AKD4940-A AK4940 Evaluation board Rev.1

Transcription

1 [AKD90-A] AKD90-A AK90 Evaluation board Rev. GENERAL DESCRIPTION The AKD90-A is an evaluation board for the AK90, monaural audio CODEC with a microphone pre-amplifier and an analog direct path. The AKD90-A also has the digital audio interface and can achieve the interface with digital audio systems via opt-connector. Ordering guide AKD90-A --- Evaluation board for AK90VN. (Control software is included in this package) FUNCTION Analog audio input : Stereo-mini jack (x) Analog audio output : Stereo-mini jack (x),rca connector (x) Digital interface - DIT&DIR (AK8A) : Optical connector - 8pin header for external signal interface USB port for the board control ~V Regulators INN INP INN INP OUTN OUTP TVDD AVDD AK90 AK8A (DIR&DIT) Opt In Opt Out OUTN OUTP USB IF Pin Header OUT Figure. AKD90-A Block Diagram * Circuit diagram and PCB layout are attached at the end of this manual. <KM0> 08/0 - -

2 [AKD90-A] Board Outline Chart Board Diagram Power Supply Jack T0 T0 T0 T0 T0 USB Port Analog Output Optical Input U0 U0 Analog Input Optical Output External Port figure.akd90-a Outline Chart Description () U0 ( AK90 ) Audio CODEC. () J0, J0, J0, J0, J0 ( Analog data ) J0, J0 Stereo mini jack : Analog Input for INN/P, INN/P. J0, J0 Stereo mini jack : Analog Output for OUTN/P, OUTN/P. J0 RCA Connector : Analog Output for OUT. () PORT0, PORT0 ( Optical Connector ) PORT0 : Input optical signal to AK8A. PORT0 : Output optical signal from AK8A. () PORT0( External signal port ) PORT0 : External digital signal. () J0, J0, J0, J0 ( Power supply ) J0 (VIN) : V~V Power Supply J0 (AVDD) :.V Power Supply J0 (TVDD) :.8V/.V Power Supply J0 () : () U0 ( AK8A ) AK8A has DIR, DIT and X tal oscillator. () U0 ( PIC ) USB control chip. Sets up AK90 registers from PC via USB port (PORT0). <KM0> 08/0 - -

3 [AKD90-A] Evaluation Board Manual Operation Sequence ) Set up Power Supplies by jacks. When AVDD, TVDD are supplied from regulator. (Default) JP0, JP0, JP0 select the path from regulator. J0 VIN J0 AVDD / OPEN J0 TVDD / OPEN JP0 AVDD_SEL JP0 TVDD_SEL REG CON REG CON figure. Setting of using the regulator. In default setting, the voltage of TVDD is.v (JP0). JP0 TVDD-SEL.V.8V figure. Setting of TVDD selector. When AVDD, TVDD are supplied from the power supply connectors. JP0, JP0 select the path from the power supply connectors. J0 VIN J0 AVDD / OPEN J0 TVDD / OPEN JP0 AVDD_SEL JP0 TVDD_SEL REG CON REG CON figure. Setting of using the power supply connector <KM0> 08/0 - -

4 [AKD90-A] ) Analog Input Setting. Differential mode. JP0 Diff Sel JP0 Diff Sel figure. Setting of using the analog input selector. Pseudo- Differential mode or Singl Ended mode. JP0 Diff Sel JP0 Diff Sel figure. Setting of using the analog input selector ) Setup the Audio I/F Evaluation Mode.. Using AK8A. JP0 SDOUT_SEL JP0 BICK_SEL JP0 SDIN_SEL JP0 LRCK_SEL figure 8. Setting of using the AK8A. Using External signal. JP0 SDOUT_SEL JP0 BICK_SEL JP0 SDIN_SEL JP0 LRCK_SEL figure 9. Setting of using the PORT0 <KM0> 08/0 - -

5 [AKD90-A] CONTROL SOFT MANUAL Evaluation Board and Control Soft Settings. Set an evaluation board properly.. Connect Evaluation board to PC with USB cable. USB control is recognized as HID (Human Interface Device) on the PC. When it can not be recognized correctly please reconnect Evaluation board to PC with USB cable.. Proceed evaluation by following the process below. [Support OS] Windows / 0 ( / bit) Operation Screen. Start up the control program following the process above.. After the evaluation board s power is supplied, the AK90 must be reset once. (Pushing [Port Reset] button, and power up AK90 by [PDN : H] button.). The operation screen is shown below figure 0. Control Soft display <KM0> 08/0 - -

