Touch-it CE
Operating Instructions
Christ Elektronik GmbH
32
/
37
www.christ-elektronik.de
Tel.: +49 8331 8371-0
4.12
I/O Connector
The Touch-it CE provides 4 digital outputs and 4 digital inputs with an external power supply as
standard.
Mating
Connector
Würth WR-MPC3, 10 pol
Pin
Function
Description
1
+24VDC
VCC
2
GND
Ground
3
In_4
Input 4
4
Out_4V
Output 4
5
In_3
Input 3
6
Out_3
Output 3
7
In_2
Input 2
8
Out_2
Output 2
9
In_1
Input 1
10
Out_1
Output 1
INFORMATION!
The digital input and output signals are isolated from the internal signals.
Therefore external power of +24V DC and external GND are needed.
INFORMATION!
For controlling the digital inputs and outputs are following GPIO used:
Function
GPIO Tegra 2
IN_1
GPIO_C7
IN_2
GPIO_B6
IN_3
GPIO_BB2
IN_4
GPIO_B7
OUT_1
GPIO_T2
OUT_2
GPIO_T1
OUT_3
GPIO_T3
OUT_4
GPIO_L6
ATTENTION!
Load current per output max. 0.5 A!