Recently, I found a large number of new Motorola E2s in stock on Xianyu. Judging from the photos and the price of only over 100 yuan, they are unlikely to be refurbished. This price is almost unprofit...
[size=5]I saw a very good article on the Internet about the integration circuit and how to understand the role of capacitors. It can be used as a method of qualitative research on integration circuits...
[i=s]This post was last edited by eagler8 on 2021-10-4 09:16[/i]I suddenly had the urge to do a series of topics on sound visualization. This topic is a bit difficult and covers a wide range of areas....
As discussed in Part 1, the analog sensor signal chain faces high-precision challenges: multiple gain, signal conditioning, and complex analog filtering stages, all feeding the SAR-ADC; thus, analog e...
6-Hardware I2C reads DHT12 dataAfter trying it for a while, I found that the CH582 library function is simple and convenient to use, and it is easy to get started. However, some routines are lacking, ...
Recently, Huawei has been exposing the news every day. Is it so difficult to send text messages using satellites?
Mobile phone positioning also uses satellite interactive information, and the messages...