature Output Crossed Width Limit
eKM8025
USB & PS/2 Mouse Controller
X1(Y1)
X2(Y2)
TTT
Note For X(Y) Axis ,T > 40us
For Z Axis ,T > 1ms
T
TTTT
PS/2 function description
www.DataSheet4U.com
PS/2 Mouse Commands Description
Hex Code
FF
FE
F6
F5
F4
Command
Reset
Resend
Set Default
Disable
Enable
eKM8023 echo code
FA,AA,00
XX,(XX,XX)
FA
FA
FA
F3,XX
Set Sampling Rate FA,FA
F2 Read Device Type FA,00
F0 Set Remote Mode FA
EE
Set Wrap Mode
FA
EC Reset Wrap Mode FA
EB Read Data
FA,XX,XX,XX
EA Set Stream Mode FA
E9
Status Request
FA,XX,XX,XX
E8
Set Resolution
FA,FA
E7
Set Autospeed
FA
E6 Reset Autospeed FA
Microsoft PS/2 scrolling mouse
(A) Entering procedure: Except in WRAP mode, while eKM8023 received the following consecutive
command.
i. F3 C8 ---- set sampling rate 200/sec
ii. F3 64 ---- set sampling rate 100/sec
iii. F3 50 ---- set sampling rate 80/sec
(B) Entering procedure: after eKM8023 enter scrolling mouse mode (Mouse ID = 03), while eKM8023
received the following consecutive command.eKM8023 will enter 5 buttons mode Mouse ID:04)
i F3 C8 ------- set sampling rate 200/sec
ii F3 C8 ---- set sampling rate 200/sec
iii F3 50 ---- set sampling rate 80/sec
6 This specification are subject to be changed without notice Revision1.00(2400/2500) 2006/7/11

6 Page









EKM8025 pdf, datenblatt
8. Pad List Information
eKM8025AB/eKM8025BB Pad Configuration
4 3 2 1 18171615
eKM8025
USB & PS/2 Mouse Controller
(0,0)
+
5
6
78
14
X
9 101112 13
www.DataSheet4U.com
eKM8025AB/eKM8025BB Pad Name & Coordinate Table
Pad Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Chip Size 1520*2580 UM
Pad Name
M_KEY
L_KEY
Z1
Z2
R_KEY
K_OP
VSS
V3.3
OSCI
OSCO
VDD
D_MNS
D_PLUS
NC
IR_C
Y2
Y1
X2
X1
Pad Coordinate (X, Y)
196.5, 1176.7
91.5, 1176.7
-13.5, 1176.7
-118.5, 1176.7
-652.7, -785
-652.7, -890
-652.7, -997.5
-304.45, -1182.6
44.3, -1182.6
149.3, -1182.6
256.9, -1182.6
364.4, -1182.6
647.3, -1015.8
647.3, -901.6
647.3, -796.6
616.5, 1176.7
511.5, 1176.7
406.5, 1176.7
301.5, 1176.7
12 This specification are subject to be changed without notice Revision1.00(2400/2500) 2006/7/11

12 Page





SeitenGesamt 17 Seiten
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