用于测试步进电机，也用于控制步进电机来测试传感器等

音乐C程序 是一首优美的音乐，可直接下载到51单片机里演揍。-Music C program is a beautiful music, can be directly downloaded to the MCU 51 years played beat.

详细介绍51单片机操作系统，包括keilc编译环境的库函数以及其功能，还有如何调用这些函数。-detailed 51 microcontroller operating systems, including keilc build environment of the library function and its function. Besides calling these functions.

单片机与语音芯片接口程序，C代码，简单使用。-SCM and voice-chip interface program, C code, simple to use.

LCD液晶显示驱动模块液晶显示计时时钟单片机源程序-LCD display driver module LCD MCU time clock source

zlg sd card for ucos

简单的A/D，D/A转换程序，适合初学者

点阵式LED“0－9”数字显示技术-Dot-matrix LED

程序代码说明 P0401：用Prewitt算子检测图像的边缘 P0402：用不同σ值的LoG算子检测图像的边缘 P0403：用Canny算子检测图像的边缘 P0404：图像的阈值分割 P0405：用水线阈值法分割图像 P0406：对矩阵进行四叉树分解 P0407：将图像分为文字和非文字的两个类别 P0408：形态学梯度检测二值图像的边缘 P0409：形态学实例――从PCB图像中删除所有电流线，仅保留芯片对象-code P0401 Note : Prewitt operator to detect the edges in the image P0402 : different values of Getting operator to detect the edges in the image P0403 : Canny operator to detect the edges in the image P0404 : image thresholding segmentation P0405 : water line threshold method image segmentation P0406 : matrix Quadtree P0407 : images into text and non-text of the two categories P0408 : morphological gradient detection Binary Image Edge P0409 : morphology example-- Images from the PCB to remove all current lines, retaining only chip targets

I2C的源代码,经本人测试通过,完全没有任何错误-I2C source code, as I tested, there is no any error

ch451驱动数码管,一按键多功能程序,24C02实现易丢失数据储存-ch451-driven digital control, a key multi-function programs, 24C02-volatile data storage to achieve