这个代码是用8989C51和12887开发的。

键盘扫描程序，逐行拉低，错位相交的方法实现-Keyboard scanner, progressive degrade realize dislocation intersect method

msp430单片机-MCU Controller

allegro net inllustration

ISD4003-4M语音的详细使用说明，和ISD4003-4M的技术资料！-ISD4003-4M detailed voice instructions, and ISD4003-4M technical information!

经典C程序100例，比较详细，应该对大家提高有所帮助-100 cases of classic C procedures, a more detailed and should be helpful to all of us to improve

自己用C语言编的一个LCD显示程序，由于刚学单片机，写得功能比较简单-Own use C language compiled an LCD display program, as just learning microcontroller, written in relatively simple function

掉电保护数据 数码管数据显示不变 按复位键也没用 掉电 上电数据从停止的地方开始数-yesbushi wobuhuia

资料中包括了利用凌阳61板和液晶块搭建一个多功能数字电子钟的源码和完整的电路原理图，理论上只要按照指示做，把程序烧进去，就能马上运行。是我一个完整的毕业设计。-Information, including the use of Sunplus 61 boards and blocks to build a multi-function LCD digital clock source and a complete circuit schematic diagram, in theory, as long as in accordance with the instructions, so that burned into the procedure can be run immediately. I graduated from a complete design.

C51源代码，详细单片机C语言源码！包含大量C语言源程序。-C51 source code, detailed single-chip C language source code! Contains a large amount of C language source code.

数字钟的显示程序以及一个检验显示的程序，用在8051或8031-digital clock display procedures and an examination revealed that the procedures used in 8051 or 8031