基于avr单片机的，spi接口的sd卡读写源程序-based avr MCU, 20 interface sd card reader source

IIC 的驱动程序 很完整。通过KEIL C 编译在ROTUES 上用AT89C51仿真通过。-IIC driver complete. Through the KEIL C compiler ROTUES used in the simulation through the AT89C51.

用普通51单片机实现多任务 《RTX51中文版》，KEIL+RTX51实时操作系统的说明.rar-MCU 51 with ordinary multi-tasking RTX51 Chinese version , KEIL+ RTX51 description of real-time operating system. Rar

串行DA，MAX549PDF及汇编原程序，测试成功。51控制。-serial DA, and the compilation of the original MAX549PDF procedure, tested successfully. 51 control.

avr入门用的 有protus仿真图 -avr entry has protus simulation used in Figure

步进电机的详细应用，这个使用起来很方便，大家可以学学！-Stepper motor applications in detail, it is easy to use, we can learn!

Motorola公司单片机MC68HC908实现KBI功能的实例程序,C语言在Code Warrier集成环境中编写。-Motorola MCU MC68HC908 companies achieve functional examples of KBI procedures, C language in the Code Warrier prepared integrated environment.

金蓬噢科拉图形液晶显示器ocm8系列并口驱动程序。-the bottle Oh Kola graphic LCD ocm8 series of parallel drivers.

8*8点阵LED显示器的设计 并且有原程序和说明 很好的-8* 8 dot matrix LED displays and the design of the original procedure and a good note

掌握单片机的应用开发需要一个过程。首先必须掌握数字电路和模拟电路方面的知识，还必须学习单片机原理、硬件结构、扩展接口和编程语言。-master SCM application development requires a process. One must first master digital circuits and circuit simulation in terms of knowledge, must also learn SCM principle, hardware structure, expansion interfaces and programming languages.