程序资料共享 希望大家共同进步 共同努力 加油 ！

C51 LCD of meniumItC51 LCD of meniumIt

可以测试0~25V的直流电压，有软件滤波，和小数点自动进位功能.-Can test the 0 ~ 25V DC voltage, a software filter, and the decimal point automatic feed-bit functionality.

the C (source) file for Graphic LCD with Toshiba T6963 controller

PS2键盘和1602液晶显示器件的编程，望高手指点-PS2 keyboard and 1602 LCD programming, hope you instruct

用于Atmel单片机ISP下载的程序，该源码比起easy51更通俗易懂，且与easy51兼容，移植也容易。-for Atmel microcontroller ISP download procedures, the source easy51 more accessible than, but compatible with the easy51 transplant easily.

单片机控制的双路有源滤波器设计。有用的朋友请下载-Single-chip dual-controlled active filter design. Friend please download useful

高性能立体声音频Codec芯片TLV320AIC23B的ARM控制源码

2007年刚推出的语音芯片ISD1760和单片机STC89C58配套的C51源程序，调试通过，包括完整的C语言和头文件-2007 has just launched ISD1760 voice chip and single chip package STC89C58 the C51 source, debugging through, including the complete C language and header files

密码锁:根据设定好的密码，采用二个按键实现密码的输入功能，当密码输入正确之后，锁就打开，如果输入的三次的密码不正确，就锁定按键3秒钟，同时发现报警声，直到没有按键按下3种后，才打开按键锁定功能；否则在3秒钟内仍有按键按下，就重新锁定按键3秒时间并报警-Password Lock: According to set a good password, the password used to achieve two key input function, when to enter the correct password, the lock will open, if entered incorrect password three times, on the lock button 3 seconds, also found that alarm sound, do not press the button until the three kinds of after the Open button lock function otherwise, there is still a matter of seconds in the 3 button press, on the re-lock button 3 seconds time and alarm

单片机C51控制，实时时钟程序，单片机掉电后重新启动仍能准确显示时间-C51 single-chip control, real-time clock procedures, single-chip power-down after the restart time can accurately show