MFRC522的内部发送器部分可驱动读写器天线与ISO 14443A/MIFARE卡和应答机的通信，无需其它的电路。 接收器部分提供一个功能强大和高效的解调和译码电路，用来处理兼容ISO 14443A/MIFARE的卡和应答机的信号。

Learn how to tie a crawler harness for walleye fishing using basic components like fluorocarbon line, octopus hooks, beads, and spinners. Step-by-step DIY guide ...

Top 8 Best YouTube Channels for Free AI Tutorials Check out full recorded lectures, animated explainers, or frenetic YouTube experimenters: Here are the best AI courses.

PCB Studios has just launched the “Flipper Zero ESP8266 Deauther” adapter board for Flipper Zero that enables users to conduct de-authentication attacks on Wi-Fi networks. Running a modified version ...

A Wi-Fi wireless platform with embedded Linux web server and its integration into a network of sensor nodes for building automation and industrial automation is implemented here. In this system focus ...

Access system allows authenticated persons to enter restricted areas. The paper describes proposed and realized centralized access system with remote control possibility. The authentication is based ...

基于MFRC522的NFC通讯验证板，SPI接口，完全兼容Arduino的MFRC522的库。 因为自己项目需要一个非常小的NFC 天线，30*20mm。所以要重新画一个PCB NFC天线。但又担心 阻抗匹配 和 国产芯片 兼容度问题，先做了块验证板。顺便学习下13.56MHz天线的调谐方法。 板子上有四个区域，分别是 1. 不含rc522 芯片 的匹配 ...

The main function of this project is to use an ESP8266, and MFRC522 RFID reader, and and IR remote / sensor to create a fully functioning lamp / a modern take on a record player using spotify's api.