System Configurations - Mitsubishi QJ71C24/-R2 User Manual

2 SYSTEM CONFIGURATION AND AVAILABLE FUNCTIONS
Functions of the Q series C24
PLC CPU device memory read/write
Intelligent function module buffer memory read/write
Sequence program read/write
PLC CPU status control (remote RUN, STOP, etc.)
On-demand function
Global function
Accessing the PLC of other stations in the MELSECNET/H,
MELSECNET/10
PLC CPU monitoring function
Functions of the Q series C24
Data transmission/receiving in arbitrary format
Data transmission/receiving with user frames
PLC CPU monitoring function
Reading received data using interrupt programs
Sending/receiving ASCII data using ASCII-BIN conversion
Functions of the Q series C24
Data transmission/receiving
Reading received data using interrupt programs
Sending/receiving ASCII data using ASCII-BIN conversion
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(2) Correspondence between the data communication functions and

system configurations

The following shows system configurations that can use the data communication
functions of the Q series C24.
The manual names shown in the reference section column in the table below are
as follows:
• Application
Q Corresponding Serial Communication Module User's Manual (Application)
• Reference
Q Corresponding MELSEC Communication Protocol Reference Manual
(a) Communication using the MC protocol
(b) Communication using the non procedure protocol
(c) Communication using the bidirectional protocol
In general, if data communication is performed using a system configuration of
other than 1:1 connection mode, the following points should be well noted.
• Avoid simultaneous transmission.
• Discard data received other than that addressed to the local station.
System configuration
1 : 1 n : 1 1 : n m : n
System configuration
1 : 1 n : 1 1 : n m : n
System configuration
1 : 1 n : 1 1 : n m : n
MELSEC-Q
( : Available, : Not available)
Reference section
Reference
Application
Reference
Application
( : Available, : Not available)
Reference section
This manual
Application
( : Available , : Not available)
Reference section
This manual
Application
Section 3.3
Section 3.5
Section 3.8
Section 3.6
Section 3.11
Chapter 10
Section 3.10
Section 2.7
Chapter 2
Chapter 6
Chapter 11
Chapter 2
Chapter 4
Chapter 13
Chapter 7
Chapter 4
Chapter 13
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