这是一个用C语言写的51单片机的51串口通信的程序，里面有非常详细的注释...

单片机的串口调试程序，可实现简单的串口通信-Single-chip serial debugging procedures can realize a simple serial communication

vetess交换机管理软件，支持CLI管理，WEB管理，SNMP等各种常用管理功能-vetess switch management software, supports CLI management, Web management, SNMP management and other commonly used functions

基于C51体系结构实现的电路保护的源代码，有非常珍贵的商业价值-C51-based architecture to achieve circuit protection of source code, has a very valuable commercial value

这是一个10的A/D转换芯片，用他与51单片机组成控制系统，具有结构简单，系统稳定的特点。-This is a 10 A/D converter chips, and with his 51 MCU control system is simple in structure, system stability characteristics.

频率可调 占空比可调 AVR 程序 程序可用 请放心用-Adjustable frequency adjustable duty cycle procedures AVR procedures available Please be assured by

ppt文件，介绍了瑞萨公司的主要嵌入式系统产品系列，以及M16C单片机的性能指标与结构特点 -ppt files, introduced the company s principal Renesas Embedded Systems product line, as well as the M16C MCU performance and structural characteristics

C8051F控制网卡芯片实现网络通信功能。显示出第三代51单片机的强大之处-C8051F control card chip network communication functions. Show that the third generation of powerful 51 SCM"s Office

P89C669存储实例: 说明： 1. inc 文件夹 是关于P89C669的头文件，在使用下面两个例子前，请首先将头文件拷到 ..KeilC51INC下. 2. Rom 文件夹 是关于P89C669的程序空间使用的例子，说明怎样利用大于64KB的程序空间。 3. Ram 文件夹 是关于P89C669的数据空间使用的例子，说明怎样在各个数据空间定义变量。 -P89C669 storage examples: Note: 1. Inc folder is on the first P89C669 documents, in the use of the following two examples, please first Kaodao header files .. KeilC51INC under .2. Rom folder P89C669 procedures on space use example of how to make use of the procedure is greater than 64KB of space. 3. Ram folder P89C669 data on space use examples to illustrate how the definition of data space in all variables.

采用C51编写的基于C8051F020单片机的定时器实用程序。-using C51 prepared by the C8051F020 timers utility.

一款关于ISD4004语音芯片的开发实例，采用C语言编写，具有完整的 SPI 总线操作函数，一定会为你做ISD4000系列芯片的开发带来很大帮助-ISD4004 voice chip on a development instance, using C language, with a complete function of SPI bus operations, will definitely help you make ISD4000 series chips have a great help