While we still use the touch screen or button-based UI for ATM, vending machines or lifts, contactless systems have become an essential requirement in the market these days. Therefore, we will be making a solution that displays UI on the phone and can be thus used as an input to any device such as ATMs, […]
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View more at https://www.electronicsforu.com/electronics-projects/hardware-diy/qr-code-based-ui-for-vending-machine-atm-and-lift.
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