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USR IOT USR-K7 User Manual

Also see for USR-K7: User manual

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Contents
  1. Table Of Contents
  2. Introduction
  3. Basic parameters
  4. Order information
  5. Login
  6. Default parameter test
  7. Data transmission text
  8. Work mode
  9. Diagram 3-2 work mode AT commend
  10. TCP Client
  11. UDP Server mode
  12. TCP Server mode
  13. Httpd Client mode
  14. Hardware
  16. Size
  17. Connection diagram
  18. Parameters configuration
  19. Specific functions
  20. Heartbeat package
  21. Web printing
  22. Customize web
  23. Contact us
  24. Modified history
USR IOT USR-K7 User Manual Manual pdf 12 page image
Super Port User Guide www.usriot.comJinan USR IOT Technology Co., Ltd Sales@usriot.comPage12/343.2.TCP ClientDiagram 3-5 TCP Client mode instructions1）TCP Client provide Client connection to TCP network service. It can initiate a connection andconnect to the server to realize the transmission between serial port data and server data.According to related provisions of TCP protocol,TCP client makes a distinction between connectionand disconnection to ensure the exchanging of data. Usually, it is the most common form ofnetwork communication which adopted to data interaction between devices and servers.2）This mode have a function that identify connection exceptions actively. After connected, therewill be about 15s internal to sent KeepAlive. If there is an abnormal interruption of the connection,etc., it will be detected immediately and prompt K7 to break the original connection andreconnect3）When K7 try to connect server as TCP Client, the local port is 0, each time a link is initiated ona random port.4）This mode supports the synchronous baud rate function, transmission cloud and Modbus TCPfunction of USR.5）In the same LAN, if K7 is set as static IP, please set the IP of K7 as gateway IP and correctly setthe gateway IP address, otherwise normal communication will not be possible.6）Note: KeepAlive function, sync baud rate function, pass-through cloud function, Modbus TCPfunction are described in detail below.
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USR-K7
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