Abstract: Through the use of the Espressif Systems32(ESP32) microcontroller's embedded Global Positioning System (GPS) Neo 6m module, DS3231 RTC, Network time protocol(NTP) Pool Server, and Organic ...
Abstract: This paper presents a Smart Trolley with an Automatic Billing System using RFID technology to enhance the retail shopping experience. The focus is on automating the checkout process, ...
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