Today I saw a power filter circuit like this. After the power is turned on, the normally open contact of the relay is closed and the filter capacitor (8UF) is substituted into the circuit through two
[align=left][color=#000000] In the field of wireless communication, the development direction of communication signals is digitalization. This trend is mainly because digital signals have good spectru
Abstract: Introduce IAP function and its related applications, as well as the practical significance of using GPRS to remotely implement IAP function; Combined with a groundwater remote monitoring sys
Technical characteristics of BluetoothBluetooth is a technical specification for short-range wireless communication. Its original goal was to replace the existing wired cable connections on various di
The price of stm32 microcontroller has risen horribly, and there are scalpers who are disrupting the market.Now we urgently need domestic 32-bit arm m3 m4 m7 microcontrollers to replace stm32 MCUs; re
How to easily determine the diameter of the adapter : https://training.eeworld.com.cn/course/4827Sometimes, a small problem at work may drive you crazy...For example, you find that you have an adapter