Application Program For Data Transmission Using A Combination That Does Not Specify The Start; Frame - Mitsubishi Electric MELSEC iQ-R Series User Manual

15.5
Application Program for Data Transmission using
a Combination that does not Specify the Start

Frame

The following shows the program examples for data transmission using a user frame.
Transmission program example
Data transmission using user frames in the following conditions and settings is shown below:
■C24 interface used for communication with a target device
CH1 RS-232 interface of C24
■Parameter settings
Setting item
Basic Various control
settings specification
■Buffer memory setting contents
For other than the following items, use default values.
Item
Word/byte units designation
Transparent code for sending
specification
ASCII-BIN conversion designation
Send frame number designation (1st)
Send frame number designation (2nd)
Send frame number designation (3rd)
Send frame number designation (4th)
Send frame number designation (5th)
15 DATA COMMUNICATIONS USING USER FRAMES
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15.5 Application Program for Data Transmission using a Combination that does not Specify the Start Frame
Test mode setting
Communication protocol setting
Communication speed setting
Transmission Data bit
setting
Parity bit
Odd/even parity
Stop bit
Sum check code
Online change
Setting change
Station number setting (CH1, 2 in common: 0 to 31)
Setting content
Byte
No designation
Do not convert
3F2H
3F3H
8001H
8000H
41BH
Buffer memory address
to store registration value
150 (96H)
287 (11FH)
289 (121H)
186 (BAH)
187 (BBH)
188 (BCH)
189(BDH)
190(BEH)
Setting value

Nonprocedural protocol
19200 bps
8
None
Odd
1
None
Disable
Disable
1
Remarks







