USR IOT USR-N580 - Page 36

USR-N580 User Manual technical support:h.usriot.com
Jinan USR IOT Technology Limited
36
www.usriot.com
 Modbus active polling:
Through the serial port heartbeat packet function of N580, can realize Modbus active polling.
1. Enable Uart Heartbeat Packet in the webpage. Heartbeat Packet content is the query command.