Analog Devices EVAL-ADAU1772Z User Manual
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Analog Devices EVAL-ADAU1772Z User Manual

Analog Devices EVAL-ADAU1772Z User Manual

Evaluation board four adc, two dac low power codec with audio processor
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Summary of Contents for Analog Devices EVAL-ADAU1772Z

  • Page 1 We have 45,000 LP502030-PCM-NTC-LD-A02554 - EEMB - Lithium Battery Rectangular 3.7V 250mAh Rechargeable in stock now. Starting at $0.034. This EEMB part is fully warrantied and traceable. 00000005981LF-000 EVAL-ADAU1772Z EOS Power ANALOG DEVICES Buy Now Buy Now Looking for a discount?

  • Page 2: Eval-Adau1772Z Package Contents

    This evaluation board provides full access to all analog and digital Evaluation board/software quick start guide I/Os on the ADAU1772. The ADAU1772 core is controlled by Analog Devices, Inc., SigmaStudio™ software, which interfaces to DOCUMENTS NEEDED the board via a USB connection. The EVAL-ADAU1772Z can be...

  • Page 3: Table Of Contents

    Using the Evaluation Board ............10 Documents Needed ................1 Power.................... 10 General Description ................. 1 Inputs and Outputs ..............10 EVAL-ADAU1772Z Evaluation Board Top Side and MP Pins..................12 Bottom Side ..................1 Serial Audio Interface ..............13 Revision History ................2 Communications Header (J1) ..........

  • Page 4: Evaluation Board Block Diagrams

    Evaluation Board User Guide UG-477 EVALUATION BOARD BLOCK DIAGRAMS POWER C/SPI POWER/ SUPPLY COMMUNICATIONS BYPASS REGULATION HEADER SWITCH SELF-BOOT EEPROM PINS ANALOG MIC INPUTS ADAU1772 STEREO LINE INPUT DIFFERENTIAL STEREO OUTPUT DIGITAL MIC INPUTS SINGLE-ENDED SERIAL AUDIO STEREO OUTPUT CONNECTOR MASTER CLOCK XTAL...
  • Page 5 UG-477 Evaluation Board User Guide Figure 5. Default Jumper and Switch Settings (A Solid Black Rectangle Indicates a Switch or Jumper Position) Rev. A | Page 4 of 28...

  • Page 6: Setting Up The Evaluation Board

    Evaluation Board User Guide UG-477 SETTING UP THE EVALUATION BOARD INSTALLING THE SigmaStudio SOFTWARE Users can download the latest version of SigmaStudio by completing the following steps: Go to www.analog.com/sigmastudiodownload and fill in the Email: and Software Key: boxes. You will get a software key with the evaluation board, or you can contact Analog Devices at sigmadsp@analog.com...

  • Page 7: Default Switch And Jumper Settings

    POWERING UP THE BOARD To power up the evaluation board, connect the ribbon cable of the USBi to J1 (CONTROL PORT) of the EVAL-ADAU1772Z. CONNECTING THE AUDIO CABLES Connect a stereo audio source to J22 (AIN2/3). Connect head- phones or powered speakers to J23 (STEREO OUTPUT).

  • Page 8: Creating A Basic Signal Flow

    Evaluation Board User Guide UG-477 Figure 16. Connecting the USB Interface to an ADAU1772 Because Input 2 and Input 3 are being used as a stereo pair, CREATING A BASIC SIGNAL FLOW deselect the 0 and 1 and select the 2 and 3 (see Figure 20). To access the Schematic tab, where a signal processing flow can be created, click the Schematic tab at the top of the screen (see Figure 17).
  • Page 9 UG-477 Evaluation Board User Guide the Push Button Vol section is located. Locate the drop-down menu for Converters Controlled by PushButton Volume: and change its value to All ADCs (see Figure 26). Figure 22. Output Cells Connect the cells together by left-clicking a blue output dot and dragging to the green output dot of the next cell, connecting the Input 2 to OUT0 and Input 3 to OUT1 (see Figure 23).

  • Page 10: Downloading The Program To The Dsp

    Evaluation Board User Guide UG-477 DOWNLOADING THE PROGRAM TO THE DSP To compile and download the code to the DSP, click the Link-Compile-Download button once in the main toolbar of SigmaStudio (see Figure 28). Alternately, press the F7 key. Figure 28. Link-Compile-Download Button If the project does not compile correctly, an error displays (see Figure 29).

  • Page 11: Using The Evaluation Board

    For microphone signals, the ADAU1772 analog inputs can be Power can be supplied to the EVAL-ADAU1772Z in one of configured as single-ended inputs with optional programmable three ways. When Jumper J3 is in the USB/EXT position, power gain amplifier (PGA) mode.
  • Page 12 ADMP521Z evaluation board plugs directly into the header. To use the digital microphone headers on the EVAL-ADAU1772Z, ensure that the proper settings have been made in SigmaStudio. Navigate to the Pin/Pad Control tab in the Hardware Configuration/ADAU1772 Register Control section. Change the value of the CLKOUT/ADC_SDATA1/MP6 drop-down menu to Clock Output (see Figure 34).

  • Page 13: Mp Pins

    (MP0, MP1, MP2, MP3, and MP6) of the ADAU1772, as well as this functionality, set ADC_SDATA0/PDMOUT/MP1 to PDM facilitate the use of the push-buttons on the EVAL-ADAU1772Z Modulator Output and CLKOUT/ADC_SDATA1/MP6 to board. See Figure 53 for the pinout of the header. These jumpers Clock Output.

