2051控制两组LED交叉显示的99分定时器源代码。

用keil51开发的7219程序实现led显示-7219 with the development of procedures keil51 realize led display

AT89C2051驱动步进电机的电路和源码, 源码为C语言.-AT89C2051 stepper motor drive circuits and source code, source code for the C language.

介绍单片机c51三则实用源代码，有详细的文字说明-introduced three practical source code, a detailed textual description

PCF8563T串行时钟芯片的驱动程序，需要I2C总线的接口函数。-PCF8563T serial clock chip-driven process that requires I2C bus interface functions.

关于msp430单片机的源代码，里面有很多比较有用的实例讲解，可以很好的利用，特别是对于初学者，是很好的资料-Msp430 microcontroller on the source code, there are many more examples of useful explanations, can be well used, especially for beginners, is a very good information

视觉暂留，编程从一个I/O口输出一扫频信号，驱动一支LED灯闪动，频率范围为10HZ~99HZ，扫描时间为30秒，在LED闪动期间观察，一旦发现无法识别LED灯闪动时，按下按键K1，立即停止输出，并将此时的信号频率显示在数码管上，该信号的周期为测试者的视觉暂留时间。-Persistence of vision, programming from an I/O port outputs a sweep signal to drive an LED light flashing, the frequency range of 10HZ ~ 99HZ, scan time of 30 seconds, the LED flashing during the observation, once found it impossible to identify the LED lights flashing, press the key K1, immediate cessation of the output, and at this time the signal frequency displayed on the digital control on the test cycle of the signal" s persistence of vision time.

51单片机 12864液晶 多级菜单编程-51 MCU 12864LCD Menu Programming

从虚拟终端输入8个任意数据，通过串口传送给单片机的led_buf缓冲区，并在8个led上显示；按回车键对led_buf缓冲区中的数据进行由小到大排序，排序结果在led上显示。-From the virtual terminal eight arbitrary input data, through the serial port send buffer led_buf MCU and 8 led display led_buf press Enter to buffer the data from small to big sort, to sort the results in the led display.

利用AVR单片机实现的慢速USB设备协议-use the AVR MCU agreement slow USB devices

永磁同步电机监控程序，12864显示，AD采样-Permanent magnet synchronous motor control program, 12864 displays, AD sampling