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手机阅读
Features
> Easily network-enable multiple serial devices
> RS-232/485/422 provides an easy connection to any serial
device
> Neport series for COM or TTY port control and management
> Management and diagnostic utility for simple and efficient
device monitoring and troubleshooting
> Modem emulation allows existing modem-based applications
to make connections over IP networks
> Port buffering for data capture
> Easy configuration through web interface
> TELNET for easy remote management
> Tunable for low latency or optimized throughput
Multi-threads operation system and protocols Support
· With multi-threads real time operation system embedded in a 32bits RISC
· ARP, UDP, TCP, ICMP, Telnet, TFTP, AutoIP, DHCP, HTTP, for network communications.
· TCP, UDP, and Telnet for connections to the serial port.
· TFTP for firmware updates.(E version)
· IP for addressing, routing, and data block handling over the network.
· User Datagram Protocol (UDP) for typical datagram applications in which devices interact with other devices
without maintaining a point-to-point connection.
· SMTP: E-mail alerts
NePort series Evaluation Board
> Complete, ready to use module and supporting evaluation
board
> +9VDC Universal Power adaptor
> RS-232 cable, DB
> CAT5e UTP RJ
> Software CD-ROM containing a configuration utility、Conextop’s
Installer and complete user manual in PDF
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xsj19810419 发表于 2008/6/2 8:41:00
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引用 xsj19810419 2008/6/2 8:41:00 发表于2楼的内容
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bjmonsoon 发表于 2008/7/7 23:30:42
TD-2000S是一款外挂式RS-485/422到TCP/IP的转换器(又称串口服务器，串口联网服务器，RS-485网卡，RS-485转网络，串口转网络)。是深圳市天地华杰科技有限公司为了解决RS-485/422串口设备快速联网而专业设计。TD-2000S串口服务器可采用三种工作模式：1. TCP服务器方式。2. TCP客户端方式。3. 自动方式。向上提供10M的网络连接，向下提供一个RS232串口，参数可通过浏览器设置。TD-2000S串口服务器支持点到点，点到多点的连接，支持广播或组播方式。TD-2000S串口服务器能将RS485/422信号双向透明地转换为网络信号，使用户在不用知道复杂的TCP/IP协议下，不用更改用户程序的条件下，即可实现串口设备与网络的联接，节省您宝贵的时间和已有投资6楼 回复本楼
引用 bjmonsoon 2008/7/7 23:30:42 发表于6楼的内容
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