6 [AKD90-A] Operation Overview Function, register map and testing tool can be controlled by this control soft. These controls are selected by upper tabs. Buttons which are frequently used such as register initializing button Write Default, are located outside of the switching tab window. Refer to the Dialog Boxes for details of each dialog box setting. (9) () () () () () () () (8) figure. Operation Overview. [Port Reset] : For when connecting to PC with USB cable Click this button after the control soft starts up when connecting to PC with USB cable. This button can reset AK8A and AK90.. [Write Default] : Register Initializing When the device is reset by a hardware reset, use this button to initialize the registers.. [All Write] : Executing write commands for all registers displayed.. [Save] : Saving current register settings to a file.. [Load] : Executing data write from a saved file.. [All Reg Write] : [All Reg Write] dialog box is popped up.. [Sequence] : [Sequence] dialog box is popped up. 8. [Sequence (File)] : [Sequence (File)] dialog box is popped up. 9. [PDN : H] : Selection PDN H/L of AK90. <KM0> 08/0 - -

7 [AKD90-A] Tab Functions. [Function]: Esay function control tab This tab is for the control of this evaluation board easily. Each button link to the register of AK90 and AK8A, the register is written by push these buttons. (-) (-) (-) (-) (-) (-) (-9) (-) (-8) figure. Window of [Function] (-) [A/D, D/A On] Setting:AK90 and AK8A Power On. Mode:Lineout 0dB/ExtSlave/IS/8kHz. figure. Button of [A/D, D/A On] <KM0> 08/0 - -

8 [AKD90-A] (-) [ADC Setting] Setting MIC Gain Amp and ADC Digital Volume and Digital Filter and Attenuation Speed. Slider bar is moved to the selected value. figure. ADC Setting (-) [Analog input select] Selecting analog input interface differntial or single-end and INP/INN or INP/INN. figure. Analog input select (-) [DAC Setting] Setting DAC Digital Volume and Attenuation Speed and Soft Mute. figure. DAC Setting (-) [Analog output select] Selecting analog output interface OUTP/N and OUTP/N Mute or Analog Direct or DAC Lineout. Selecting analog output interface OUT Mute or DAC Lineout() or DAC Lineout(-) and Inv. DAC Lineout() or AVDD/. figure. Analog output select <KM0> 08/0-8 -

9 [AKD90-A] (-) [SDIN select] Selecting SDIN INV bit Normal or Inverted. figure 8. SDIN select (-) [Audio I/F setting] Selecting the audio format of AK90. (-8) [~Power bit Setting~] ADC or DAC : Button on :ADC or DAC Power Up. ADC or DAC : Button off :ADC or DAC Power Down. figure 9. Audio I/F setting (-9) [AK8A Setting] Selecting power up and the audio format of AK8A. figure 0. Button of [Power Down/UP] figure. Window of [AK8A Setting] <KM0> 08/0-9 -

10 [AKD90-A]. [REG]: Register Map This tab is for a register writing and reading. Each bit on the register map is a push-button switch. Button Down indicates H or and the bit name is in red (when read only it is in deep red). Button Up indicates L or 0 and the bit name is in blue (when read only it is in gray) Grayout registers are Read Only registers. They can not be controlled. The registers which is not defined in the datasheet are indicated as ---. (-) [Write]: Data Writing Dialog figure. Window of [REG] It is for when changing two or more bits on the same address at the same time. Click [Write] button located on the right of the each corresponded address for a pop-up dialog box. When the checkbox is checked, the data will be H or. When the checkbox is not checked, the data will be L or 0. Click [OK] to write setting values to the registers, or click [Cancel] to cancel this setting. figure. Window of [Register Set] (-) [Read]: Data Read Click [Read] button located on the right of the each corresponded address to execute a register read. After register reading, the display will be updated regarding to the register status. Button Down indicates H or and the bit name is in red (when read only it is in deep red). Button Up indicates L or 0 and the bit name is in blue (when read only it is in gray) Please be aware that button statuses will be changed by a Read command. <KM0> 08/0-0 -

