用数组做的八路单片机跑马灯试验，先逐个点亮，再奇偶交替点亮。...

利用stc12c2052单片机测量空气质量的-use stc12c2052 SCM measurements of air quality

基于测距式的超声波测距仪，以AT89C51单片机为核心，精度高、有数字显示功能，实验精度达0.5CM-location-based ultrasonic range finder to AT89C51 core, high precision, digital display, experimental accuracy of up to mile

51单片机模拟spi串行接口程序，在keilc51下编写-51 single-chip analog spi serial interface procedures keilc51 prepared

C51汇编必做试验7 -- 通过串行口与PC机通信（上位机控制的必备）-C51 compilation of tests must be done 7- through the serial port with the PC, communications (Host Computer Control Essential)

热电偶测温C51程序，可以同时测7路不同种类的热电偶，用一路铜电阻做零点补偿-C51 thermocouple temperature measurement procedures, and it can simultaneously test seven different types of road thermocouple, with copper resistivity way to do 0.1 Compensation

源码公开的MCS 51 单片机的宏汇编器 Macro Assembler of MCS MCS-51 micro controller Version 0.12 这是一个应届生写的习作 尽管这个软件A51 还未完全达到满意的效果不过与Keil 公司的A51 配合起来使用还是不错的 公开源码和文档的目的是希望能够给一些爱好者作为学习编译原理和C 程序设计的靶子同时也希望有更多的热心人参与修改源码直至更加完善 来自周立功公司-MCS 51 open-source SCM macro assembler Macro Assembler of MCS MCS-51 micro controller Version 0.12 This is a year of Health to write assignments A51 even though the software is still not yet fully satisfactory, however the effect of the A51 and Keil company with up or a good use of open source code and documentation which aims to compile a number of enthusiasts as a learning theory and C programming target but also hope that more and more enthusiastic to participate in modified source code until a more complete company from weeks Ligong

I2C的源代码,经本人测试通过,完全没有任何错误-I2C source code, as I tested, there is no any error

SPC3 SETUP PROGRAMS SP C3 SETUP PROGRAMS

延时采用指令延时的方法,通过改变系统时钟,改变延时的长短,用IOA口的低8位接的LED的闪烁显示出来-Delay the use of methods of instruction latency by changing the system clock, changing the length of delay, and low IOA I received 8 of the LED display flashes