Counter instructions
709
Part III FP Instructions
A rising edge at the input Count_Trigger activates the counter. The boolean variable at the input
UpDirection sets the direction of the counter (TRUE = up, FALSE =down). TRUE at the input
Reset_Preset resets the counter to the starting value.
LD
ST
When programming with structured text, enter the following:
output_value:=F118_UDC( UpDirection:= up, Count_Trigger:= count,
Reset_Preset:= reset, s_PresetValue:= set_value);
(* output_value contains the count value *)
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