In the field of contactless card swiping, there are three ways to achieve low power consumption:
1. Optimize the chip wafer to reduce power consumption (this is very useless, the reduced power consump...
I'd like to show you the ESP32-S2-Saola-1 development board I just got. I plan to learn about it first and then share it with you.Compared with pyESP32, the size is similar, but the antenna part is ex...
This tutorial will teach you how to play with the balancing car step by step!The course content first explains the basic principles of the balance car, such as the principle of DC motor, the use of en...
As shown
The purpose of the circuit is to use the triangle wave input at the same phase end and the variable DC input at the inverting end to generate a PWM wave with adjustable duty cycle through the...