Mitsubishi Electric MELSEC iQ-RJ71C24-R4 - Page 324

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15 DATA COMMUNICATIONS USING USER FRAMES
15.5 Application Program for Data Transmission using a Combination that does not Specify the Start Frame
Q
0AH 3BH
T
54H4FH 54H
(012DH)
41H 4CH02H 51H 2DH3BH 03H01H
OT AL
01H
(1234H) (56ABH)
34H 12H ABH 56H 37H
S
T
X
E
T
X
PRR
ON
ON
0H
1H
5H
3F2H
3F3H
8001H
3F4H
8002H
8000H
41BH
0H
3F5H
8003H
3F6H
8004H
41BH
0H
1002H/ 0DH
00H , 04H
0H
12H , 34H
56H , ABH
(1234H)
(56ABH)
Target device
*
Four bytes of data in the
transmission area are
transmitted as is.
(Byte units in the left diagram.)
Sum check code
Target device Station No.
Station No. of C24
Data in transmission area
(arbitrary data portion)
;
(Total number)
;
CPU module
3F2H
(for first designated frame)
3F3H
(for second designated frame)
8001H
(for third designated
frame)
8000H
(for fourth designated frame)
41BH
(for third designated frame)
Register No. of
corresponding user frame
(Not sent)(Sending)
Un\G182
User frame No. being transmitted
0H/Other than 0H
(Do not send)
Transmission command
Un\G183
CR/LF output designation
(1st)
Un\G184
Output head pointer designation
CPU module
Un\G185
Output count designation
Completion device
Un\G186
Transmission frame
no. designation
(1st)
Abnormal
completion
Status display device
at completion
Un\G187
(2nd)
Normal
completion
Un\G188
(3rd)
1 scan
Un\G189
(4th)
Un\G190
(5th)
Un\G191
(6th)
Un\G192
(7th)
Un\G193
(8th)
Un\G194
(9th)
(YES) (NO)
Transmit transparent code designation
Un\G287
Un\G195
(10th)
(No conversion)
ASCII-BIN conversion designation
Un\G289
Un\G196
(11th)
Transmission area
(transmission data count designation)
Un\G1024
Un\G197
(12th)
(transmission data)
Un\G1025
Un\G198
(13th)
Un\G1026
Un\G199
(14th)
*1
0002H for word unit
Buffer memory Buffer memory
*1