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This document describes the MODBUS over Serial Line protocol. MODBUS Serial Line protocol is a Master-Slave protocol. This
protocol takes place at level 2 of the OSI model.
A master-slave type system has one node (the master node) that issues exp
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Delphi的ModbusTcp开发控件，需要Indy支持，包括主站和从站的控件-he Delphi Modbus library is a Modbus Class I Delphi implementation of a Modbus
master and slave over TCP/IP (ModbusTCP). Serial I/O (RTU or ASCII) is not
supported.
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s7-200 modbus 主站 schneider LXM23D伺服 从站通讯-s7-200 modbus master schneider LXM23D Servo Slave Communication
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s7-200之间的MODbuS主站和从站之间的编程实现-s7-200 MODbuS between master and slave between the programming
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Modbus协议主从协议栈，基于S3C2410和LPC2294两种平台案例-Modbus protocol master-slave protocol stack, based on S3C2410 and LPC2294 both platforms Case
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这是一个modbus主从通讯在51单片机上实现的例子，主机通过轮流寻址实现对从机寄存器的读写操作-This is a modbus master-slave communication in MCS-51 implementation example, the host turns addressing achieved through the slave register read and write operations
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51单片机利用modbus通讯协议实现一主机多从机查询各站的检测电压，包含PROTEUS电路和源文件。-51 microcontroller use a communication protocol modbus master multi slave query detection voltage of each station, including PROTEUS circuit and the source files.
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a multi-use function based network that i created for connecting AVRs with usart. it s based on modbus protocol and master-slave- configuration.
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Modbus 主站串口通信程序，主要可以实现与Modbus 从站设备的连接，本程序主要用于与ABB变频器的连接，可以控制电机的起停与控制。-Modbus master serial communication procedures, can be achieved mainly with Modbus slave devices connected, this program is mainly used for connecting ABB drives can be controlled w
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以MODBUS为通信协议基于面向对象的嵌入式系统开发的主从多机通信，一个主机多个从机，实现轮番查询功能轮番应答-Based on MODBUS communication protocol of the embedded system based on object-oriented development of master-slave communication, more than one host machine, implementation take turns to take t
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modbus code master modbus 主站程序-modbus slave code
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modbus tcp master slave源码(modbus tcp master slave code)
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STM32的FreeModbus移植（包括主机和从机）(STM32 porting of FreeModbus (including host and slave))
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This archive contain project for Atmel Studio v6.2 with target processor Atmega328P( used on the Arduino Nano board). Inside project you can find port for real-time operational sistem ChibioOS/RT v 3.0.3. Also implemented modbus RTU slave and 1-wire
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FreeModbus是一款开源的Modbus协议栈，但是只有从机开源，主机源码是需要收费的。同时网上也没有发现比较好的开源的Modbus主机协议栈，所以才开发这款支持主机模式的FreeModbus协议栈。本版FreeModbus版本号更改为V1.6，特性如下：
新增加的主机源码与原有从机的风格及接口保持一致；
支持主机与从机在同一协议栈运行；
支持实时操作系统及裸机移植；
为应用提供多种请求模式，用户可以选择阻塞还是非阻塞模式，自定义超时时间等，方便应用层灵活调用；
支持所有常用的
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用来模拟modbus 从站通讯的的销软件(modbus slave and master)
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ARDUINO控制工业步进电机，精确定位功能！！！！(ARDUINO control industrial stepper motor, accurate positioning function!!!!!!!!!!)
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两款modbus调试工具，一个迷你主站一个模拟从站，对于调试modbus很有用处，包含注册码(The two MODBUS debug tool, a mini master station, an analog slave station, is very useful for debugging modbus, including the registration code)
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三菱小型PLC的modbus的主从站程序(The master and slave station program of MITSUBISHI FX PLC MODBUS)
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stm32 rs485从机代码，采样MODBUS方式(RS485, master slave communication)
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