DA5615,example to illustrate a variety of waveforms can be generated. Download c...

利用LS273译码器并结合8255a和8259编写的电梯控制器程序-Use LS273 decoder 8255a and 8259 prepared in conjunction with the elevator control program

HD44780在aduc812上的应用，汇编程序，调试成功-HD44780 in the application procedure compilation, debugging success

一个计算程序，能实现加、减、乘、除的计算。该程序接受 的是16进制数。 执行时，需在文件名后直接跟上计算表达式-a computer program can achieve, plus or minus, by, in addition to the calculation. The program is acceptable to the 16-band number. Implementation required in the file name directly to keep up with the formulas

这是一个用硬件描述语言来设计的交通灯程序，和实用，很经济。-This is a hardware description language used to design the traffic light procedures, and practical, it is economic.

一个rs-232接口的程序，已经通过调试。收发只用一个定时器。主芯片――8xC751-an rs-232 interface procedures have been adopted debugging. Transceivers only a timer. Main chip-- 8xC751

该程序采用汇编语言完成，基于AT89C51adc0809和LCD1602实现数字电压表-The procedure used to complete assembly language, based on the LCD1602 realize AT89C51adc0809 and digital voltage meter

一个关于内存驻留的汇编源代码-memory of the presence of a compilation of source code

C通讯录代码，简单实用~~~ ~~~ ~ -C code, simple and practical

定时器和计数器，proteus仿真，程序原理图全套。-Timers and counters, proteus simulation, process a full set of schematics.

its about office management system which tells how thing can be managed