Reading Device Comment Data - Mitsubishi Electric MELSEC-Q/L Programming Manual

Reading device comment data

COMRD(P)
Basic
High
Process
performance
COMRD
COMRDP
(S): Head number of the devices where a comment to be read is stored (Device name)
(D): Head number of the devices where the read comment will be stored (character string)
Setting Internal device
data
Bit
(S) 

(D)
Processing details
• Reads the comment at the device number designated by (S), and stores it as ASCII code in the area starting from the
device number designated by (D).
Comment at device number designated by
For example, if the comment for the device specified by (S) is "
in (D) and later devices as follows:
Comment at S
NO.1 LINE
7 APPLICATION INSTRUCTIONS
546
7.11 Character String Processing Instructions
Redundant Universal LCPU
Command
Command
R, ZR
Word


D
D
+1
S
D +2
D +3
D
D
D
D
START
D
D
D
D
D
D
J\
Bit Word


b15 b8b7
ASCII code for the 2nd character ASCII code for the 1st character
ASCII code for the 4th character ASCII code for the 3rd character
ASCII code for the 6th character ASCII code for the 5th character
ASCII code for the 8th character ASCII code for the 7th character
ASCII code for the 30th character ASCII code for the 29th character
+15
ASCII code for the 32nd character ASCII code for the 31st character
00
H
NO.1 LINE
b15 b8b7
4F (O)
H
+1 31 (1)
H
4C (L)
+2 20
H
+3 4E (N)
H
20 (space)
+4
H
54 (T)
+5
H
52 (R)
+6
H
+7 20 (space)
H
+15 20 (space) 20
H
00
H
COMRD
S
COMRDP S
U\G Zn


b0
Stores up to 32
characters
START
", the operation results would be stored
b0
4E (N)
H
2E (.)
H
(space)
H
49 (I)
H
45 (E)
H
53 (S)
H
41 (A)
H
54 (T)
H
(space)
H
D
D
Constant Others
BL\S, BL,
BL\TR, P, I,
J, U

