Have you ever experienced the legendary unmanned retail store? It is said that you can enter the store by face recognition, and there is no cashier. You can take the money and run away. It is full of ...
[size=14px]Different from most ESP32 development boards, the ESP32 development board in this ESP32 learning activity has a microSD (also called TF) card holder. Generally, SD cards can be used via SPI...
Hello everyone, thank you for reading this post! I am a fresh graduate from a local university, and my major is electronic information engineering. In late May 2006, I decided to go out to work sudden...
As the title says, there is too little information about compensation. I have been studying analog electronics for too long and have almost forgotten everything. I really don’t understand it. Please h...