Lg Electronics 120S User Manual

 

App2-1 

 

 

 

1)   Special relay (F) 

This flag is useful to edit user program. 

 

Relay 

Function 

Description 

F0000 

RUN mode 

Turns on when the CPU in the RUN mode.   

F0001 

Program mode 

Turns on when the CPU in the Program mode 

F0002 

Pause mode 

Turns on when the CPU in the Pause mode 

F0003 

Debug mode 

Turns on when the CPU in the Debug mode 

F0006 

Remote mode 

Turns on when the CPU in the Remote mode 

F0007~F000B Unused 

 

F000C 

User memory installation 

Turns on when a user memory is installed.   

F000D 

RTC installation 

Turns on when a RTC module is installed.   

F000E Unused 

 

F000F 

Execution of the STOP instruction

Turns on when the STOP instruction is being operated. 

F0010 

Always On 

Always On 

F0011 

Always Off 

Always Off 

F0012 

1 Scan On 

1 Scan On 

F0013 

1 Scan Off 

1 Scan Off 

F0014 

Scan toggle 

Scan toggle 

F0015 to F001F 

Unused 

 

F0020 

1 step run 

Turns on when the 1 step run is operated in the Debug mode.   

F0021 

Breakpoint run 

Turns on when the breakpoint run is operated in the Debug 
mode. 

F0022 

Scan run 

Turns on when the scan run is operated in the Debug mode. 

F0023 

Coincident contact value run 

Turns  on  when  the coincident contact run is operated in the 

Debug mode. 

F0024 

Coincident word value run 

Turns on when the coincident word run is operated in the Debug 

mode. 

F0025 to F002F 

Unused 

 

F0030 

Fatal error 

Turns on when a fatal error has occurred.   

F0031 

Ordinary error 

Turns on when an ordinary error has occurred. 

F0032 

WDT Error 

Turns on when a watch dog timer error has occurred.   

F0033 

I/O combination error 

Turns on when an I/O error has occurred.   
(When one or more bit(s) of F0040 to F005F turns on)   

F0034 to F0038 

Unused 

 

F0039 

Normal backup operation 

Turns on when the data backup is normal.   

F003A 

RTC data error 

Turns on when the RTC data setting error has occurred.     

F003B 

Program editing 

Turns on during program edit while running the program.   

F003C 

Program edit error 

Turns on when a program edit error has occurred while running 

the program. 

F003D to F003F 

Unused