Description
Serial control
USB port
IN - EXPANSION - OUT
DMM14 MANUAL
5.4.6
Serial control via RS232
RS232
Figure 11: Serial control
The RS232 socket (38) permits software updates to be carried out and to
operate the device via an external control (e.g.: AMX). The pin assignment is
as follows:
Pin
Function
1
GND
2
TxD
3
RxD
5.4.7
USB port
RS232
USB
Figure 12: USB port
The USB port (39) can be used to connect the device to a PC to perform
firmware updates and permit external control.
The connection is established via a standard MS Windows driver. An Apple
driver needs to be installed manually if required.
LAN
84