參數(shù)資料
型號(hào): EKM8050
廠商: ELAN Microelctronics Corp .
英文描述: USB %26 PS/2 Optical Mouse Controller
中文描述: USB和PS /2光學(xué)鼠標(biāo)控制器
文件頁(yè)數(shù): 2/9頁(yè)
文件大小: 487K
代理商: EKM8050
eKM8050
Preliminary
USB & PS/2 Optical Mouse Controller
eKM8050B (18-Pin)
Symbol
OSCI
I/O
I
PIN
9
Function
6MHz ceramic resonator input.
OSCO
I/O
10
Return path for 6-MHz ceramic resonator.
V
3.3V
O
8
3.3V DC voltage output from internal regulator. This pin has to be tied to a 4.7
F capacitor.
Z1
I
18
Z axis Input 1
Z2
I
17
Z axis Input 2
IR_C
I/O
16
IR Control Pin
PD
I
15
2051 Power Down Pin
CPIS
I
1
400/800 CPI Selection Pin ; 1 : 800 CPI ; 0 : 400 CPI
R
I
3
Right Key Input
M
I
4
Middle Key Input
L
I
2
Left Key Input
SCLK
I/O
5
Serial Clock to Agilent sensor IC SCLK
SDIO
I/O
14
Serial Data from Agilent sensor IC SDIO
D+ / CLK
I/O
13
USB D+ or PS/2 CLK I/O
D- / DATA
I/O
12
USB D- or PS/2 Data I/O
V
DD
-
11
5 V Power Input
V
SS
-
6,7
GND
Z_SEL
I
6
Z/2 : Ground
Z/4: Floating This function only support by eKM8050B
2
2003/7/1
CPIS
1
z
18
Z1
L KEY
2
17
Z2
R KEY
3
16
IR_C
M KEY
4
15
PD
SCLK
5
14
SDIO
Z_SEL
6
13
D+/CLK
VSS
7
12
D-/Data
V3.3
8
11
VDD
OSCI
9
10
OSCO
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