2 / 8 page
E-CMOS
EC3586
飛虹積體電路股份有限公司
Page 2
of
8
TEL：(03)5783622
FAX：(03)5783630
2. PIN DESCRIPTION
PIN NO
PIN NAME
I/O
FUNCTION
1
Z1
I
Input from Z-axis photo / mechanical encoder .
2
Z2
I
Input from Z-axis photo / mechanical encoder.
3
BM
I
Middle button input.
4
XIN
I
Crystal oscillator input.
5
XOUT
O
Crystal oscillator output.
6
RTS
I
When once a rising edge sent to RTS within 15ms
then the mouse will return a series PnP ID code to
identify the mouse mode in Microsoft IntelliMouse.
7
RXD
O
Serial data output to Receive Data of RS232C.
8
VSS
Negative power supply.
9
Br
I
Left button input.
10
NC
I
NC
11
BL
I
Left button input.
12
X1
I
Input from the first X axis photo-encoder.
13
X2
I
Input from the second X axis photo-encoder.
14
Y1
I
Input from the first Y axis photo-encoder.
15
Y2
I
Input from the second Y axis photo-encoder.
16
VDD
Positive power supply.
3. DATA FORMAT
3.1 Intelli 3D (Serial,1200bps):
Bit
byte
6
5
4
3
2
1
0
1
1
BL
BR
Y7
Y6
X7
X6
2
0
X5
X4
X3
X2
X1
X0
3
0
Y5
Y4
Y3
Y2
Y1
Y0
4
0
BM
Z3
Z2
Z1
Z0
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