The equivalent circuit of electronic components is very useful for circuit analysis. It can help us understand the working principle of the component in the circuit and provide a deep understanding of
The original text is in French and can be easily converted into Chinese through the translation function of the browser.https://www.raspberryme.com/ide-micropython-pour-esp32-et-esp8266/
This snake only implements basic functions, and some error detection is not added. I will add it later.
For drawing, I just wrote a few lines of code to do simple drawing, without using LVGL.
Since th
Data learningDownloaded the chip data sheet version 1F from Qinheng's website. The CH224 series includes three chips, CH221K (SOT23-6), CH224K (ESSOP10), and CH224D (QFN20). The main function is to su
[i=s] This post was last edited by tiankai001 on 2019-1-8 10:54 [/i] [b]4. Typical collector DC circuit of NPN transistor with negative power supply 2 [/b][align=left][color=rgb(34, 34, 34)][font="]Th