I am a newcomer in the solar photovoltaic industry and only know how to use a laminator. My company's equipment: Boshuo semi-automatic laminator (button type) Equipment problem: Siemens LOGO! 230RC an...
[size=5][backcolor=rgb(222, 240, 251)]Allwinner A33 processor supports Android 4.4 and 6.0 versions[/backcolor][/size] [backcolor=rgb(222, 240, 251)]Because the default configuration in the system sou...
Security display, large screen splicing is becoming more and more market-oriented and widely used, but the price is getting cheaper and cheaper. Is this a good thing? How many people can stay in the m...
The experiment is to control the on and off of an LED by pressing a button, but on the development board, the result is that the K1 button (GPIO12) controls LED5 and 6 (GPIO4 and GPIO5) to light up to...
[size=4]Many engineers who have never used switching power supply design will have a certain fear of it, such as worrying about the interference of switching power supply, PCB layout problems, paramet...