stc89C51读写AT45DB041的源码，实现了数据手册中的所有命令

这个程序是基于有MMC下的SPI接口驱动程序源代码-This procedure is based on the MMC under the SPI interface driver source code

NEC 3.5 lcd 驱动原理图-NEC 3.5 lcd driver schematic

51单片机可在线编程多功能实验板使用手册 内附多个实验程序（供初学者参考）-51 Single-chip can be online programming multi-function board user manual containing a number of experimental procedures (for beginners reference)

At24c01的详细资料，希望对大家有用-At24c01 detailed information, in the hope that useful to everybody

keil编译,philip d12。-compiled with keil compiler,and using d12 of philip

二进制小数转为十进制BCD码的汇编程序，结果保留四位并在七段数码管上输出-decimal to binary decimal BCD compilation procedures, and results in four reservations in paragraph 107 digital output tube

实例01、GPIO实验－熟悉开发环境，以及程序下载和调试-Example 01, GPIO Experimental- familiar with the development environment, as well as download and debug

该代码为温湿度传感器采集程序,包括测量温度、湿度等功能。-The code for the temperature and humidity sensor acquisition procedures, including measurement of temperature, humidity and other functions.

详细讲解定时器、计数器的内部结构工作原理，控制，工作方式，及初始化编程，应用举例-Elaborate on timers, counters working principle of the internal structure, control, work methods, and initialization programming, applications, for example

花样任意角度旋转-Synchronized arbitrary rotation angle