Pengfeng Technology provides the Hummingbird E203 soft core for the Perf-V development board. Developers can easily use the RISC-V instruction set for programming applications. This article will try t
I recently encountered a problem with 485 communication. I need help from all the experts. The situation is as follows: I use a Kunlun touch screen to read a 24V powered, 485 output temperature and hu
Hello everyone~ When I was reading an article, I saw the mention of hot ground and cold ground. I wanted to ask everyone, what is the difference between the two? When I was in school, I knew about dig
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