An IoT-enabled smart attendance system built using RFID technology, the ESP32 microcontroller, and a LAMP stack. This system not only tracks attendance but also controls access through a solenoid lock ...

In this study, a project has been prepared using the HC-06 Bluetooth communication module, which uses the RC522 RFID NFC module to perform the verification process using the STM32F103C8T6 ...

#define PICC_REQALL 0x52 // 寻天线区内全部卡 #define PICC_ANTICOLL1 0x93 // 防冲撞 #define PICC_ANTICOLL2 0x95 // 防冲撞 #define PICC_AUTHENT1A 0x60 // 验证A密钥 #define PICC_AUTHENT1B 0x61 // 验证B密钥 #define PICC_READ ...

Abstract: The concept of Smart Trolley improves the shopping experience by automating various processes by using RFID or Radio Frequency Identification technology. It comprises RFID tags for the items ...

Abstract: In today's era, traditional shopping encounters inefficiencies, with over 70% of consumers dissatisfied due to slow checkout processes, resulting in an average of 2.5 hours hypothetically ...