SCM interrupt procedures and procedures keyboard

1602lcm字符液晶屏驱动演示程序,连接线图: LCM-------51 LCM-------51 LCM--------51 DB0-----P0.0 DB4-----P0.4 RS-------P2.0 DB1-----P0.1 DB5-----P0.5 RW-------P2.1 DB2-----P0.2 DB6-----P0.6 E--------P2.7 DB3-----P0.3 DB7-----P0.7 VLCD接1K2电阻到GND [注]:AT89C51的晶振频率为12MHz-1602lcm character LCD Driver demo program, link map : LCM LCM------- 51------- 51-------- 51 DB0 LCM P0 .0 DB4----------------- P2.0 P0.4 RS DB1----- P0 .1 DB5 P 0.5 RW----------------- P P2.1 DB2 Encl 0.2 DB6 E------------------ P0.3 P2.7 DB3 DB7----- P0.7 VLCD access 1K2 resistance to GND [Note] : AT89C51 oscillator frequency of 12 MHz

对51单片机的介绍，是菜鸟级入门的好资料，能让学生更好的学习-SCM 51, the rookie is a good entry-level information that allows students to better learning

液晶测试程序 液晶是精电鹏远的16265B CPU是89s51-LCD test procedure is Varitronix LCD pang 16265BCPU is far 89s51

这是一个串行编程器源程序，可以用来烧写很多种单片机。-This is a serial programmer source code can be used a variety of single-chip programmer.

Keil串口调试技巧（修订）与列子,虚拟串口的使用，-Keil serial debugging skills (Amendment) Liezi with, the use of virtual serial port,

用增强型单片机51RD2做的控制器，功能包括驱动320*620的LCD，AD/DA采集，键盘采集，微型打印机接口，多CPU通信，ISP在线远程下载等。-with enhanced microcontroller 51RD2 do controller, Driver features include 320* 620 LCD, AD/DA acquisition, keyboard acquisition, micro-printer interface, Multi-CPU communications, remote ISP online downloads.

单片机各种通信接口程序-SCM various communications interface program

用2051制作的测试1HZ到1M的频率测试C程序 -2051 produced by the test frequency of 1Hz to 1M test C program

暑假为学生培训写的51相关接口的所有源码及项目代码，包括串口通信、IIC、SPI、8255、ADC、PWM、WDT等，并且涉及到一些项目级的封装比如通讯协议等。-Summer vacation for students to write the 51 training-related interfaces and project all source code, including serial communication, IIC, SPI, 8255, ADC, PWM, WDT, etc., and involve a number of projects such as communications package-level agreements.

MSP430系列汇编指令集,作为编程时或初学时使用-MSP430 instruction set compilation series, as a beginner programmer or the use of