Detailed description of the operation of the FTOF function
Original instructions
Timing diagram
Timing diagram.
Operation
The following table describes the operation of the FTOF function:
Phase
Action
Description
1
Rising edge on the Enable input
The current value takes the value 0 (even if the timer is running), and the OUT_Ftof output bit switches to 1 (or stays at 1).
2
During the rising edge of the Enable input
The timer is launched, and the current value increases from 0 to the Presel_Value (in hundredths of seconds).
3
When the current value has reached the Presel_Value
The OUT_Pulsor output bit returns to 0.