Corentin Perret-Gentil
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Laundry payment system

Python, PHP, MySQL, C++ , Arduino, RFID (MFRC522), GSM (Sim800L).

The payments are received on the server, and transmitted via GSM to the devices on-site. On presentation of the RFID card of an account holder, the relays activate the machine, while Hall sensors measure the current consumed to charge the right amount.

Picture of the stripped down prototype:

With the PCB made using the great KiCad and printed for cheap at Smart Prototyping:

Last updated: July 2020