485端口抄表程序，通过485端口进行电表抄写

液晶方面的一些资料文件 希望有所帮助关于51语言-LCD some hope that help information paper on the 51 language

很多的数字式传感器资料和程序，我相信很多朋友都需要它吧？？、-Many of the digital sensor data and procedures, I believe that many of my friends need it, right? ? ,

20ma的电流环通信回路仍应用于一些远程通信的场合，本文为其实现过程。-20ma current loop

本人从网上收集的关于Keil-C51的相关教程,对初学者很有帮助-I gathered from the Internet on the Keil-C51 related tutorials, very helpful for beginners

无线NRF905(PTR8000模块)源程序+原理图DDB+图片 环境：ICCAVR MEGA16L＋11.0592M 讯通的PTR8000和PTR8000+模块，内部芯片是nrf905 SPI方式操作，有详细注析 -Wireless NRF905 (PTR8000 module) source+ schematics DDB+ picture environment: ICCAVR MEGA16L+11.0592 M RoadShow" s PTR8000 and PTR8000+ module, internal chip is nrf905 SPI mode operation, a detailed analysis of injection

C51 LCD1602 4线并口通信源程序-C51 LCD1602 4 line source parallel communication

一个51MCU.电压0~5V输入转PWM输出控制的原代码.-A 51MCU. Voltage 0 ~ 5V input to PWM output control of the original code.

用单片机产生Pwm来控制电机的硬件和软件设计，欢迎下载！-MCU Pwm to produce motor control hardware and software design, welcome to download!

6029lcd驱动显示程序,直接可以运用的-6029lcd drive display program, could be used directly

51单片机中的波特率发生器51 single-chip baud rate generator in-51 single-chip baud rate generator in