这是用asm编写的IOA口使用程序，是用16位的凌阳单片机汇编

本文从远传抄表的传输方式以及发达国家的家庭网络技术，较全面的介绍了国外远传抄表系统，对我国智能远传抄表系统新产品的研发有一定的参考价值。-This text is based on the transmission means of telemeterrecording and household network technologies of in developed countries，more overall introduction the system of telemeterrecording abroad，There must be certain reference value to the research and development of new products of intelligent telemeterrecording system.

用AT89C2051实现程序A/D转换程序，用PWM模拟输出。-Procedures using AT89C2051 realize A/D conversion process, using PWM analog outputs.

很不错的频率计的设计，希望大家多多指教-Cymometer very good design, I hope everyone exhibitions

时钟芯片PCF8563的51单片机程序 时钟不超过12MHZ，本程序已在51上试过，可以用-PCF8563 clock chip clock of 51 single-chip program does not exceed 12MHZ, this procedure has been tried in the 51

AVR library for IR communication.

51单片机的步进电机驱动程序-51 Single-chip stepper motor driver

opentcp-8052-1-0-4-1-src,包含了常用的网络协议，已经成功的移植到51中-opentcp- 8052-1-0-4- 1-src, contains commonly used network protocol, already successful transplant 51

用ds18b20进行温度采集并控制，十分简单，程序写进去就可以用-With ds18b20 collected and the temperature control is very simple, the program included in the family to stay with the

串口通讯 实现F330串口初始化.对看门狗,等的设置 以及检测单片机的各管脚的好坏-Serial communication serial port initialization realize F330. Of watchdog, and other settings as well as the detection of single-chip microcomputer of the pin and the bad