  • Page 14: Serial Audio Interface

    Evaluation Board User Guide UG-477 SERIAL AUDIO INTERFACE Once connected, use SigmaStudio to set the registers for the desired operation. In the Output/Serial Port tab, under the Serial audio signals in I S, left justified, right justified, or TDM Serial Port Control section, the settings can be manipulated to format are available via the Serial Audio Interface Header J4.

  • Page 15: Communications Header (J1)

    UG-477 Evaluation Board User Guide Use the Signal Routing tab to route the core outputs, ADCs, or To Link-Compile-Download the project (see Figure 28), right- serial inputs to the either of the two available serial output lines. click on ADAU1772 and select Write Latest Compilation to Ensure that Output ASRC is switched to Enabled (see Figure 45).

  • Page 16: Hardware Description

    Evaluation Board User Guide UG-477 HARDWARE DESCRIPTION JUMPERS Table 1. Connector and Jack Descriptions Reference Functional Name Description Control port It facilitates communication between the evaluation board and USBi board. 5 V dc input It provides external power to the board. It accepts 3.8 V dc to 6 V dc input. Power select Jumper used to select power source for the evaluation board.

  • Page 17: Evaluation Board Schematics And Artwork

    UG-477 Evaluation Board User Guide EVALUATION BOARD SCHEMATICS AND ARTWORK Figure 50. EVAL-ADAU1772Z Evaluation Board Schematic—Digital and Analog I/O, Master Clock Generation Rev. A | Page 16 of 28...
  • Page 18 POLARIZINGPLUG 100R SOCKET_12WAY_UNSHROUD IOVDD DMIC_2_3 10k0 10k0 ADC_SDATA1/CLKOUT/MP6 POLARIZINGPLUG POLARIZINGPLUG 100R SOCKET_12WAY_UNSHROUD Figure 51. EVAL-ADAU1772Z Evaluation Board Schematic—PDM Digital Microphone Interface Serial Audio Interface HEADER_12WAY_UNSHROUD EXT_MCLK LRCLK/MP3 49R9 BCLK/MP2 DAC_SDATA/MP0 ADC_SDATA0/PDMOUT/MP1 ADC_SDATA1/CLKOUT/MP6 Figure 52. EVAL-ADAU1772Z Evaluation Board Schematic—Serial Audio Interface...
  • Page 19 C2 7 C2 9 R2 7 Gree n D iffu sed 0 .10 u F 374 k Battery Input 1.5 V Maximum Plane Decoupling Figure 54. EVAL-ADAU1772Z Evaluation Board Schematic—Power Supply Control Port Interface IOVDD IOVDD USB_5V IOVDD OPEN 0.10uF 2k67...
  • Page 20 Evaluation Board User Guide UG-477 Figure 56. EVAL-ADAU1772Z Evaluation Board Layout—Top Assembly Rev. A | Page 19 of 28...
  • Page 21 UG-477 Evaluation Board User Guide Figure 57. EVAL-ADAU1772Z Evaluation Board Layout—Top Copper Rev. A | Page 20 of 28...
  • Page 22 Evaluation Board User Guide UG-477 Figure 58. EVAL-ADAU1772Z Evaluation Board Layout—Power Plane Rev. A | Page 21 of 28...
  • Page 23 UG-477 Evaluation Board User Guide Figure 59. EVAL-ADAU1772Z Evaluation Board Layout—Ground Plane Rev. A | Page 22 of 28...
  • Page 24 Evaluation Board User Guide UG-477 Figure 60. EVAL-ADAU1772Z Evaluation Board Layout—Bottom Copper Rev. A | Page 23 of 28...
  • Page 25 UG-477 Evaluation Board User Guide Figure 61. EVAL-ADAU1772Z Evaluation Board Layout—Bottom Assembly Rev. A | Page 24 of 28...

  • Page 26: Ordering Information

    ASE4204 Tyco Electronics 12.288 MHz crystal, SMT, 18 pF ABM3B-12.288MHZ-10-1-U-T Abracon Corporation Four ADC, two DAC ANC Codec ADAU1772 Analog Devices Synchronous boost dc-to-dc converter ADP1607ACPZ-R7 Analog Devices Fixed low dropout voltage regulator ADP1713AUJZ-1.5-R7 Analog Devices 10-way shroud polarized header, 2 × 5 N2510-6002RB 10-way unshrouded jumper, 2 ×...
  • Page 27 UG-477 Evaluation Board User Guide Qty. Designator Description Part Number Manufacturer Mini power jack, 0.08", R/A, TH RAPC722X Switchcraft J6 to J7 12-way socket unshrouded, 2 × 6 PPPC062LFBN-RC S1 to S2 SPDT slide switch PC mount EG1271 E-Switch 2 section SPST SMD switch raised act 219-2LPST CTS Corporation S4 to S6...
  • Page 28 Evaluation Board User Guide UG-477 NOTES Rev. A | Page 27 of 28...
  • Page 29 By using the evaluation board discussed herein (together with any tools, components documentation or support materials, the “Evaluation Board”), you are agreeing to be bound by the terms and conditions set forth below (“Agreement”) unless you have purchased the Evaluation Board, in which case the Analog Devices Standard Terms and Conditions of Sale shall govern. Do not use the Evaluation Board until you have read and agreed to the Agreement.

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