1. Overview A vehicle driving recorder, also known as a "black box", is a digital electronic recording device that records and stores the vehicle's driving speed, time, mileage and other status inform...
It's a lonely winter The midnight wind smiles cunningly Deliberately tearing off my thin clothes I played with my messy hair On the poor street Playing a lonely role Frustrated Cigarette Wandering in ...
[i=s]This post was last edited by wsmysyn on 2019-6-1 19:33[/i] [b]Background:[/b] I have paid attention to this news before. At that time, it was under construction and I passed by it once. Yesterday...
How to make a driver board for a brushless DC motor, including the high-voltage to low-voltage part, inverter module, driver module, current sampling module, zero-crossing sampling module, and the MCU...