利用c51单片机的定时计数模块进行实现的设置时间到点蜂鸣功能的程序...

读招行，建行，工行类磁卡信息 可以正反刷卡源程序-Reading Merchants Bank, China Construction Bank, ICBC type of magnetic card information can be both positive and negative source

一个任务显示LED，一个扫描键盘，一个任务将键值转化为显示格式（无时间要求） 键盘模块完全参照巨人老师例程； 显示很简单：1、判是否到2ms 2、送显示 键值处理：1、有无有效信息 2、弹出有效信息处理队列 3、将信息处理；键值处理不随1ms动作-a task LED, a scanning keyboard, a pair of tasks into a display format (no time requirements) keyboard module is taking giant teachers routines; Show is very simple : one, whether sentenced to two 2ms sent show keys : 1, the effective availability of information 2 , pop effective information processing cohort 3, information processing; the pair handle moves with 1ms

了解接触式IC 卡的知识，学会如何根据时序逻辑图编写实用程序。-Understand the contactless IC card of knowledge, learn how to prepare plans based on temporal logic utility.

Elan eKTP8733N 单片机Touch Pad驱动程序。可检测8个Touch Pad按键是否按下。在Elan公司开发环境中使用。-Elan eKTP8733N Singlechip Touch Pad driver. 8 can detect whether the Touch Pad button press. Elan has developed in the environment.

次文章是介绍ad9851应用的，文章详细介绍了9851的功能和与51单片机的接法，还有c程序.-Second article is to introduce the application of the AD9851, the article introduced in detail the functions and 9851 MCU with 51 connection, there are c procedures.

单片机结合简单外围计数电路设计的频率计，内附电路和c源代码-Single-chip combination of a simple design of the external counting circuit frequency meter, enclosing the circuit and c source code

C8051F02x单片机~~~的说明文档-C8051F02x MCU ~ ~ ~ The documentation ~~~~~

这是用PIC单片机做的DTMF信号解码，用的是汇编语言。已经通过实验了。有兴趣的人可以看一下。-This is a single-chip microcomputer PIC to do with the DTMF signal decoding, using assembly language. Has passed the test. Those who are interested can look at.

这是一个基于C51单片机编写的小车程序，里面包含源代码，原理图，设计题目，以及相关的设计报告，这样详细介绍小车的具体怎样工作，希望大家互相交流学习。-This is a car prepared based on C51 microcontroller program, which contains the source code, schematics, a design, and related design report, which details how the car s specific work, hope we can exchange ideas to learn.

我下载了原有的文档，发现其中关于串口部分的波形缺失。我这份比较全。-I downloaded the original document, found on the serial port part of the waveform missing. I compared the whole.