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by bidule97
Mon Dec 11, 2017 11:23 am
Forum: Projects
Topic: sensors / keychain communication
Replies: 0
Views: 319

sensors / keychain communication

Hello, I would like to have a sensor talking to a keychain. The sensor can have two states "on" or "off". The sensors should be on "on" state when a 2 to 20kg weight is on top of it and should be in "off" state when no weight (or under 2kg) is on top of it. When the sensor goes "on" it sends a "in" ...