Double-click the PWMX instruction to display the following dialog box. In the following dialog box, specify each of the settings.
For details on the special I/O of the LT, refer to the following. 31.5 Controlling External I/O with LT
Setting
Operand
Description
Setting Range
CH
S1
Specify the channel number to which the PWM output is assigned.
CH1 - CH4
Output frequency
S2
Specify the output frequency (Hz). The value specified here is stored in #L_PWM*_WHZ.
Numeric Value 10 to 65000
Variable Integer variable only
ON duty value
S3
Specify the PWM ON duty value (%). The value specified here is stored in #L_PWM*_DTY.
For details on the valid range of the ON duty value, refer to the following.
31.5.8.2 ON Duty Value - PWM Output (LT Series)
Numeric Value 0 to 100
D1: Instruction Status
D1
Specify the integer variable for storing the status of instruction execution.
Integer variable only
