Arduino RFID Access Control using a RC522 RFID reader with SPI interface on your Arduino You define a Master Card which is act as Programmer then you can able to choose card holders who will granted ...
Ever wondered if a small, low-cost board like the ESP32-CAM can actually recognise objects or even identify Indian currency notes? In this project, the answer is a clear yes. We combine the ESP32-CAM ...
Abstract: In a shopping mart, imagine ten people waiting in line. If the first five people have many items in their carts, the last person with only one or two items may wait a long time to pay. To ...
Abstract: Anti-collision methods are necessary during the presence of numerous transponders in the reading area of a RFID interrogator. Basically, there are two main methods (stochastic and ...
The AD5593R is an IO device with 8 channels that can be configured as ADC DAC or GPIO. In that sense it is one of the most flexible IO expanders on the market. Both the ADC and DAC are 12 bit, giving ...
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