这是一个对单片机IO口，进行操作的程序，有助于对单片机硬件的了解...

上位机与单片机之间的通信,非常的容易,看了你也便会!-PC and communication between the microcontroller, very easy to read you will!

温度计的设计,单片机初学者必须程序,适用于proteus-Thermometer design, single-chip microcomputer program for beginners to be applicable to proteus

SPCE061A单片机上LED驱动源程序，包含LED配置显示-the driver source of the LED of the SPCE061A

c8051f020对实时时钟芯片S3530A的读写-C8051F020 on real-time clock chip

VB与S7200的PPI通信-VB and the PPI communications S7200

320*240点阵液晶(sed1335)驱动程序,keil c调试通过,io连接方式-320* 240 dot matrix LCD (sed1335) driver, c51 c debugging, io connectivity

一个4X4的键盘程序设计，希望能对大家有一定的帮助-A 4X4 keyboard programming, I hope everyone can have some help

用单片机实现电子钟功能，供初学者学习单片机使用-Electronic bell with MCU functions, for beginners to learn to use single-chip microcomputer

一个简单实用的单片机键盘扫描程序。键盘为4*4扫描的键盘，通过行列扫描进行键码判断，并通过串行口或者485信号输出键码。应用于银行系统。-A simple and practical single-chip microcomputer keyboard scanner. 4* 4 keyboard for keyboard scanning, scan through the ranks to determine the key code and, through the serial port or a key code signal output 485. Applies to the banking system.

单片机操作DS18B20读取温度的源程序，外部晶振11059200。-SCM operations DS18B20 read temperature of the source, the external crystal 11059200.