#include stdio.h
#define FRAME180
short int h[19] = {399,-296,-945,-1555,-1503,-285,2112,5061,7503,8450,7503,5061,2112,-285,-1503,-1555,-945,-296,399
};
static short int nBuff[FRAME + 20];
void Lowpas
1. IntroductionDuring the debugging process of the device, you often need to check some data and operating status of the device. Use the STM32H745 development board to display the main data and status
PCB panelization is mainly to make full use of the board materials and improve production efficiency. [/size][/font][/color][/align][align=left][color=rgb(51, 51, 51)][font=-apple-system-font, BlinkMa
There are many high-frequency ultrasonic sensors for sale on the Internet, but they do not have the relevant sensor processing circuits.
How can we design this kind of circuit? The sensor doesn’t seem
[size=4]:pleased:Attention! The opportunity to fulfill your evaluation wish is here! There is an evaluation wishing tree here. As the name suggests, if you are interested in a board and think it is su