The objects are just 3 coins.
A PIR sensor is useless for detecting cold metal coins. PIR sensors detect people, so you'll need to set your apparatus up to count people carrying coins. Good luck with that.
The objects are just 3 coins.
A PIR sensor is useless for detecting cold metal coins. PIR sensors detect people, so you'll need to set your apparatus up to count people carrying coins. Good luck with that.