Such as precision frequency meter frequency meter can be used for the frequency...

这是关于上臂袖带式电子血压计的单片机处理程序，仅供大家参考-This is on the upper arm cuff blood pressure monitor microcontroller electronic treatment procedures, for your reference

usb下载线，可以完全取代并口下载，为没有并口的笔记本提供方便。-usb download cable, you can completely replace the parallel port to download, there is no parallel port for the notebook with ease.

一个精彩的汇编程序，实现电子琴和倒计时功能，附有仿真文件-A wonderful compilation of procedures, to achieve organ, and the countdown function, with a simulation file

PWM 控制电机文档及源代码-PWM motor control documentation and source code

ATMEL单片机可用的文件系统源代码，支持FAT16/FAT32格式。-ATMEL SCM available file system source code, support FAT16/FAT32 format.

8051 F330 6位数码管显示 倒记时-8051f330 6 bit digital tube display

这是用于proteus仿真软件的程序源码，当然也可以在单片机上用，请努力学习嵌入式吧-This is for the Proteus simulation software program source code, of course, can also be used in SCM, please study hard embedded bar

PS2键盘设计---C51程序，详细介绍了对PS2键盘的响应和处理-PS2 keyboard design-C51 procedure, described in detail on the PS2 keyboard response and treatment

MT8888芯片的C51读写程序-MT8888 chip C51 literacy procedures

AT91SAM7S256开发板demo，已验证-AT91SAM7S256 development board demo, verified