89C52单片机的底层代码,包括A/D,D/A转换,键盘,LED显示等

绍了一种工业设备中常见的键盘方案实键现思路给 出程一序框图和用语语 C51 言源现思键关序框 -Nesho industrial equipment of a common keyboard keys are thinking it is a sequence diagram-term language and the source of C51 statement is thinking key sequence frame clearance

24c16源代码，经过验证，已经在许多地方使用过。-24c16 source code, proven, in many places use.

PCB电路板。键盘控制，矩阵键盘的电路图。-PCB circuit boards. Keyboard control, matrix keyboard circuit.

develop develop develop develop develop develop -develop develop develop develop develop develop develop develop develop develop develop develop

基于单片机的无线遥控系统，这是本人精心制作的课程设计，花了将近一个月的时间才完成的。里边有具体的程序代码，全都是仿真通过，并且做出了pcb板，经得起考验的-Based on single-chip wireless remote control system, This is my elaborate curriculum design, has spent nearly a month before the finish. Inside there is a specific code, all the simulation are passed, and made a pcb board, stand the test of

单片机菜单程序框架，多级菜单，简易数结构，方便移植-Singlechip Menu Framework, multi-level menu, a few simple structures to facilitate the transplantation

sonix，24系列EEP读写子程序，使用接口函数，可直接调用-sonix, 24 series of EEP read and write subroutines, using the interface functions can directly call the

ADC0809做的数字电压表，0-5V，4个LED直接接单片机做显示，动态扫描写的驱动-ADC0809 do the figures in Table 0-6 voltage- 5V, 4 LED SCM done directly, dynamic scan was driven

12864LCD电子钟c语言程序，电子钟的经典之作-12864LCD electronic bell c language program, the electronic bell classic

atmel官方的sam7x256芯片在keil编译环境下的全部源代码，以工程形式提供。-official sam7x256 atmel chip keil build environment in the whole of the source code, As for the form.