The constant current driver chip on the LED lamp is broken. The size of the chip is about 5mm*2mm. The mobile phone cannot take a picture of it. There are only five digits printed on it, 42061 (or 420
Using the built-in USB function of N32G45, connect the computer USB, virtualize a USB serial port, and realize data communication between the computer and the development board. The official MDK provi
Heat is transferred through objects and space. Transfer is the movement of heat from a source to another location.Three forms of heat transferThere are three main forms of heat transfer: conduction, c
Principle and application of single chip switching power supplySince the application of switching power supplies in the 1970s, many fully functional integrated control circuits have emerged, making th