Cirrus-logic CDB53L21 Manuale Utente Scaricare il pdf (Pagina 2)

2 DS700DB1

CDB53L21

TABLE OF CONTENTS

1. SYSTEM OVERVIEW ............................................................................................................................. 4

1.1 Power ............................................................................................................................................... 4

1.2 Grounding and Power Supply Decoupling ........................................................................................ 4

1.3 FPGA ................................................................................................................................................ 4

1.4 CS53L21 Audio A to D Converter ..................................................................................................... 4

1.5 CS8406 Digital Audio Transmitter .................................................................................................... 5

1.6 Oscillator ........................................................................................................................................... 5

1.7 I/O Stake Headers ............................................................................................................................ 5

1.8 Analog Input ..................................................................................................................................... 5

1.9 Stand-Alone Switches ...................................................................................................................... 6

1.10 Control Port Connectors ................................................................................................................. 6

1.10.1 RS-232 and USB Connectors ...............................................................................................6

2. SOFTWARE MODE CONTROL ............................................................................................................. 7

2.1 General Configuration Tab ............................................................................................................... 8

2.2 ADC Configuration Tab .................................................................................................................... 9

2.3 ADC Volume Controls Tab ............................................................................................................. 10

2.4 Mix Volume Controls Tab ............................................................................................................... 11

2.5 Register Maps Tab ......................................................................................................................... 12

3. HARDWARE MODE CONTROL .......................................................................................................... 13

3.1 FPGA H/W Control ......................................................................................................................... 13

3.2 CS53L21 H/W Control .................................................................................................................... 16

4. PERFORMANCE PLOTS ..................................................................................................................... 17

5. SYSTEM CONNECTIONS AND JUMPERS ........................................................................................ 20

6. BLOCK DIAGRAM ............................................................................................................................... 22

7. SCHEMATICS ...................................................................................................................................... 23

8. BOARD LAYOUT ................................................................................................................................. 30

9. REVISION HISTORY ............................................................................................................................ 33

1 2 3 4 5 6 7 ... 32 33

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Cirrus-logic CDB53L21 Manuale Utente Pagina 2

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