The integration of the QR payment mode with GSM-operated vending machines presents a modern solution that combines the convenience of digital payments with the familiarity and accessibility of ...

The purpose of this research is the design of the water clarity monitoring system in the aquarium can detect the level of clarity/turbidity of water at a certain level, using Arduino Uno ...

Written by Kevin (KTOWN) Townsend for Adafruit Industries. BSD license, check license.txt for more information All text above must be included in any redistribution To install, use the Arduino Library ...