Program Example; Program Example Of Data Communication Using The Nonprocedural Protocol - Mitsubishi Electric MELSEC iQ-R Series User Manual

25.4

Program Example

This examples of data communication using the nonprocedural protocol are shown below.
Program example of data communication using the
nonprocedural protocol
This section shows program examples of data communication using the nonprocedural protocol when the settings/
registrations are made with Engineering tool.
Parameter setting
For details for each setting item, refer to the parameters. (Page 422 PARAMETER SETTING)
Item
Basic Various control
settings specification
Applicatio User frame
n settings specification
25 AUTOMATIC REMOVAL OF NULL CHARACTERS INCLUDED IN SEND DATA
410
25.4 Program Example
Test mode setting
Communication protocol setting
Communication speed setting
Transmission setting
Station number setting (CH1, 2 in common: 0 to 31)
Communication control specification
Send user frame designation
Setting content
CH1

Nonprocedural
protocol
Set according to
the target device
Operation setting Independent
Data bit Set according to
the target device
Parity bit
Odd/even parity
Stop bit
Sum check code
Online change
Setting change

NULL character Auto delete
automatic removal enabled
designation
Send frame 43F2H
number
designation (1st)
Send frame 43F3H
number
designation (2nd)
Send frame C001H
number
designation (3rd)
Send frame 8000H
number
designation (4th)
Send frame 441BH
number
designation (5th)
Remarks
CH2

CH2 is not used
Arbitrary registered data
Buffer memory
designation
Arbitrary registered data