Cirrus Logic CK4970x4 - Manual (Page 3)

DS898CK7 Copyright 2012 Cirrus Logic, Inc
CK49x User’s Manual
Chapter 1. Customer Kit Contents and Requirements ...................................... 1-1
1.1 CK49x Customer Kit Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1
1.2 Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-2
1.2.1 PC Requirements ............................................................................................................1-2
1.2.2 Software Requirements ...................................................................................................1-2
1.2.3 Support Hardware Requirements ....................................................................................1-2
1.2.4 Cabling Requirements.....................................................................................................1-3
1.3 CK49x System Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-4
1.3.1 Audio Inputs.....................................................................................................................1-5
1.3.1.1 Analog Line-level Inputs ................................................................................1-5
1.3.1.2 HDMI Digital Input..........................................................................................1-5
1.3.1.3 Optical Digital Inputs......................................................................................1-5
1.3.1.4 Coaxial Digital Inputs .....................................................................................1-5
1.3.1.5 I2S Digital Input .............................................................................................1-5
1.3.1.6 Microphone Input ...........................................................................................1-5
1.3.2 Audio Outputs..................................................................................................................1-6
1.3.2.1 Main Analog Line-level Outputs.....................................................................1-6
1.3.2.2 Headphone Output ........................................................................................1-6
1.3.2.3 Dual Zone Analog Line-level Outputs ............................................................1-6
1.3.2.4 HDMI Digital Output.......................................................................................1-6
1.3.2.5 Optical Digital Output.....................................................................................1-6
1.3.2.6 I2S Digital Output...........................................................................................1-6
1.3.2.7 I2S Digital Output (DAO Mux Output)............................................................1-7
1.3.3 DC Power Input ...............................................................................................................1-7
1.3.4 USB Connector................................................................................................................1-7
1.3.5 MCU Programming Header .............................................................................................1-7
1.3.6 Reset button ....................................................................................................................1-7
1.3.7 Buttons and Knobs ..........................................................................................................1-7
1.3.8 DAO MUX Select Header ................................................................................................1-7
1.3.9 DAI1 Audio Input Source Multiplexer...............................................................................1-8
1.3.10 DAI2 Audio Input Source Multiplexer.............................................................................1-8
1.3.11 CS495xxx/CS497xxx Audio DSP ..................................................................................1-8
1.3.12 Debug Header ...............................................................................................................1-9
1.3.13 CS2000 Clock Synthesizer............................................................................................1-9
1.3.14 CS42528 S/PDIF RX .....................................................................................................1-9
1.3.15 CS42528 Audio CODEC ...............................................................................................1-9
1.3.16 CS4344 DAC .................................................................................................................1-9
1.3.17 HDMI Recevier (RX)....................................................................................................1-10
1.3.18 HDMI Transmitter (TX) ................................................................................................1-10
1.3.19 Memory........................................................................................................................1-10
1.3.20 Audio Clocking.............................................................................................................1-10
1.3.20.1 Clock and Data Flow for ADC Input...........................................................1-11
1.3.20.2 Clock and Data Flow for S/PDIF Input.......................................................1-12
1.3.20.3 Clock and Data Flow for HDMI or ASIO Input Data Delivery.....................1-13
1.4 DS898CK4Other Useful Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-14
1.4.1 Web Sites ......................................................................................................................1-14
1.4.2 DSP Information ............................................................................................................1-14
1.4.3 Board Information ..........................................................................................................1-14
1.4.4 Audio CODEC Information ............................................................................................1-14
1.4.5 DSP Software Utility Information ...................................................................................1-14