12864 做成的数字钟 内含有仿真 是PROUUE 的仿真

本文介绍了AT89C2051单片机的性能和特点，并在分析了超声波测距原理的基本系统框图。该设计系统经校正后，其测量精度可达0.1米-This paper introduces the AT89C2051 MCU performance and features, and the analysis of the basic principle of ultrasonic distance measurement system block diagram. The design system has been corrected, the measurement accuracy up to 0.1 meters

在LED上显示中文汉字的源代码，采用汇编语言，对于入门者帮助很大。-LED display Chinese characters in the source code, using assembly language is very helpful for beginners.

一个使用ARM7TDMI LPC2104的一个点阵屏程序。-an ARM7TDMI LPC2104 use of a lattice screen procedures.

用LCD1602来显示日期和时间，源码程序-LCD1602 display with date and time, source program

单片机开发类网站集锦-MCU Development website Collection

键盘与显示 4*4键盘 8个数码管轮流扫描作动态显示 硬件电路需要74LS138 cd451 -Keyboard and display 4* 4 keyboard 8 digital tube rotation scanning circuit for dynamic display hardware need 74LS138 cd451

串行通讯_查询方式 有详细的文字说明 可用于单片机 串行通讯时查询连通性用-Serial communication _ query has detailed text description can be used for single-chip serial communications connectivity with inquiries

DDS9852开发板测试程序，此为我自买的板的源程序！-Development board DDS9852 testing procedures, since I bought this as the source of the plate!

P89CXX编程器控制CPU接收和控制程序-P89CXX programming control CPU to receive and control procedures

很好的代码，好好学学，关于51单片机开发的独立键盘程序-A very good code, good to learn about the development of an independent 51 MCU Keyboard Program