Mitsubishi FX2-16E series, User Manual

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428
FX
3U
Series Programmable Controllers
User’s Manual - Hardware Edition
19 FX3U-7DM (Display Module)
19.23 User Message Display Function
19.23.3 Displaying a word device current value as a message
A numeric value can be displayed at the user message by combining BCD (FNC 18), ASCI (FNC 82), and
BMOV (FNC 15) instructions.
→
Refer to Subsection 19.23.6 for a program example.
19.23.4 Program example 1 (user messages display switching)
The following program example is for user messages that appear according to the ON/OFF status of auxiliary
relays M100 to M102.
Note that user messages do not appear when a screen other than the "top screen (time display)" is
displayed.
1. Operation
The 3 messages shown below appear according to the ON/OFF status of auxiliary relays M100 to M102.
When auxiliary relays are ON simultaneously, the messages appear in the No.1 --> No.2 --> No.3 order.
The following is a program example in which the system information has been assigned from D50 to D90 and
from M50 to M56.
2. Character data
User message data to be displayed is created in GX Developer, and is assigned to the file registers shown
below.
→
Refer to Subsection 19.23.7 for character data input.
3. Program
Message No.
File Register Where
Saved
1 D1000 to D1031
2 D1032 to D1063
3 D1064 to D1095
No.1 M100 is ON No.2 M101 is ON No.3 M102 is ON
P L C
P r o c s s m c i n e e r y a h
e r . . V 2 0
R U N N NG I
P r o c s s o 0 5 e N .
M o u n i n g h l e t o
P r o c s s i g e n
R i s e t o r s e t p e
t e m p r a t r e u e
I n p e p a a i o r n r t
Initial pulse
MOV K50 D8300
MOV K50 D8301
M8002
Sets system information (system
signal 1) at D50 to D90.
Sets system information (system
signal 2) at M50 to M56.
D1000 D59 K32
Sets character data at D59 to D90,
depending on conditions.
BMOV
M100
D1032 D59 K32 BMOV
M101 M100
D1064 D59 K32 BMOV
M102 M100 M101
Displays character data saved at D59
to D90.
M100
M54
M101
M102
END
Message No.1 display
Message No.2 display
Message No.3 display