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异步通信软件模拟，基于RS-232的串口通信，RS-485的多机通信，I2C总线协议的软件实现，SPI总线在单片机系统中的实现
- 2.1异步通信软件模拟2.2基于RS-232的串口通信2.3基于RS-485的多机通信2.4 I2C总线协议的软件实现2.5 SPI总线在单片机系统中的实现
485to232---Program in C51 @89C51
- 单片机开发中485协议到232协议转换源代码，硬件芯片为max483和max232，采用89c51单片机芯片。-485 MCU development agreement to 232 protocol conversion source code, hardware and MAX483 chip max232 using 89c51 single chip.
中文MODBUS协议
- 中文MODBUS协议（完整版）涵盖协议基本内容。不用我多说了吧！自己看好了。-Complete Chinese version of MODBUS protocol. It covers the basic contents of MODBUS protocol. No need to talk about it more. Take a look by yourself.
RS_485
- RS485协议例程，实现平台C51，包括pc端程序-RS485 agreement routines, achieving C51 platform, including the pc-procedures
rs485(full)
- 一个外国人写的rs485串口通信程序，有原理图和源代码，全面实现了485协议-a foreigner writing RS485 serial communication procedures, schematic and source code, the full realization of the 485 agreement
883657RS422RS485
- RS422/485的通信协议说明。工业通信领域的同志们可以-RS422/485 communication protocol note. Industrial Communication fields comrades can s
mcutongxin
- 单片机用485协议进行远程通信的主机程序和从机程序。在差错方面用了“校验和”的办法排除通信干扰，实践证明效果非常。方便大家参考。-SCM agreements with 485 long-distance communications from the host machine procedures and procedures. Error in connection with the "checksum" exc
485
- 全面介绍485总线的特性,并结合CAN总线协议举例说明-A comprehensive introduction to the characteristics of 485, combined with examples of CAN bus protocol
645-485
- 一个电表行业专用的基于645规约的电表485通讯抄表程序，可以进行485总线抄表，645规约测试。程序技术要点就是规约数据传输协议的处理，如向电表发送数据时的控制码和数据长度、发送的数据部分(数据标识 + 密码 + 数据)、应答帧长度、结束标志等通讯协议的处理值得大家学习。-A meter-based industry-specific statute 645 meter 485 meter-reading procedure can
ustart
- 485协议程序 也是网上找的 给大家共享 好东西共分享-485 agreement is the online program to everyone looking for good things to share to share
003
- RS-232、RS-422与RS-485协议标准及应用概述-RS-232, RS-422 and RS-485 protocol standards and application overview
485
- 通过89s51实现的模拟键盘代码，模拟ps2协议，可以与计算机相连实现键盘的功能，在keil c下开发的-89s51 achieved through simulated keyboard code, analog ps2 agreement, can be linked to the achievement of the keyboard and computer functions in keil c developed
485
- WV-CS950, CS850B, CW860A 的协议信息，用于云台控制的通讯协议数据手册-WV-CS950, CS850B, CW860A agreement information, for PTZ control protocol data communications handbook
485
- 485通信程序 对主机从机通信协议规定其通信方式 对帧的传送有严格定义-Communication program on the host 485 communication from the communication protocol provides for the transmission of the fr a me there is a strict definition of
chfV1_21
- chf MODBUS通讯协议 ,485发送格式,以及协议构成-chf MODBUS communication protocol, 485 sending format, as well as the agreement constitutes a
485
- 485协议，需要的人可以下，相当于RS232-485 agreement, the needs of people, the equivalent to RS232
magCPV
- 利用PIC16F877控制的多机通信（485协议），通信双方发送和接受的数据利用LCD1602液晶实时显示。-PIC16F877 to control the use of multi-machine communications (485 agreements), communication, both send and receive data using real-time display LCD1602 LCD.
1
- 利用AT89C52控制的多机通信（485协议），通信双方发送和接受的数据利用LCD1602液晶实时显示。-AT89C52-controlled use of multi-machine communications (485 agreements), communication, both send and receive data using real-time display LCD1602 LCD.
485_chinese
- 485协议是常用的工业用总线协议。本书是485协议的中文版，介绍了485总线的电气特性，专用芯片等-485 agreement is a commonly used bus protocol for industrial use. This book is the Chinese version of the 485 agreement on the 485 bus electrical characteristics, such as
demo
- 用VB编写的串口数据采集的程序，是个比较典型的小例子 485通讯协议-Visual Basic and Com Comunicaition