这是用51单片机编写的电子密码锁，调试通过。

用两个89S52作的异步串行双工通信之发送程序-89S52 made with two duplex asynchronous serial communications sent procedures

采用IAR进行编译。 这是ATMEGA128单片机的BOOTLOADER的源码。 和AVRSTUDIO配合使用。 具体请参考bootloader.c的注释说明。 如有任何问题请邮件联系。-used for IAR compiler. This is ATMEGA128 SCM BOOTLOADER source. And the use of AVRSTUDIO tie. Please refer to specific bootloader.c note of the Notes. If you have any questions please contact mail.

AVR程序写的１２８６４程序，带有绘图功能-12864 programs written in AVR program with graphics capabilities

利于省电的自动断电电路，当程序空闲时可以自动断电。应用与C51平台-conducive to the power-saving auto power circuit when the program can automatically when idle power outages. Application platform with C51

使用ISD4004语音芯片与单片机连接，设计的一个任意录音或放音8―16分钟的模块，注解详细。-Use ISD4004 voice chip microcontroller, design an arbitrary recording or playback 8-16 minute modules, detailed annotations.

运用AVR单片机MEGA16L控制NRF24L01射频芯片，进行数据的发送应用。-use mega16l to control nrf24l01 as a transmiter

很不错的频率计的设计，希望大家多多指教-Cymometer very good design, I hope everyone exhibitions

一个完善的单片机tcpip实现,包括http/tftp/pop3/smtp,开发环境是富士通的16位单片机-a perfect realization of SCM TCPIP, including http/tftp/pop3/smtp, development environment is Fujitsu"s 16-bit MCU

高速DDS芯片AD9851的应用程序，基于AVR128单片机最快可产生180MHZ正弦波（对PCB的要求很高！）

一般机箱的51单片机温控程序设计，程序较长，在关键部分做了注释。-51 single-chip general chassis temperature control program design, procedures longer to do the key part of the Notes.