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CHAPTER9 DEVICES
9
2
3
4
5
6
7
8
9.2 Internal User Device
9.2.5 Annunciator (F)
9 - 13
(6) Turning off the annunciator and processing
(a) Turning off the annunciator
The following instructions can be used.
1) RST F instruction
This is used to turn off the annunciator number that was turned on with the SET F instruction.
2) LEDR instruction
This is used to turn off the annunciator number stored in SD62 and SD64.
3) BKRST instruction
This is used to turn off all of the annunciator numbers within the specified range.
4) OUT F instruction
One annunciator number can be turned on or off with the same instruction.
However, even if an annunciator number is turned off with the OUT F instruction, the off processing
described in (6)(b) in this section is not performed.
If the annunciator is turned off with the OUT F instruction, execution of the RST F , LEDR, or BKRST
instruction is required.
• Turning off annunciator 5 (F5)
• Turning off all of the turned-on annunciator numbers
Remark
For details of each instruction, refer to the following.
QCPU Programming Manual (Common Instructions)
Figure 9.13 Example of turning off the annunciator
RST F5
Fault detection program
(Annunciator ON program)
Display reset input
Program that turns OFF
BKRSTP F0 K10
Fault detection program
(Annunciator ON program)
Display reset input
Program that turns
off F0 to F9.