The SIM900A hardware manual states that a 100uF tantalum capacitor should be used, but does not specify what the voltage should be. How should the voltage of the tantalum capacitor be selected?
BCM Ultra-high Voltage Bus Converter Moduledescribe
The ultra-high voltage BCM is a family of high efficiency fixed ratio converters that can take 400 - 700V or 500 - 800V inputs and produce an unregu
On May 7, 2021, IBM announced the development of a 2-nanometer chip. This invention has undoubtedly taken chip technology a big step forward.
According to Yang Fujia's "Atomic Physics", the diameter o
Joystick1.1 Joystick Introduction
The joystick is ergonomic and easy to operate, so it is widely used in various toys, such as remote control airplanes, remote control cars, etc. The following figure