Revised May 1, 2019
Revision 25 of DOCU225, © Copyright
Page 43 of 44
COMM018 RS232 Pin-Outs
COMM018 provides a military connector on the third-party side. The table below lists
pins and descriptions for the COMM018 pin-outs:
Mil.con Pin
Description
A
RX
B
TX
E
12 VDC
G
GND
all other pins
unused
Figure 18: COMM018 RS232 pin-outs
5.2 RS422 Port Pin-Outs
Conversion via a communications box is not required if your third-party device has
RS422 communication, because RS422 communication is what the EDR accepts. You
can use a cable to connect your device directly to the RS422 port on a DHC or SideKick.
Note:
Be aware that not all RS422 ports are powered.
The RS422 ports on the DHC and SideKick have the following properties:
•
Receptacle: Female, Amphenol PT07E12-10S or equivalent
G
E
A
B