Serial Communication Function (Usable With The Q00Cpu Or Q01Cpu) - Mitsubishi Electric MELSEC-Q Series User Manual

7 FUNCTION

7.17 Serial Communication Function (Usable with the Q00CPU or Q01CPU)

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The serial communication function is designed to make communication in the MC
protocol (*1) by connecting the RS-232 interface of the CPU module and personal
computer, display device or the like by an RS-232 cable.
The serial communication function is not used for connection of GX Developer or GX
Configurator and the CPU module.
Communication using the serial communication function can be made by the Q00CPU
or Q01CPU.
(The Q00JCPU does not have the serial communication function.)
The following explains the specifications, functions and various settings needed to
make communication with a personal computer, display device or the like using the
serial communication function.
RS-232 cable
Personal computer,
display device
1 The MC protocol is the abbreviation of the MELSEC communication protocol.
The MELSEC communication protocol is a name of the communication method
to access from the mating equipment to the QCPU in accordance with the
communication procedure of the Q series PLC (e.g. serial communication
module, Ethernet interface module).
Serial communication function enables the communication of data in ASCII
format and Binary format.
POINT
The CPU that can make communication with a personal computer, Display device
or the like using the serial communication function is only the Q00CPU/Q01CPU
that is connected with the personal computer, Display device or like.
Communication cannot be made with the other station of MELSECNET/H, Ethernet
or CC-Link via the Q00CPU/Q01CPU that is connected with the personal
computer, Display device or the like.
Communication in
MC protocol
MELSEC-Q
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