There is a circuit that can automatically shut off the power if not used for a long time. How is it controlled? Its main chip is EC51925A. This chip should be controlled by a certain pin, but I don't
From military and aerospace to hobbyists, the promise of software-defined radio (SDR) is that with a single piece of hardware, users can capture, demodulate, and access RF signals across a wide range
The STMicroelectronics LPS33HW pressure sensor is an ultra-compact piezoresistive sensor that functions as an absolute digital output barometer in a waterproof package. The LPS33HW pressure sensor con
There are a lot of posts discussing the Internet of Things online, but most of them introduce theories or hardware and communication-related issues, such as the Internet of Things module, the Internet