Msg (Message) - IDEC MICROSmart FC6A Series Ladder Programming Manual

12: D
ISPLAY
Introduction
This chapter describes the display instructions that display specified data on the HMI module LCD and external devices.

MSG (Message)

Displays the specified data on the HMI module LCD.
When the input is on, a message is displayed on the HMI module LCD according to the content configured in the MSG (Message)
dialog box.
The MSG instruction functions are as follows.
Device values can be displayed.
• Word device values can be displayed as numeric values according to the specified data type.
For details, see "Insert Word Device" on page 12-4.
• Word device values can be displayed as bar graphs.
For details, see "Insert Bar Graph" on page 12-8.
• Text can be displayed and switched according to the value of a bit device (input/output, internal relay, shift register, timer contact, or counter
contact).
For details, see "Insert Bit Device" on page 12-6.
Arbitrary text can be displayed.
• The specified text can be displayed.
For details, see "MSG (Message) dialog box" on page 12-2.
The text display effects can be configured.
• Text can be scrolled, blinked, or inverted.
For details, see "Insert Text with Effect" on page 12-7.
Date/time data can be displayed.
• The current date/time and the date/time when the input to the MSG instruction is turned on can be displayed on the LCD.
For details, see "7. Special Data" on page 12-3.
The language for displayed text can be selected from 9 languages.
• Text can be displayed in 9 languages using 4 types of character sets.
For details, see "MSG Instruction Common Settings" on page 12-9.
The text display settings can be configured.
• The scroll unit, scroll speed, and blinking speed can be configured.
For details, see "MSG Instruction Common Settings" on page 12-9.
Device values can be modified.
• Device values displayed with the MSG instruction can be modified on the HMI module.
For details, see "Modifying Device Values on the HMI Module" on page 12-17.
Notes:
• A maximum of 50 MSG instructions can be entered in a user program, but only one MSG instruction message can be displayed on the HMI
module LCD. S1 for the MSG instruction stores the MSG instruction priority. When the display conditions for multiple MSG instructions are
satisfied, the messages are displayed according to the priority set for the MSG instruction.
For MSG instruction priority, see "10. Priority" on page 12-3.
• The MSG instruction cannot be used during an interrupt program. If it is used during an interrupt program, a user program execution error
occurs, the execution of the instruction is canceled, and the next instruction is executed.
For user program execution errors, see "User Program Execution Errors" on page 3-10.
Valid Devices
Device
S1 (Source 1)
I
NSTRUCTIONS
MSG S1
*****
Function
Priority
FC6A S MICROS
ERIES MART
I Q M
— — —
L P M
ADDER ROGRAMMING ANUAL
R T C D P Constant
— — — — —
FC9Y-B1726
Repeat
X —
12-1