Mitsubishi QJ71MB91, User Manual

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10
- 15 10.3 Z(P).MBREQ
10
DEDICATED INSTRUCTIONS
(1) Setting data
* 1 The setting side is as described below.
User : Data are set by the user before dedicated instruction execution.
System: The programmable controller CPU stores the result of dedicated instruction execution.
* 2 Data is stored in RTU format (binary) regardless of the frame mode (RTU mode/ASCII mode).
Local devices and program-based file registers are not available as the devices used
for setting data.
Remark
For details on the protocol data unit, refer to the following:
Section 4.2
Table10.9 Setting data of MBREQ instruction
Setting data Setting details
Setting side
*1
Data type
"Un"/Un
Head I/O number of the module
(00
H
to FE
H
: Upper 2 digits of the I/O number in 3-digit notation)
User
String/
BIN 16 bits
(S1) Head number of the device where control data is stored User, system
BIN 16 bits
(S2)
Request message storage head device
*2
User
(D1)
Response message storage head device
*2
System
(D2)
The device that is turned ON for one scan on completion of the
instruction
(D2)+1 also turns ON when the instruction completes in error.
System Bit