I have been using the compiler to power the microcontroller for debugging, and there were no problems. Recently, I have used other power supplies to supply 3.3V as the power supply for the microcontro...
When people use z-stack to make application products, especially consumer electronics products, they will have a headache when networking. Usually, people set PANID and channel in the program to make ...
In reality, the dB unit is very confusing, and many experts may not be very clear about it. The following is an excerpt from the "Concise Dictionary of Measurement Unit Symbols" (by Li Shen'an) publis...
I am using st-linker, jtag connection is correct, reset pin is pulled high by 4K pull-up resistor, and the potential of each power pin is correct. When connecting to the emulator, the following proble...
Simulating manual touch screen operation on mobile phones is the beginning of the imagination of technology research and development. With this imagination support, there are subsequent technical brea...
[Ask if you don't understand] For a three-phase bridge rectifier, if the input is 380V, the output DC bus is the square root of 2 times 380, or 540 volts. How come some rectifiers say that the output ...