在C8051中用I/O口模拟SPI的C代码.

msp430F149 DMA模块程序，很好用-msp430F149 DMA module procedures, good use

使用键盘上的上、下、左、右四个按键，可以分别控制led1,2,3,4, 每个LED 对应的Port 请参考“实验平台介绍”说明文档。要求按下 上面提到的四个按键中间的一个按键后，该按键对应的led 被点亮，持续1 秒钟以后led 熄 灭。-Use the keyboard on the upper and lower, left, and right buttons, can control led1, 2,3,4, each LED corresponding to the Port, please refer to " experiment on" documentation. Requirements of the four above-mentioned press the middle button of a button, the button that corresponds to being light led, continuous 1 second later led out.

用8051控制DDS信号发生器，产生1HZ-10MHz的正弦波/三角波/方波-DDS with 8051 control signal generator, producing the 1HZ-10MHz sine/triangle/square wave

利用LPC2131做的ZLG7290显示程序，采用IIC总线！-LPC2131 make use of the ZLG7290 display procedures, the use of IIC bus!

Keil Cx51 V7.0 单片机高级语言编程与uVision 2 应用实践电子书-Keil Cx51 V7.0 Single-chip high-level language programming and the application of the practice of e-books uVision 2

C8051F040 T4捕捉测脉宽 T3频率方波输出T4捕捉测试程序-C8051F040 T4 capture measured pulse frequency square-wave output T3 T4 capture test procedures

本程序用at16实现两根线(两个i/o口)+8片74164+一片ULN2003驱动24个LED数码管,通过串口写入要显示的数,可以在很多地方应用 -at16 the procedures used to achieve two lines (2 i/o) are 8 1 74164 24 ULN2003 drive LED digital control through serial write to show that the number can be applied in many places

单片机定点运算子程序库，源程序经KEIL测试ok.-SCM- point computation subroutine library, source testing by KEIL ok.

AVR读写1302源程序，非常好用-AVR ?列

温湿度传感器驱动函数，IIC总线的，提供直接调用接口-Temperature and humidity sensor-driven function, IIC Bus, to provide direct call interface