Pulse output instructions
1224
Part IV Tool Instructions
PulseInfo_IsActive
Check if pulse output is active
See also:
Pulse output tool instructions in the online help
PLC types see page 1329
Variable Data type Function
iChannel INT Pulse output channel:
FP
: 0, 2
FP-X R: 0, 1
FP-X 16K C14T: 0, 1, 2
FP-X 32K C30T, C60T: 0, 1, 2, 3
FP0R: 0, 1, 2, 3
FP0: 0, 1
FP-e: 0, 1
Output variable BOOL TRUE if pulse output is active
Description
This instruction evaluates the pulse output control flag and returns TRUE if the pulse output
channel specified by iChannel is active.
Data types
Example
In this example the function has been programmed in ladder diagram (LD) and structured text (ST).
The same POU header is used for all programming languages.
POU header
All input and output variables used for programming this function have been declared in the POU
header.
Body
LD
ST
When programming with structured text, enter the following:
if (bPulseOutput_Check) then
bPulseOutputActive := PulseInfo_IsActive(iChannel := iChannel);
end_if;