Cirrus Logic CS4970x4 - Manual (Page 7)

DS810UM6 Copyright 2013 Cirrus Logic, Inc. vii
CS4953x4/CS4970x4 System Designer’s Guide
9.2.2.4 Command Field .............................................................................................9-5
9.2.2.4.1 Hexadecimal Command ..................................................................9-5
9.2.2.4.2 Configuration File Commmand ........................................................9-5
9.2.2.4.3 Comments .......................................................................................9-5
9.2.2.5 Browse Button ...............................................................................................9-5
9.2.3 DSP Status Group ..........................................................................................................9-6
9.2.3.1 DSP Reset LED .............................................................................................9-6
9.2.3.2 Interrupt Request LED ...................................................................................9-6
9.2.3.3 Busy LED.......................................................................................................9-6
9.2.4 Log Window....................................................................................................................9-6
9.2.4.1 Color Coding ..................................................................................................9-6
9.2.4.2 Menu Items ....................................................................................................9-6
9.2.5 Source Selection Group .................................................................................................9-7
9.2.5.1 Input Source Combo Box...............................................................................9-7
9.2.5.2 Apply Button ..................................................................................................9-7
9.2.5.3 Reset DSP When Changing Source Checkbox .............................................9-7
9.2.6 Source Status Group ......................................................................................................9-7
9.2.6.1 Manual Refresh Button ..................................................................................9-8
9.2.6.2 Auto Refresh Button ......................................................................................9-8
9.2.6.3 Auto Read Checkbox.....................................................................................9-8
9.2.6.4 Source Status Text Fields..............................................................................9-8
9.2.7 DSP Manager API Group ...............................................................................................9-8
9.2.7.1 Source .........................................................................................................9-10
9.2.7.2 MCLK Factor................................................................................................9-10
9.2.7.3 Output Fs .....................................................................................................9-10
9.2.7.4 Decoder and Decoder Mode........................................................................9-10
9.2.7.5 MPM and MPM Mode ..................................................................................9-10
9.2.7.6 VPM and VPM Mode ...................................................................................9-10
9.2.7.7 PPM .............................................................................................................9-10
9.2.7.8 PPM Mode List ............................................................................................9-10
9.2.7.9 Refresh Button .............................................................................................9-10
9.2.7.10 Apply Button ..............................................................................................9-10
Appendix A. FAQ .................................................................................................. A-1
A.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1
A.2 List of Questions and Answers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1
Appendix B. Optional Features ........................................................................... B-1
B.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
B.2 Communication Using the Parallel Control Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
Appendix C. Loading/Unloading Firmware Modules ........................................ C-1
C.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C-1
C.1.1 DTS 96/24™ and DTS-ES™ ........................................................................................ C-1
C.1.1.1 Loading DTS 96/24 Decoder........................................................................ C-1
C.1.1.2 Switching to DTS-ES from DTS 96/24 Decoder........................................... C-1
C.1.2 DTS-ES Matrix and DTS Neo6™.................................................................................. C-1
C.1.2.1 Loading DTS-ES Decoder in Matrix Mode ................................................... C-2
C.1.3 Dolby Digital® ............................................................................................................... C-2
C.1.3.1 Loading Dolby Digital Decoder for Stereo Output ........................................ C-2
C.1.3.2 Setting Dolby Digital to AC3 DRC Mode ...................................................... C-2
C.1.4 Cirrus Logic Signal Generator (SGEN) ......................................................................... C-2
C.1.4.1 Loading the Cirrus Logic SGEN Module ...................................................... C-2