Hello, moderators and professional technicians: I am a new student. I have recently uploaded three learning materials. I am not able to evaluate the quality of the uploaded materials and the newness a
Today, as the market turns to 5G, more than 100MHz of continuous bandwidth is provided in the range of 2.6 to 5GHz. Therefore, the radio frequency used by 5G small base stations is higher and the sign
Environmental monitoring terminalAuthor: JohnBrief introduction of the work (100-200 words)
(Design name, work photo, function introduction, etc.)This project is an environmental monitoring terminal t
I used stm32 to drive the MAX7219 module. I found that the module had different power-on behaviors at different times, and the behaviors were different when the emulator was plugged in or not. I had p