[i=s]This post was last edited by Yanyuan Technology House on 2019-6-13 08:56[/i]Normally, the linear amplification of a small DC signal into a large signal can be achieved only through an amplifier c
Design name: Dynamic QR code displayWorks photos:Project Description:
QR codes can be seen everywhere in life. They are used in various payment, collection, advertising, promotion, etc., because mobil
[i=s]This post was last edited by jinglixixi on 2021-1-9 23:22[/i]After a period of exploration, the problem of using the color sensor was finally solved. In fact, in retrospect, it was not as difficu
What attracted me to the ESP-Korvo board is that it is equipped with a microphone array and the array algorithm can be freely used in the software (although it is not open source). In the previous pos