| This board is used to use a pulse coin acceptor to control the on-time of a device—in my case, an air conditioner. It controls a display wit...
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| The board is useful for controlling (switching on and off) six independent users, which can be lights or other loads, using momentary switch...
| The circuit electrically disconnects the 220VAC line from the load (TV). It is controlled by an Arduino Nano Super Mini and uses an ACS712-5...