Program Example Not Using The Utility Package - Mitsubishi Electric QJ71DN91 User Manual

7 PROGRAMMING FOR EXECUTING THE MASTER FUNCTION

7.3.2 Program example not using the utility package

Auto configuration
*1: Check that the settings such as node No., connection type, and I/O points are correct.
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(1) When using auto configuration
(a) Device list
Device
M10
M300
M301
X01
X14
X15
Y11
Y15
Y17
D0
(b) Program example
Change settings. (See (2).) *
Save parameters to flash ROM. (See (3).)
Correct values if any incorrect setting is identified. (For the setting details, refer to Section 7.3 (1).)
POINT
(1) Pre-determine the slave node settings (e.g. connection type) before executing
auto configuration.
(2) Check that the power of the slave nodes and the network is ON and the wiring
is correct.
(3) Slave node settings detected by auto configuration are stored in order of node
No.
(4) When changing parameters for master function, set default values in the areas
after the parameter-set areas.
(Example) When changing the number of slave nodes that can perform I/O
communication from 6 to 4, set default values in the areas for 5th
and 6th slave nodes.
Description
Parameter Setting Command for Master Function
Auto Configuration Command
Auto-Configuration Flag
I/O Communicating
Auto-Configuring
Auto Configuration Completion
I/O Communication Request
Auto Configuration Request
Request for Saving Parameters to Flash ROM
Auto Configuration Operation Setting
1
MELSEC-Q
Reference
section
3.3.2 (8)
3.4.5
Auto configuration operation setting
All configuration
Max. detection node No. = 4
Writes parameters to buffer memory.
Sets Auto Configuration Request
to ON.
Auto configuring
Auto configuration completed
Sets Auto Configuration Request
to OFF.
Sets Parameter Setting Command
for Master Function to ON.
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