文：杜杰编辑：侯煜最近 Token 这个词热度很高，聊数字经济、人工智能基本绕不开它。但因为概念偏技术，再加上 “货币化”“激励” 这类说法，很多人下意识就把它和虚拟货币、股权混在一起，越听越糊涂。先把最基本的概念说清楚：Token 原本只是数字世界 ...

I 2 C as many of you know, is a simple serial interface for many peripheral devices to micro controllers, but it can quickly become confusing to people who may not be accustom to it. Because of that, ...

It’s a well-known fact that all devices in a system need some kind of communication method to interact with each other inorder to maintain proper functioning of the whole system. In practice we can ...

导语：如何快速入门嵌入式系统？ 雷锋网按：嵌入式产品Hacking 一直都是备受关注的议题，而越来越多的攻击者也瞄上了物联网嵌入式设备。跟以往纯软件安全研究不同的是，这类研究往往需要结合相应的硬件知识和设备。如何能快速入门嵌入式系统？雷锋网 ...

Here you can learn many more interesting and useful about USB bootloaders for AVR microcontrollers. In practice, one of the most proper microcontroller programming method is using a bootloader program ...