HIKVISION NVST HNR Series User Manual page 176

 EPSON
The fixed start and end line tag are used for EPSON protocol.
 AVE
The fixed start and end line tag are used for AVE protocol. Serial port and virtual serial port
connection types are supported.
Click Custom to configure the AVE settings.
Set the rule to VSI-ADD or VNET.
Set the address bit of the POS message to send.
Click OK to save the settings.
Network Video Recorder User Manual
Universal Protocol Settings
175
AVE Settings