能准确测量输入频率，配备相应的C语言程序。

C51库只提供长整形乘法，对于超过长整形的计算只能自己编辑软件。-C51 for only provide long-plastic multiplication, long plastic over the calculation only their own editing software.

单片机实现DDS 利用单片机和AD9851来产生高频率的正弦波 本程序为一个测试程序,只产生一个频率不便的正弦波-Realize single-chip AD9851 single-chip computer and DDS to generate high-frequency sine wave of this procedure as a test procedure, only the inconvenience of a sine wave frequency

SMC162S实现时钟，可以计时，即实现数字时钟-Realize SMC162S clock, can be a time, that is, digital clock

这是msp430 time b的例程，请查收，接下来还有-This is the msp430 time b of the routine, please check, then there

用增强型单片机51RD2做的控制器，功能包括驱动320*620的LCD，AD/DA采集，键盘采集，微型打印机接口，多CPU通信，ISP在线远程下载等。-with enhanced microcontroller 51RD2 do controller, Driver features include 320* 620 LCD, AD/DA acquisition, keyboard acquisition, micro-printer interface, Multi-CPU communications, remote ISP online downloads.

SM903报警主机源程序 直接烧写即可-SM903 alarm host source can be directly Shao Xie

remote.c 学习型遥控器 使用keil c51 2008.10.12 使用AT89C52单片机，12MHZ晶振，-remote.c learning remote control using keil c51 2008.10.12 using AT89C52 single-chip, 12MHZ crystal,

1602液晶的驱动程序，调用其中的函数即可对其命令和数据完全操作！-1602 LCD driver, call a function which can be ordered and its data fully operational!

在WinAVR下的ST7565点阵图形驱动程序，可以显示5*7

LCM驱动程序，包含例程有注释，文件资料-LCM driver routines are included in notes, documents, etc.