用51引脚模拟SPI，进行ad7706读写操作。

课程设计，单片机用的是at89s51，C语言编程，希望对有的同学友邦做-Curriculum design, single-chip microcomputer is used at89s51, C language programming, in the hope that some students do AIA

单片机的C语言实现的对RAM进行测试的C语言的源代码。可供单片机开发人员验证RAM时参考。-SCM C language of the right RAM for testing the C language source code. MCU for developers to test RAM reference.

系统的最小板程序，可以作为其他开发的基础！可以通过键盘控制！-the smallest board procedures, can be used as the basis for other development! Keyboard control can!

LINUX智能手机手机MOTOROLA E2 图形接口源码-LINUX smartphone MOTOROLA E2 mobile phone graphics interface source

//115.2k串行口通信程序，校验方式为简单双向校验, //而且是必要的，因为任何采用中断、crc等的方法 //均很难保证速度和避免错误. //总体速度5KB/秒 //单片机程序 //使用22.1184晶振-//115.2k serial port communication procedures and testing methods for the simple two-way check,// it is necessary, because any interruption used, the method crc// it is very difficult to ensure speed and avoid mistakes.// Overall speed 5KB/s// MCU procedures// crystal use 22.1184

三个点温度进行监视；任意一个测温点大于设定温度报警提示-3-point temperature monitoring any point of a temperature greater than the set temperature alarm

ic卡读写方式和内容，程序的模块化可用，比较方便，还可以-IC card reader formats and contents, procedures can be modular, more convenient, but also

I2C及ATC2401--很有价值的哦-I2C and ATC2401 valuable Oh

USB非接触式IC卡读写器，主要用于读写IC卡-USB contactless IC card reader, mainly for the IC card reader

在51单片机上实现UCOS嵌入式系统编程。用户可自由添加代码。-To realize ucos embedded system programming in 51 single chip. code can be added freely.