
1 (T)
VPL Series PROTOCOL MANUAL
Table of Contents
1. Overview
1-1. Introduction ........................................................................ 1
1-2. Glossary of Terms .............................................................. 1
1-3. Protocol Stack Structure..................................................... 1
2. Common Commands
2-1. Sub Commands .................................................................. 3
2-1-1. ITEM List ................................................................. 3
2-1-2. Infrared Remote Command Code........................... 13
2-2. Reply ................................................................................ 16
3. RS-232C
3-1. Connection ....................................................................... 17
3-2. Communication Specifications......................................... 17
3-3. Communication Procedure............................................... 18
3-3-1. Outline of Communication ..................................... 18
3-4. Communication Rules...................................................... 18
3-5. Approximate Return Waiting Times................................. 18
3-6. Command Block Format .................................................. 19
3-6-1. Simplified Command .............................................. 19
3-7. Packet Examples .............................................................. 20
3-7-1. Change “ASPECT” to “ZOOM” ............................ 20
3-8. AMX Device Discovery................................................... 20
4. Ethernet
4-1. Service.............................................................................. 21
4-1-1. Advertisement......................................................... 21
4-1-2. PJ Talk..................................................................... 22
4-2. Communication Procedure............................................... 23
4-3. Protocols........................................................................... 24
4-3-1. SDAP ...................................................................... 24
4-3-2. SDCP....................................................................... 25
4-3-3. SNMP...................................................................... 33
4-3-4. PJLink ..................................................................... 34
4-3-5. DDDP...................................................................... 41