I am a junior in electrical engineering and automation. I want to learn embedded development and work on hardware or driver layer in the future. Is it a deviation from the development direction of thi
Semiconductors with pure crystal structures are called intrinsic semiconductors . Commonly used semiconductor materials are silicon and germanium. They are both tetravalent elements, with four valence
I have two questions: 1. What GSM protocol specifications are used in SIM cards? 2. The project I am working on now is to read the information of the SIM card, that is, to send ADPU command packets to