May I ask, what are the methods to increase the communication distance of wireless communication system? Which one is the most effective and commonly used? Thank you....
Forum friends who are familiar with the Zigbee security mechanism should know that when joining the network, the Zigbee end device uses the default Trust Center link key (0x5A 0x69 0x67 0x42 0x65 0x65...
Sometimes dual power supplies are needed, but there is no negative power supply, only +5V power supply. I have used a reverse charge pump to generate a -5V voltage before, and the current was only 60m...
Xiaomi has officially launched a new technology, "One-finger connection" UWB, claiming that it will give mobile phones and smart devices the ability of "spatial perception", which can achieve the purp...