51系列单片机实验课程：计数 （通过串口，计数输入的字符数）...

AD7705程序，基于AT89C52单片机-the program for ad7705，based on the AT89C52 mcu

简易电子琴的设计 一、 设计题目： 设计一简易电子琴，要求能够发出1、2、3、4、5、6、7等七个音符。 使用元件：AT89C51、LM324，喇叭，按键等 二、 设计目的 （1）能够对电子电路、电子元器件、印制电路板等方面的知识有进一步的认识，独立对其进行测试与检查。 （2）熟悉8051单片机的内部结构和功能，合理使用其内部寄存器，能够完成相关软件编程设计工作。 （3）为实现预期功能，能够对系统进行快速的调试，并能够对出现的功能故障进行分析，及时修改相关软硬件。 （4）对软件编程、排错调试、焊接技术、相关仪器设备的使用技能等方面得到较全面的锻炼和提高。-simple design of a flower, a design : a simple flower design, request, sent seven notes. Use Element : AT89C51, LM324, speakers, such as two keys, designed (a) to be able to electronic circuits, electronic components, such as printed circuit boards with the knowledge to further understanding of its independent testing and inspection. (2) familiar with the 8051"s internal structure and function and the rational use of its internal registers can be completed software programming design work. (3) To achieve the desired functionality, the system can quickly debugging, and the right to function failure analysis, the timely revision of the related hardware and software. (4) The right software programming, debugg

SST89E58RD仿真器的制作有关的PCB,说明和监控程序,可以用来对51单片机进行仿真-SST89E58RD simulator produced the PCB, description and control procedures can be used for 51 single-chip simulation

对于 压力传感器的 51单片机的处理 程序 外加 仿真-Pressure sensors for 51 plus SCM process simulation

非接触式无线巡更系统实现讲解，希望能给大家带来帮助-Non-contact wireless realize on Patrol System, I hope everyone can help

* The keyboard is assumed to be a matrix having 4 rows by 6 columns. However, this code works for any * matrix arrangements up to an 8 x 8 matrix. By using from one to three of the column inputs, the driver * can support "SHIFT" keys. These keys are: SHIFT1, SHIFT2 and SHIFT3.

STC89C58RD+系列从isp程序切换到应用程序,觉得有点用的可以下来-STC89C58RD+ Series from the isp switch to the application procedures, can be used a bit down

使用AT89C51模拟SPI接口驱动ADS7835进行AD转换-use AT89C51 simulation SPI Interface Driver ADS7835 for AD conversion