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485bus
- RS-485采用平衡发送和差分接收,因此具有抑制共模干扰的能力。加上总线收发器具有高灵敏度,能检测低至200mV的电压,故传输信号能在千米以外得到恢复。-RS-485 uses balanced differential transmit and receive, so it has the ability to suppress common mode interference. Plus bus transceiver with high sensitivity, can detect vo
S1
- rs485通讯例子,并通过lcd1206显示上位机发过来的数据-rs 485 tongxun lizi ,bing tongguo lcd1602xianshi shangweiji faguolai de shuju
485MODBUS
- C#串口通信(关于rs-485的串口通信)-C# serial communication
RS232-422-485
- 一种9针RS-232-422-485各脚名称和顺序的定义-Name of 9pin about RS232-422-485
Classic-485-chip-driver
- 经典串口电路调试,经典RS-422 485芯片驱动程序-Classic serial circuit debugging, classic RS-422 485 chip driver
based-on-RS485-communication-system
- 基于RS-485的现场总线通信系统克服了RS232通信距离短的缺陷,已广泛应用于工业控制、仪器、仪表、多媒体网络、机电一体化产品等诸多领域。-Based on RS- 485 field bus communication system overcomes the defect of RS232 communication distance is short, has been widely used in industrial control, instruments, meters, mul
RS485
- RS485协议标准 RS-485 选型及应用指南-RS485 protocol standard RS-485 Selection and Application Guide
Resistance-furnace-control-system
- 把12个下位机用RS-485总线联网,实现六台电阻炉的联网监控-The RS-485 bus with 12 computer, network monitor six resistance furnace。
MODBUS--TCP-RS-232485-MODBUS--RTU
- MODBUS/TCP to RS-232/485 MODBUS/RTU的网关服务器-MODBUS/TCP to RS-232/485 MODBUS/RTU gateway server
HI-TECH_PICC
- 串行通信接口 RS-232 和 RS-485 是在任何时候都常用的接口。它们不仅已经被内置于每台PC,而且已被内置于从微控制器到主机的多种类型的电脑和与它们连接的设备-RS-232 serial communication interface and RS-485 is used at all times of the interface. They have been built not only in each PC, but has been built from the microcon
CHUAN-KOU
- 调试RS-485接口,简单的串口调试程序,希望对RS-485通信感兴趣的人有用-RS-485 MODBUS
mod-bus
- Modbus通讯协议 Modbus协议最初由Modicon公司开发出来,在1979年末该公司成为施耐德自动化(Schneider Automation)部门的一部分,现在Modbus已经是工业领域全球最流行的协议。此协议支持传统的RS-232、RS-422、RS-485和以太网设备。许多工业设备,包括PLC,DCS,智能仪表等都在使用Modbus协议作为他们之间的通讯标准。有了它,不同厂商生产的控制设备可以连成工业网络,进行集中监控。 -SCM parser MOD-bus proto
SP3485
- +3.3V Low Power Half-Duplex RS-485 Transceivers with 10Mbps Data Rate
testjrmjdj-addr
- 美国德州仪器的TI卡门禁机的程序:卡容量1000张,RS-485总线联网,有独立地址,母卡授权方式。-TI-CARD managuer sysment
C2Prog_v1.7f-b5799
- C2Prog可以用来单片机闪存编程的工具,主要目的是简化曲C28开发代码,允许应用程序的快速下载C28无多级仿真程序的需要。 c2prog强大的特征是它的核心功能是通过动态链接库(DLL)出口由其他应用程序使用,如行结束(EOL)试验站或现场支持工具。随着c2prog DLL,Flash编程的能力可以很容易地添加到自定义应用程序的任何工具生成的,包括NI LabVIEW。-C2Prog is an industrial grade flash programming tool for TI
[32Bit]ModbusTools.Modbus.Slave.6.2.2.build.871 PatchOnly
- OLE Automation means easy interface to Excel RTU Mode ASCII Mode Modbus TCP/IP Modbus UDP/IP Print and print preview Monitoring of serial data traffic Context sensitive help 10 Display formats such as float, double etc. Adjustable Address Base (0 or
anilink_port
- Programming Anilink Port , using I2C protocol, RS-485 protocol or as general I/O.(serial data,encoder and step counting capabilities). -Programming Anilink Port , using I2C protocol, RS-485 protocol or as general I/O.(serial data,encoder and s
pcbianpinqi
- 目前,在我国现场控制总线中,RS-485 使用最为普遍。RS-485 总线的共模输出电压在 -7V 至+12V 之间,具有抑制共模干扰的能力,数据传输速率最大为10Mbit/s,当波特率为1200bps 时最大的传输距离理论上可达15 千米。RS-485 网络所具有的设备简单、容易实现、传输距离远、维护方便等优点而被许多变频器厂家所采用。源码基于RS-485 变频器与PC 机串行通信的硬件特性,通信协议及软件实现,实验表明该通信软件稳定可靠,能直观的观看变频器的实际运行状态,并能比较方便的进
232-485
- 232到485的数据转换电路,实现了rs232到485总线的转换,传输距离大大增加。-232-485 data conversion circuit, converting a rs 232-485 bus transmission distance is greatly increased.
JUNDA
- 电镀整流器RS-485通讯集中控制,可对电镀生产线32台整流器进行集中控制-Plating Rectifier RS485 communication centralized control of plating production lines for centralized control rectifier 32,