Mitsubishi Electric MELSEC FX3U - 24.2 FNC184 - RND; Random Number Generation

614
FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
24 Others – FNC181 to FNC189
24.1 FNC182 – COMRD / Read Device Comment Data
For example, when the comment of is "LineNo.1Start", it is stored in and later as shown
below.
2) The final device of is as follows depending on the ON/OFF status of M8091.
Related device
Caution
• Specify a device number in device for which a comment is registered in the PLC.
If a comment is not registered for the device , "20H" (space) is stored in and later for the
number of characters in the comment (16 half-width characters).
Errors
An operation error is caused in the following cases; The error flag M8067 turns ON, and the error code is
stored in D8067.
• When a comment is not registered for the device (error code: K6706)
• When the range of points used from for the comment exceeds the corresponding device range
(error code: K6706)
ON/OFF status Contents of processing
M8091 = OFF When M8091 is OFF, "0000H" is written to in the device following the final character.
M8091 = ON When M8091 is ON, the device following the final character does not change.
Device Name Description
M8091 Output character number selector signal Refer to the above explanation.
S D
S 
D 
+0
+1
+2
- When M8091 is OFF, "0000H" is written to the next device following the final character.
- When M8091 is ON, the device following the final character does not change.
b15 b8 b7 b0
+3
Comment of
LineNo.1Start
+4
+5
+6
6FH(o)
69H(i)
65H(e)
4CH(L)
6EH(n)
4EH(N)
31H(1) 2EH(.)
20H(space)
74H(t)
72H(r)
53H(S)
61H(a)
74H(t)
20H(space) 20H(space)+7
+8
0000H
D
S
S D
S
D