Device of an automatic transmission for generating a start disabling signal

The invention relates to a device of an automatic transmission for generating a start disabling signal whose is inhibited from starting a cooperating with the automatic transmission, the engine or released on the basis, comprising: a) a position sensor (1) for determining a selecting position of an automatic transmission, wherein the position sensor performs a position measurement and providing a measurement signal; b) transducer means (2) for converting the measuring signal of the position sensor into a digital signal; c) a hardware circuit (5) which is provided from the converter means, the digital signal is a start disabling signal is generated.