ds1302 the SCM program, the application of 51 clock chips

12232液晶驱动和时间显示。矩阵键盘源代码-12,232 liquid crystal display driver and time. Matrix keyboard source code

C51库只提供长整形乘法，对于超过长整形的计算只能自己编辑软件。-C51 for only provide long-plastic multiplication, long plastic over the calculation only their own editing software.

单片机AT90S系列 制作简易USB接口（软件模拟,无usb硬件）。- Monolithic integrated circuit AT90S series manufacture simple USB connection (software simulation, non- usb hardware).

实时时钟【LCD光标显示，按键调时】-.

里面是单片机的开发板的源程序，包括AD，DA转换，数码管显示，按键的识别，液晶的显示是、数据存储，等等 还有开发板配套的原理图和PCB图纸，让你看整个程序更容易-There is a single-chip development board of the source, including AD, DA conversion, digital tube display, identification keys, LCD display, the data storage, and so there is supporting development board schematic and PCB drawings, so that you look at the whole process easier

AVR单片机应用系统开发典型实例_4 -AVR Singlechip classic example of application systems development _4

用VC++实现与上位机通信的几种方法，主要有Windows API通信函数方法-comunication

帮助初学PIC单片几的人快速入门,同时也可以为有经验的工程师提供产考.-PIC chip to help beginners a few people get started quickly, but also for experienced engineers to provide production test.

该软件介绍了ＭＰＳ４３０Ｆ４系列的单片机的详细参数和用法，利用Ｃ开发更快-the software introduced a series of SCM MPS430F4 detailed parameters and usage, the use of C development faster

51单片机的模拟I2C总线接口函数，附带完整注释。-51 microcontroller simulation I2C bus interface function, fringe integrity Notes.