flash　m25p80的读写程序，使用软件模拟SPI总线进行操作。

DAC0800产生幅度可调正弦波的程序,调试通过了哦-Generated sine wave amplitude adjustable DAC0800 procedures, debugging through the oh

AD转换的分辨率=参考电压/(总元素-1) 当AD为8位，总元素=256（ff）取参考电压=Vdd=5V时 分辨率=5/(256-1)= 0.019607843-resolution of the AD converter reference voltage =/(total element 1) When the AD for eight, with a total element = 256 (ff) the reference voltage Vdd = = = 5V resolution 5/(256-1) = 0.019607843

中断调用程序，介绍单片机中断调用的方法，及示例程序。-Call interrupt procedures, introduce single-chip interrupt call methods and sample programs.

用AT89S51单片机实现LCD1602显示数字时钟功能，通过按键能调节时分秒、年月日星期。Keil C51开发环境-AT89S51 MCU LCD1602 display with digital clock function, through the buttons can be conditioned every minute, day of week. Keil C51 Development Environment

基于单片机的IDE硬盘控制的研究与设计.简单的介绍如何读写IDE-IDE hard drives based on single-chip control research and design. Introduce how to read and write simple IDE

本程序主要是51单片机的应用和dac1230的接口应用-This procedure is the application of single-chip microcomputer 51 and the interface application dac1230

MCS-51单片机汇编程序-MCS-51 assembler

自编的C51串口通讯程序，在AT89C51上测试运行OK，用22.1M晶振最高可跑115KBPS-directed the C51 serial communications procedures, the AT89C51 OK on the test run, with a maximum 22.1M crystal run 115KBPS

四位LED数码显示驱动管动态扫描驱动单片机源程序-four LED digital display driver Dynamic scanning driver single-chip microcomputer

学习KEIL C51编程可参考的源码，从简单到复杂-????KEIL C51 ?喑炭??慰嫉脑