Dedicated Instructions; Dedicated Instruction List And Available Devices - Mitsubishi Electric Melsec Q Series User Manual

6 DEDICATED INSTRUCTIONS

6 DEDICATED INSTRUCTIONS

6.1 Dedicated Instruction List and Available Devices

Application
For E-mail sending/receiving
For reading/writing
device data
(For Q/L/QnACPU)
For communication
with the
For reading/ writing
programmable
device data
6
controller CPU of
(For ACPU)
other station
For message (any
Data link
data) sending/
instruction
receiving
For reading/writing
clock data
Remote RUN/STOP
6 - 1
The dedicated instructions are used to simplify programming for using the functions
available for the intelligent function module.
This chapter explains the dedicated instructions for the functions that are explained in
this manual, among those dedicated commands available for the Ethernet module that
can be used in Q/LCPU.
(1) Dedicated Instruction List
The following table lists the dedicated instructions explained in this chapter.
Dedicated
instruction
MRECV
MSEND
READ
SREAD
WRITE
SWRITE
ZNRD
ZNWR
SEND
RECV
RECVS
REQ
1 Cannot be used if the source or target station is a safety CPU.
2 Writing to a safety CPU is not allowed from other stations.
3 When the target station is an A2UCPU(S1), A3UCPU, A4UCPU, or A2USCPU(S1), use
a CPU module with the following version or later.
• A2UCPU(S1), A3UCPU, A4UCPU: Version AY (manufactured in July, 1995) or later
• A2ASCPU(S1), A2USCPU(S1): Version CP (manufactured in July, 1995) or later
Functional description
1
Reads received e-mails.
1
Sends e-mails.
Reads data from word devices of other station.
Reads from other station's device
(with completion device).
Writes to other station's device.
Writes to other station's device
2
(with completion device).
Reads from other station's device.
Writes to other station's device.
Sends data to other station.
Reads receive data from other station.
1
(For the main program)
Reads receive data from other station.
1
(For interrupt programs)
Issues a remote RUN/STOP request to other
1
station.
Reads/writes clock data of other station.
MELSEC-Q/L
Reference
section
Section 6.2
Section 6.3
Section 6.4
Section 6.10
2
Section 6.12
Section 6.11
1 3
Section 6.13
1 3
Section 6.14
1
Section 6.9
Section 6.6
Section 6.6
Section 6.7
2
Section 6.8
6 - 1