Various types of wireless communication technologies support devices to achieve data communication between devices or between devices and serial port servers without cable connection, all of which are...
Since I have G D32C8T6 and 12864 LCD color screen, and some PCB manufacturers have very favorable policies, I decided to make a music spectrum display for fun.Design goals: small, low cost, battery po...
[size=4] PCB Layout is an extremely important step and link in the development process of switching power supplies. It is related to whether the switching power supply can work normally, whether the p...
[align=left][color=rgb(85, 85, 85)][size=4]For many people, their first exposure to energy harvesting was probably in the early days of solar-powered pocket calculators. While these types of calculato...
Checking the manual of HuaDa MCU, the GPIO pins should be in the mode of "input, output registers are uncertain" after power-on or hardware reset.The following two registers in the manual clearly stat...