Dear friends: I recently encountered a very strange problem, that is, in the arm9260 environment, functions related to domain name resolution will fail. I tried gethostbyname, which returned NO_RECOVE...
Question: C8051F583, VDD (PIN4) and VDDA (PIN5), are they powered internally, right? As shown in the figure below, the VDD and VDDA pins only need to be connected to two capacitors (10uF, 0.1uF) exter...
[i=s]This post was last edited by lonerzf on 2014-1-18 21:25[/i] With the foundation of [url=https://bbs.eeworld.com.cn/thread-428579-1-1.html][color=deepskyblue]BB Black Getting Started: Getting Star...
Many USB flash drives now have an LED light. When you select safe deletion (before unplugging from the host), the LED light can automatically turn off. There is no such data packet for safe deletion i...