[i=s]This post was last edited by paulhyde on 2014-9-15 03:50[/i]I am currently working on a task to build a function signal generator based on a microcontroller. I have not found a good method, so pl...
I want to use 2812 to achieve fixed off-time control of boost PFC. I compare the AC side current output with the given inductor current envelope, and finally query the GPIO output pulse according to t...
Problem description:I use the STM32 STLINK UTILITY burning software from the ST official website. After burning the program, I enable output protection, so that the program cannot be read out. When I ...
[i=s]This post was last edited by spacexplorer on 2014-7-5 17:39[/i] We have tested all the development boards sent by HELPER2416, but there are always omissions and violent couriers. We provide a 1-y...
I recently need to draw a PCB circuit diagram for analog-digital coexistence to make a board. When laying the ground network, there are always some isolated grid blocks. Some places cannot be connecte...
I have done a one-dimensional 2048-point FFT to calculate the distance, with a sampling rate of 5MHz. Since the laboratory radar has a range limit, I only keep the first 512 results of the spectrum ca...