Posted in Arduino Hacks, Lifehacks Tagged 9V battery, arduino, arduino nano, IR temperature sensor, leds, lever switch, limit switch Riding Mower Repair Uncovers Miniature Culprit June 4, 2021 by ...

Essentially, each pnp transistor compares a reference voltage on the npn emitter with the voltage across the lower limit switch circuit resistors R4, 5 and 6, directing current to the led if the limit ...

The designer does not have to worry about the impact of switch degradation over time, atmospheric and environmental conditions, or software updates recreating switch bounce problems. LogiSwitch’s ...