1.1 Overview
1-3
1
RS-232C ports are standard features on MP920 and MP930 CPU Modules and can be used for commu-
nications even without an optional Communications Module. While some functions of the communi-
cations protocols for these Modules differ, the RS-232C ports are almost the same as those for the
217IF.
Module Name Overview Appearance
CPU Module
(standard serial
port)
An RS-232C interface with two com-
munications lines are standard features
on the CPU Module.
INFO
MP920 CPU
MP930 CPU