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EKM8050 반도체 회로 부품 판매점

USB & PS/2 Optical Mouse Controller



ELAN Microelectronics 로고
ELAN Microelectronics
EKM8050 데이터시트, 핀배열, 회로
Preliminary
eKM8050
USB & PS/2 Optical Mouse Controller
1. General Description
The eKM8050 is a Mouse Controller designed to control both USB & PS/2 Optical Mouse device.
This Mouse Controller can auto detect USB or PS/2 mode, and supports X,Y,Z three axes , and
L, R, M three buttons under both USB and PS2 mode.
2. Features
www.DataSheet4U.com
Universal Serial Bus Specification, version 1.1
USB HID Specification, version 1.1
Auto-detecting PS/2 port or USB port.
Compatible with Microsoft 3D PS/2 mouse.
Support 3D (X,Y,Z) 3 Key (L,R,M) input.
Support Z/2 mechanical, Z/2 Photo, and Z/4 Photo(eKM8050B) Z-axis input type.
Support Agilent HDNS-2051 & 2610 & 2620 Optical Mouse Sensor.
Applications
3D, 3 Buttons USB and PS/2 Combo Mouse.
3. Pin assignment
CPIS 1
L KEY 2
R KEY 3
M KEY 4
SCLK 5
VSS 6
VSS 7
V3.3 8
OSCI 9
18 Z1
17 Z2
16 IR_C
15 PD
14 SDIO
13 D+/CLK
12 D-/Data
11 VDD
10 OSCO
eKM8050A (18-Pin)
1 2003/7/1


EKM8050 데이터시트, 핀배열, 회로
Preliminary
eKM8050
USB & PS/2 Optical Mouse Controller
CPIS 1
L KEY 2
R KEY 3
M KEY 4
SCLK 5
Z_SEL 6
VSS 7
V3.3 8
OSCI 9
18 Z1
17 Z2
16 IR_C
15 PD
14 SDIO
13 D+/CLK
12 D-/Data
11 VDD
10 OSCO
eKM8050B (18-Pin)
Symbol
OSCI
OSCO
V3.3V
Z1
www.DataSheet4U.com
Z2
IR_C
PD
CPIS
R
M
L
SCLK
SDIO
D+ / CLK
D- / DATA
VDD
VSS
Z_SEL
I/O
I
I/O
O
I
I
I/O
I
I
I
I
I
I/O
I/O
I/O
I/O
-
-
I
PIN
9
6MHz ceramic resonator input.
Function
10 Return path for 6-MHz ceramic resonator.
8 3.3V DC voltage output from internal regulator. This pin has to be tied to a 4.7 F capacitor.
18 Z axis Input 1
17 Z axis Input 2
16 IR Control Pin
15 2051 Power Down Pin
1 400/800 CPI Selection Pin ; 1 : 800 CPI ; 0 : 400 CPI
3 Right Key Input
4 Middle Key Input
2 Left Key Input
5 Serial Clock to Agilent sensor IC SCLK
14 Serial Data from Agilent sensor IC SDIO
13 USB D+ or PS/2 CLK I/O
12 USB D- or PS/2 Data I/O
11 5 V Power Input
6,7 GND
6 Z/2 : Ground Z/4: Floating This function only support by eKM8050B
2 2003/7/1




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EKM8050 controller

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