CDB8420

2

DS245DB4

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