Beijing Qingyun Duan yards of the PIC18F2520 LCD LCM0826A procedures, simple dis...

华为的印刷电路板（PCB）设计规范，程序编写规范等-Huawei’s printed circuit board (PCB) design specifications, programming specifications, etc.

keil下ISO7816规则的APDU程序-keil rules under ISO7816 procedures Application Protocol Data Unit

超小gps+msp430的部分原代码,有需要的普有可以-Ultra-small gps+ Msp430 part of the original code, there is a need to have the S

根据示波器的原理最做的代存储和显示的简易装置-oscilloscope under the principle of doing the most generation storage and display of simple devices

本人at89c51snd1c主控IC增加了128*32点阵驱动显示，帮助MP3DIY者学习用-I at89c51snd1c control IC increased by 128* 32 dot matrix display drive to help those who learn MP3DIY

51单片机各类源程序集锦，含有好多常见的单片机程序，学习的好资料。-51 Single-chip Collection of all types of source, contains a lot of common single-chip process, learning good information.

数码管显示秒表(汇编),用动态扫描的方式进行显示，减少IO口-Digital display stopwatch (compilation), with dynamic scan showed that the way to reduce the IO I

CH451的LED驱动及8*8键盘驱动程序 CH451的LED驱动及8*8键盘驱动程序 -CH451 the LED driver and 8* 8 keyboard driver for the LED driver CH451 and 8* 8 keyboard driver

与MP3播放功能FOSS一起使用的控制器

第 一章 电路原理分析 1-1 显示原理 1-2 数码管结构及代码显示 1-3 键盘及读数原理 1-4 连击功能的实现 第 二 章 程序设计思想和相关指令介绍 2-1 数据与代码转换 2-2 计时功能的实现与中断服务程序 2-3 时间控制功能与比较指令 2-4 时钟误差的分析 附录A 电路图 附录B 存储单元地址表 附录C 输入输出口功能分配表 附录D 定时中断程序流程图 附录F 调时功能流程图 附录G 程序清单 -clock circuit based on AT89C51