Detailed description of the operation of the PL7_TP function
Original instructions
Chart
Chart.
Operation
The following table describes the operation of the PL7_TP timer function:
Phase
Description
1
When there is a rising edge on the TP_Timer_1.S, input the timer is started
2
The output bit TP_Timer_1.Q changes to 1.
3
The current value TP_Timer_1.ET of the timer increases from 0 towards TP_Timer_1.PT at a rate of one unit for each pulse of the time base TB
4
The output bit TP_Timer_1.Q falls to 0 again as soon as the current value reaches TP_Timer_1.PT
5
When the TP_Timer_1.IN input and the TP_Timer_1.Q output are at 0, TP_Timer_1.ET takes the value 0.
6
This monostable cannot be reset.