Mitsubishi MELSEC L Series User Manual page 280

External device side
S
T
X
Programmable
controller CPU side
02
Registration No. of the
corresponding user frame
Transmission instruction
Programmable
controller CPU
Completion device
Status display device
at completion
Transmission instruction
11 - 42
(1) Example of a sequence program when setting is done using the
GX Configurator-SC
See Chapter 17 of this manual for details on the PRR command.
Q ; T O T A L
51 0A 01 3B 54 4F 54 41
H H H H H H H H
3F2 3F3
H H
(First specification) (Second specification)
PRR
(Yes) (No)
11F
H
1002 / 0D
H
(No conversion)
121
H
0
H
1 400
H
00 , 04
H
(1234
401
H
12 , 34
H
(56AB
402
H
56 , AB
H
Buffer memory
(Total number)
Transmission area data
;
(arbitrary data section)
(012D ) (1234 )
H H
4C 3B 2D 01 34 12
H H H H H H H
8001 8000
H
(Third specification) (Fourth specification)
ON
ON
Abnormal
completion
Normal
completion
One scan
Send transparent code designation
H
ASCII-BIN conversion designation
Transmission area
(transmission data count designation)
H
)
H
(transmission data)
H
)
H
H
1 0002 for word unit
H
11 DATA COMMUNICATIONS USING USER FRAMES
E
T
X
(56AB )
H
AB 56 03 37
H H H H
41B
H H
(Fifth specification)
(Not transmitted)
(Sending)
B6 User frame No. being transmitted
H
0 /Other than 0
H H
(Do not transmit)
B7 CR/LF output designation
H
0
H
(1st)
B8 Output head pointer designation
H
1
H
B9 Output count designation
H
5
H
BA Transmission frame No. designation (1st)
H
3F2
H
BB
H
3F3
H
BC
H
8001
H
BD
H
8000
H
BE
H
41B
H
BF
H
0
H
C0
H
3F4
H
C1
H
8002
H
C2
H
3F5
H
C3
H
8003
H
C4
H
3F6
H
C5
H
8004
H
C6
H
41B
H
C7
H
0
H
Buffer memory
Sets arbitrary transmission data in D1 to D2.
Sets arbitrary transmission data in the
transmission area.
Sets CH1 to the transmission channel.
Sets the output head pointer
Sets the output head count
Executes transmission
Sets normal completion flag.
Sets abnormal completion flag.
Four bytes of data in the
transmission area are
sent as is.
(4 byte units in the left
diagram.)
(2nd)
(3rd)
(4th)
(5th)
(6th)
(7th)
(8th)
(9th)
(10th)
(11th)
(12th)
(13th)
(14th)
11 - 42