An operating control method of a motorized driving device of a closure or sun protection home automation installation, the closure or sun protection home automation installation comprising a concealing device , the concealing device comprising at least: - a screen , and - a winding tube , the motorized driving device comprising at least: - an electromechanical actuator making it possible to wind and unwind the screen on the winding tube , between a wound position and an unwound position, the electromechanical actuator comprising at least: - an electric motor , - an output shaft connected to the winding tube of the concealing device , and - an electronic control unit , the electronic control unit comprising at least: - a device for measuring an intensity value (I) of an electric current passing through the electric motor , - a memory storing a plurality of intensity threshold values (S), and - a device for detecting obstacles and ends of travel, during winding of the screen and during unwinding of the screen , said method comprises at least: - a step (E21) for measuring a first intensity value (I1) of the electric current passing through the electric motor via the measuring device , characterized in that said method comprises at least: - a step (E24) for determining a difference in intensity (ΔI) relative to the first measured intensity value (I1), after a period of time (Δt) has elapsed beginning from the moment at which the first intensity value (I1) is measured, - a step (E25) for selecting one of the intensity threshold values (S) based on the elapsed period of time (Δt), - a step (E26) for comparing the determined difference in intensity (ΔI) to the selected intensity threshold value (S), and - a step (E27) for determining the presence or absence of an obstacle or an end of travel by the detection device based on the result of the comparison step (E26). - a screen , and - a winding tube , - an electromechanical actuator making it possible to wind and unwind the screen on the winding tube , between a wound position and an unwound position, - an electric motor , - an output shaft connected to the winding tube of the concealing device , and - an electronic control unit , - a device for measuring an intensity value (I) of an electric current passing through the electric motor , - a memory storing a plurality of intensity threshold values (S), and - a device for detecting obstacles and ends of travel, during winding of the screen and during unwinding of the screen , - a step (E21) for measuring a first intensity value (I1) of the electric current passing through the electric motor via the measuring device , - a step (E24) for determining a difference in intensity (ΔI) relative to the first measured intensity value (I1), after a period of time (Δt) has elapsed beginning from the moment at which the first intensity value (I1) is measured, - a step (E25) for selecting one of the intensity threshold values (S) based on the elapsed period of time (Δt), - a step (E26) for comparing the determined difference in intensity (ΔI) to the selected intensity threshold value (S), and - a step (E27) for determining the presence or absence of an obstacle or an end of travel by the detection device based on the result of the comparison step (E26). <EOS>