User guide
INTRODUCTION AND CONTENTS
PAGE 3AMIS-DMA1 INSTALLATION & OPERATION MANUAL
1. INTRODUCTION 4
1.1 Introduction
1.2 What is MP3?
1.3 Encoder
1.4 Decoder
1.5 Player
1.6 Wave
1.7 Audio compression in various formats
2. INSTALLATION 5
2.1 Contents of the DMA1 kit
2.2 Notices
3. DESCRIPTION AND CONNECTIONS 6
3.1 Command description
3.2 Connection description
3.3 Power supply
3.4 Logic inputs
3.5 IN/OUT 8 - Vlink input/output
3.6 Serial RS485 connection
3.7 Line level audio input
3.8 Line level audio output
3.9 Amplifi ed audio output
4. CONFIGURATION FILE 9
4.1 What is the confi guration fi le?
4.2 Content of the confi guration fi le
4.3 How it is managed by the DMA1
4.4 Preparing the fi le
4.5 Storing fi les in Flash memory
4.6 Audio adjustment parameters
4.7 Timing and switchover parameters
4.8 Diagram of operating parameters
4.9 Input management parameters
4.10 Infrared movement sensor management parameters
5. SCHEDULED OPERATION 15
5.1 Introduction to timed operation
5.2 The palimpsest fi le – palin.txt
5.3 Mixer function
5.4 AVC function – automatic control of the output volume
6. PLAYLIST OPERATION 17
6.1 Introduction to playlist mode operation
6.2 What is a playlist fi le?
6.3 Playlist activation by logic inputs - MPLL
(Mode PLayList) parameter
6.4 Stop & Play Priority Playlist
6.5 Priority Playlist
6.6 Stop & Play Standard Playlist
6.7 Standard Playlist
6.8 Stop & Play Restart Playlist
6.9 Restart Playlist
7. OPERATION WITH LOGIC INPUTS 20
7.1 Logic input operating mode
7.2 Binary input command codes
8. SPECIAL FUNCTIONS 26
8.1 Connection of two DMA1s
8.2 Amplifi er bridging (40W)
9. RS485 SERIAL COMMUNICATION 28
9.1 RS485 communication
9.2 Serial port communication parameters (confi g.txt)
9.3 Framing error
9.4 NAK reply by a DMA1
9.5 Transmitting a command from a control system
9.6 Basic format of dedicated protocols
9.7 Basic set-up of data packets
9.8 Control codes
9.9 Address (ADD)
9.10 Command (CMD)
9.11 CheckSum (CHK)
9.12 Basic protocol
9.13 Basic protocol with CheckSum
9.14 Basic protocol with CR and LF
9.15 Basic protocol with CheckSum, CR and LF
9.16 List of commands
9.17 Error codes
10. SPECIFICATIONS 40
10.1 Technical features
10.2 Maintenance and conservation
10.3 Disposal
AUS, EUR, USA
Copyright 9th Feb 2006
Rev A: 1/03/06