GL310MC PS/2 2D Mouse Controller
2. Pin Configuration
X1
X2
Y1
Y2
LB
MB
RB
GND
1
16
VDD
2
15
CLK
3
14
NC
4
13
NC
5
12
NC
6
11
NC
7
10
PS2DAT
8
9
PS2CLK
Figure 2-1. 16-Pin DIP
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Symbol
X1
X2
Y1
Y2
LB
MB
RB
GND
PS2CLK
PS2DAT
NC
NC
NC
NC
CLK
VDD
I/O
I
I
I
I
I
I
I
Ground
I/O
I/O
Description
Photo sensor input for X axis 1
Photo sensor input for X axis 2
Photo sensor input for Y axis 1
Photo sensor input for Y axis 2
Mouse left button, internal pulled high
Mouse middle button, internal pulled high
Mouse right button, internal pulled high
Ground
PS/2 mouse clock
PS/2 mouse data
Clock
Power
6MHz RC clock input
Power
2
Revision 1.0 July/16/1998