6VPL-VW100
3. NETWORK
This section describes the performance, operations and protocol to be used of advertisement and PJ Talk.

3-1. Advertisement

The advertisement service is provided to facilitate development of a PC application that can automatically
detect a projector on the network. This function is achieved by broadcasting the equipment information
periodically to the network.

3-1-1. Function

The equipment information shown below is transmitted as the broadcast packet periodically (at certain
intervals).
Information Description
Category Category of the equipment
Equipment name Name of the equipment
Serial number Serial number of the equipment
Installation information Installation location of the equipment
Community Community name of the equipment
Power status Power status of the equipment
m
.The category of projector is 0x0a.
.The power status sets ffffh if communication error occurs.
Protocol
The SDAP protocol is defined in order to provide this service.
Item Description
Protocol name SDAP (Simple Display Advertisement Protocol)
Transport UDP
Port number 53862 (Factory-shipments value)
Broadcast interval Once every 30 seconds (Factory-shipments value)

3-1-2. Setup Items

The items that can be set for the advertisement service are described below.
Setup items Description
Port No. Port number
Interval Broadcast interval
Broadcast Address Adding the transmission place.