1. IEEE 802.15.4/ZigBee IEEE 802.15.4 is a low-rate WPAN standard developed specifically to meet the requirements of low-power and low-cost wireless sensor networks. IEEE 802.15.4 operates in the ISM
[i=s]This post was last edited by qwqwqw2088 on 2020-9-25 11:09[/i]The LM2596 series is a 3A current output step-down switch integrated voltage regulator chip produced by TI. It contains a fixed frequ
The previous article introduced the use of OLED plus LVGL to display real-time data of temperature and humidity. This time we use the W800WiFi module above for wireless transmission and view it on the
The AC voltage regulator uses a thyristor voltage regulator. The thyristor AC voltage regulator has a simple circuit, is easy to install, and is convenient to control. It can be used as a voltage regu