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EKM8025 の電気的特性と機能

EKM8025のメーカーはELAN Microelectronicsです、この部品の機能は「USB & PS/2 Mouse Controller」です。


製品の詳細 ( Datasheet PDF )

部品番号 EKM8025
部品説明 USB & PS/2 Mouse Controller
メーカ ELAN Microelectronics
ロゴ ELAN Microelectronics ロゴ 




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EKM8025 Datasheet, EKM8025 PDF,ピン配置, 機能
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.
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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

1 Page





EKM8025 pdf, ピン配列
3. Pin assignment
eKM8025AB /eKM8025BB (18-Pin) for 3D3Key
eKM8025
USB & PS/2 Mouse Controller
4 3 2 1 18171615
M KEY
L KEY
Z1
Z2
R KEY
NA
VSS
V3.3
OSCI
1z
2
3
4
5
6
7
8
9
18 X1
17 X2
16 Y1
15 Y2
14 IR_C
13 D+ / CLK
12 D- / DATA
11 VDD
10 OSCO
eKM8025AB/eKM8025BB (18-Pin)
(0,0)
+
5
6
78
14
X
9 101112 13
Bounding PAD
Symbolwww.DataSheet4U.com
M
L
Z1
Z2
R
K_OP
VSS
V3.3V
OSCI
OSCO
VDD
D- / DATA
D+ / CLK
IR_C
Y2
Y1
X2
X1
I/O
I
I
I
I
I/O
I
-
O
I
I/O
-
I/O
I/O
O
I
I
I
I
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Middle Key Input
Left Key Input
Function
Z axis Input 1
Z axis Input 2
Right Key Input
This pin should be connected to V3.3(pin8)
GND
3.3V DC voltage output from internal regulator. This pin has to be tied to a 4.7 F capacitor.
6MHz ceramic resonator input.
Return path for 6-MHz ceramic resonator.
5 V Power Input
USB D- or PS/2 Data I/O
USB D+ or PS/2 CLK I/O
IR(Sensor power) Control Pin. 1
Y axis Input 2
Y axis Input 1
X axis Input 2
X axis Input 1
3 This specification are subject to be changed without notice Revision1.00(2400/2500) 2006/7/11


3Pages


EKM8025 電子部品, 半導体
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
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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



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共有リンク

Link :


部品番号部品説明メーカ
EKM8022

USB & PS/2 Mouse Controller

ELAN Microelectronics
ELAN Microelectronics
EKM8025

USB & PS/2 Mouse Controller

ELAN Microelectronics
ELAN Microelectronics


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