CDB8420 Datasheet, PDF (2/14 Pages) Cirrus Logic – Evaluation Board

CDB8420
TABLE OF CONTENTS
1. OVERVIEW ............................................................................................................................... 3
1.1 CS8420 .............................................................................................................................. 3
1.2 Micro-Controller and Memory ............................................................................................ 3
1.3 Crystal Oscillators .............................................................................................................. 3
1.4 RS232 Port ........................................................................................................................ 3
1.5 LED Function Indicators ..................................................................................................... 3
2. CDB8420.EXE QUICK START GUIDE .................................................................................... 5
2.1 Setting up the hardware: .................................................................................................... 5
2.2 Installing the software: ....................................................................................................... 5
2.3 Starting up the software: .................................................................................................... 5
2.4 Starting up the Hardware: .................................................................................................. 5
3. CDB8420.EXE USER'S GUIDE ................................................................................................ 6
3.1 Main Window ..................................................................................................................... 6
3.2 Board Setup ....................................................................................................................... 7
3.3 Script file syntax ................................................................................................................. 7
LIST OF FIGURES
Figure 1. CDB8420 Control Panel Main Window ............................................................................ 6
Figure 2. Board Setup Panel ........................................................................................................... 7
Figure 3. CS8420 Sample Rate Converter...................................................................................... 8
Figure 4. Atmel AVR RISC Micro-controller .................................................................................... 9
Figure 5. Power Supplies and Reset Circuit.................................................................................. 10
Figure 6. Silkscreen....................................................................................................................... 11
Figure 7. Top PCB......................................................................................................................... 12
Figure 8. Bottom PCB ................................................................................................................... 13
LIST OF TABLES
Table 1. System Connections ......................................................................................................... 4
Table 2. CDB8420 Jumper Settings................................................................................................ 4
Table 3. Script file syntax description.............................................................................................. 7
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DS245DB4