用7段显示十六进制值LED显示屏使用中断…

30章C51入门教程，keil c51是keil公司设计的为单片机编程的编译软件-C51 Chapter 30 Getting Started Guide, keil c51 is keil designed compilers for single-chip programming software

内含单片机中对日期时间的查询等功能,可对单片机存储空间进行时间点分配查询的功能-Containing single-chip time of the date of the query and other functions can be carried out on single-chip storage space distribution point in time query function

基于ARM7的GPRS实验代码(LCD320,键盘,I2C总线)-ARM7-based GPRS experimental code (LCD320, keyboard, I2C Bus)

c8051f020对实时时钟芯片S3530A的读写-C8051F020 on real-time clock chip

液晶模块12864的c语言程序，调试可用。串行。串口。-LCD module 12864 of the c language programming, debugging can be used. Serial. Serial port.

该程序为51单片机做的频率计,可计频率可达999 HZ.-The program for 51 single-chip to do the frequency meter may include frequency up to 999 HZ.

使用的Altera的DE1 的板子进行SD卡上音乐的读取。-The use of Altera

本人设计的12864完美小屏程序，供大家参考・-I design the perfect small screen 12864 procedures, for your reference

本程序可实现，四个16*16级联LED点阵的汉字循环左移显示。-This procedure can be realized, four of 16* 16 cascaded LED dot matrix display of Chinese characters to the left circle.

比较详细地列出了各种现行的稳压电源，对于从事模拟开发的工程人员有很大的参考价值-a more detailed list of all the existing power supply, engaged in the development of simulation engineering staff have great reference value