I am going to let the microcontroller communicate via radio frequency, and I bought two E10-433MD radio frequency modules from Chengdu Yibite. The modules use the SI4463 chip. I have been looking for
[b]Purpose[/b] Compare the test accuracy of several ultrasonic sensors to provide a reference for everyone's use. [b]Methods[/b] Write different programs into microbit, use McQueen's ultrasonic sensor
This book is based on the author Li Wenqing's many years of experience in high-speed PCB design. It uses Allegr016.6 as the software platform and practicality as the principle. It explains in detail t