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Cirrus Logic CDB43L21 User Manual
Cdb43l21, Evaluation board for the cs43l21, Features
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Cirrus Logic CDB43L21 User Manual | 25 pages
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Table of contents
Document Outline
1. System Overview
1.1 Power
1.2 Grounding and Power Supply Decoupling
1.3 FPGA
1.4 CS43L21
1.5 CS8415 Digital Audio Receiver
1.6 Oscillator
1.7 I/O Stake Headers
1.8 Analog Outputs
1.9 Stand-Alone Switches
1.10 Control Port Connectors
1.10.1 USB Connector
1.10.2 RS-232 Connector
2. Software Mode Control
2.1 General Configuration Tab
Figure 1. General Configuration Tab
2.2 DAC Volume Controls Tab
Figure 2. DAC Volume Controls Tab
2.3 Register Maps Tab
Figure 3. Register Maps Tab - CS43L21
3. Hardware Mode Control
3.1 FPGA H/W Control
Table 1. MCLK and Clock/Data Routing Options
3.2 CS43L21 H/W Control
Table 2. CS43L21 H/W Mode Control
Figure 4. Routing 1
Figure 5. Routing 2
Figure 6. Routing 3
Figure 7. Routing 4
Figure 8. Routing 5
4. System Connections
Table 3. System Connections
5. Jumper Settings
Table 4. Jumper Settings
6. CDB43L21 Block Diagram
Figure 9. Block Diagram
7. CS43L21 Schematics
Figure 10. CS43L21 and Analog I/O (Schematic Sheet 1)
Figure 11. S/PDIF I/O (Schematic Sheet 2)
Figure 12. FPGA (Schematic Sheet 3)
Figure 13. Level Shifters & I/O Stake Header (Schematic Sheet 4)
Figure 14. Control Port I/O (Schematic Sheet 5)
Figure 15. Power (Schematic Sheet 6)
8. CDB43L21 Layout
Figure 16. Silk Screen
Figure 17. Top-Side Layer
Figure 18. Bottom-Side Layer
9. Errata
10. Revision History
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