We found this circuit in an old documentation. Its purpose is to turn on warning lights when the vehicle in a garage touches or passes a sensing bar preventing it from hitting the wall.
USB58xx and USB59xx Devices Integrate a 2:1 Multiplexer to Support Reversible Connection of USB...
This circuit was obtained from an ancient American documentation. The coil consists of 80 to 100...
In the figure we show how to implement a voltage reference with the ON Semiconductor rail-to-rail...