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QRS
- 这是基于PIC系列单片机的C语言编程，采用阈值法检测QRS波，并且将检测到的QRS波经过高低通滤波、微分、移动窗口积分后，通过检测两个相邻的峰值，计算出心率
Triangular
- 利用单片机C语言编程，设计一个程序，产生三角波和矩形波，并能在示波器上轮流显示，显示时间间隔可调.-Using microcontroller C language programming, design a program to produce triangular and rectangular waves, and can turn on the oscilloscope display, the display time interval is adjustable.
LED
- 数码管显示，通过c语言编程，然后下载到单片机，在工程中模拟成功。-Digital display, through the c programming language, and then downloaded to the microcontroller, analog successful in engineering.
display-picture
- 点阵显示图像，基于C51单片机开发的在点阵上显示图像，基于C语言的编程。-Dot matrix display images, based on the C51 microcontroller development in the dot matrix display images
display
- 基于C51单片机开发板的礼花倒计时数码管点阵显示，采用C语言编程。-Digital countdown fireworks lattice C51 microcontroller based development board display, using the C programming language