Touch Screen Device - Lex Computech CI770A Instruction Manual

3-17 Touch screen device

CT1: Touch screen (2x5 pin 2.0mm wafer)
Default use USB interface, can change COM interface By OEM BOM
.
For 8- wire type pin define
Description
PIN NO.
Bottom
1
Top Sense
3
Right
5
Left
7
GND
9
Note:1. For eight wire type cable Pin 3 and Pin4 need short.
2. Touch controller use USB port 9
.
For 4- wire type pin define
Description
PIN NO.
Bottom
1
N/A
3
Right
5
Left
7
GND
9
Note:1. For four wire type cable Pin 3 and Pin4 need short.
2. Touch controller use USB port 9
.
For 5- wire type pin define
Description
PIN NO.
UR(H)
1
Sense
3
LR(X)
5
LL(L)
7
GND
9
Note:1. Touch controller use USB port 9
Description
PIN NO.
Bottom Sense
2
Top
4
Right Sense
6
Left Sense
8
KEY
10
Description
PIN NO.
N/A
2
Top
4
N/A
6
N/A
8
KEY
10
Description
PIN NO.
N/A
2
UL(Y)
4
N/A
6
N/A
8
KEY
10
pin1
52
CT1