一个很好用的密码锁程序，MCU用的是EM78P447，经试用非常可靠，提供给想学习EMC的用户使用，如有需要原理图的请发邮件到micheal23@sohu.co...

基于uPSD3254A单片机的EPP并口通信技术-based uPSD3254A SCM EPP ICT

这是一个我自己用430单片机时作的一个简易数字示波器，希望对各位能有用。-This is a single-chip I am using 430 for a simple digital oscilloscope, hope can be useful to you.

单片机双机通讯讯,帮助初寻者理解双机通讯原理-Single-chip dual-machine communication inquiry, to help find those who understand the beginning of two-machine communication principle

飞思卡尔单片机例程――简单IO口及程序框架，包含纯C和C与汇编混编两个版本-Freescale" s Microcontroller routines- Simple IO mouth and procedural framework, including pure C and C mixed with the compilation of two versions of

这个包中提供了一些有实际应用价值的子程序供参考选用 SUB1----X25045/43 看门狗/存储器与 89C2051接口子程序 源程序/原理图(21K)X25045.EXE SUB2----AT24C02/04/08/16 串行存储器与 89C2051接口子程序 源程序/原理图(22K) AT24C02.EXE SUB3----红外遥控器(熊猫M50462/C54L2)与 89C2051接口子程序 源程序/原理图(21K) M50462.EXE SUB4----DS1302/HT1302 实时时钟与 89C2051接口子程序 源程序/原理图(20K) DS1302.EXE SUB6----AT89C2051与上位机RS232通讯接口子程序 源程序/原理图(25K) RS232.EXE SUB7----VB5.0 与AT89C2051通讯接口子程序 源程序/原理图(22K) VB5.EXE SUB8----单片机间RS485多机通讯子程序 源程序/原理图(24K) RS485.EXE -this package provides a number of practical value to the subroutine for reference use SUB1----X25045/43 watchdog/memory interface with the 89C2051 subroutine source/schematics (21K) X25045.EXE SUB2----AT24C02/04/08/16 serial memory interface with the 89C2051 subroutine source/schematics (22-karat) AT24C02.EXE SUB3-infrared remote control (Panda M50462/C54L2) and 89C2051 Interface subroutine source/schematics (21K) M50462.EXE SUB4---- DS1302/HT1302 real-time clock and 89C2051 Inter

绝对精美的万年历，12864+ds1302+ds18B20,支持公历，农历，温度等。功能非常全，非常精美。-Absolutely beautiful calendar, 12864+ Ds1302+ Ds18B20, in support of the Gregorian calendar, the Lunar and temperature. Very wide, very delicate.

基于51单片机MAX7219的接口及编程应用程序，采用汇编语言编程制作。-MAX7219 single-chip microcomputer 51 based on the interface and programming applications, the use of assembly language programming produced.

基于单片机的数字频率计设计，定时器T0完成定时功能，T1采用计数功能-MCU-based design of digital frequency meter, timer T0 timing finish, T1 using count function

80C52参考频率计程序，包含中断和定时器典型应用代码段-Reference 80C52 Cymometer procedures, including suspension and timer typical application code segment

基于CC2430的无线龙的例子程序，应用缩减版的2004协议-Examples of procedures for CC2430 Wireless Dragon