Ultrasonic transmitter and receiver split ruler (GPS/BDS chip PPS signal is used as time synchronization, the synchronization error is about ten microseconds)
This is a self-made project that I have p
Today, MicroPython officially released the pyb D series development board and started selling it in the official store. The matching baseboard and expansion board are also on sale. The new pyb D serie
Regarding the directional positioning of Bluetooth 5.1, I have looked online and found that there are basically no in-depth articles. Most of them are just superficial introductions. I feel that this
Original article by Mr. High Speed | Huang GangIf you are asked to evaluate the crosstalk of high-speed serial signals, you will say that their crosstalk is below -40db and has no effect. But if you a