11 [AKD90-A] Dialog Boxes. [All Reg Write]: All Reg Write dialog box Click [All Reg Write] button in the main window to open register setting files. Register setting files saved by [Save] button can be applied. figure. Window of [All Register Write] [Open (left)] : Selects a register setting file (*.akr). [Write] : Executes register writing by the setting of selected file. [Help] : Opens a help window. [Save] : Saves a register setting file assignment. The file name is *.mar. [Open (right)] : Opens a saved register setting file assignment *. mar. [Close] : Closes the dialog box and finish the process. [Interval time] : The frequency of the writing. ~ Operating Suggestions ~. Those files saved by [Save] button and opened by [Open] button on the right of the dialog *.mar should be stored in the same folder.. When register settings are changed by [Save] button in the main window, re-read the file to reflect new register settings. <KM0> 08/0 - -

12 [AKD90-A]. [Save]: [Save Address of Register] Dialog Box Click the [Save] button in the main window for save address setting dialog box. figure. Window of [SAVE] [All Address] check box : When the [All Address] checkbox is checked, all register settings will be saved. [Start Address] edit box : When the [All Address] check box is not checked, set starts register address to save. [End Address] edit box : When the [All Address] check box is not checked, set end register address to save. [OK] button : Selects a file to save and saves register settings. [Cancel] button : Cancel and finish this process. [AK8A] check box : When the [AK8A] checkbox is checked, AK8A settings will be saved.. [Sequence]: [Sequence] Dialog Box Click the [Sequence] button in the main window to open register sequence setting dialog box. Register sequence can be set in this dialog box. figure. Window of [Sequence] <KM0> 08/0 - -

13 [AKD90-A] ~ Sequence Setting ~ Set register sequence according to the following process.. Select a command Use [Select] pull-down box to choose commands. Corresponding boxes will be valid. < Select items> No use : Not using this address Register : Register write Reg_Mask : Register write (Masked) Interval : Takes an interval Stop : Pauses the sequence End : Ends the sequence. Input sequence [Address] [Data] [Mask] : Data address : Write data : Mask This value ANDed with the write data becomes the input data. The bits which corresponding Mask bit = 0 are not changed. At this time, data read is not executed, and the storage data of this software is used. Write Default must be executed after power up the AK90 or when the AK90 is reset by the PDN pin since the storage data and register values are different. This is the actual write data. [Interval] When Mask = 0x00, current setting is hold. When Mask = 0xFF, the 8bit data which is set in the [Data] box is written. When Mask = 0x0F, lower bit data which is set in the [Data] box is written. Upper bit is hold to current setting. : Interval time Valid boxes for each process command are shown below. No use : None Register : [ Address ], [ Data ], [ Interval ] Reg_Mask : [ Address ], [ Data ], [ Mask ], [ Interval ] Interval : [ Interval ] Stop : None End : None <KM0> 08/0 - -

14 [AKD90-A] ~ Control Buttons ~ Functions of Control Button are shown below. [DEL] button : Checked step is deleted. [INS] button : The last deleted step is inserted to checked step. [Start Step] select : Select start step. No. Step : Start from No. step. Checked Step : Start from checked step. [Start] button : Executes the sequence. [Stop] button : Stops the sequence. [Help] button : Opens a help window. [Save] button : Saves sequence settings as a file. The file name is *.aks. [Open] button : Opens a sequence setting file *.aks. [Close] button : Closes the dialog box and finishes the process. ~ Stop of the Sequence ~ When Stop is selected in the sequence, the process is paused at this step and restart step number is checked. It starts again from the checked step by clicking the [Start] button. When the process at the end of sequence is finished, Step No. of [start step] is selected automatically. <KM0> 08/0 - -

15 [AKD90-A]. [Sequence(File)]: Sequence Setting File Dialog Box Click [Sequence(File)] button to open sequence setting file dialog box. Those files saved in the Sequence setting dialog can be applied in this dialog. figure. Window of [ Sequence(File) ] [Open (left)] : Opens a sequence setting file (*.aks). [Start] : Executes the sequence by the setting of selected file. [Start All] : Executing all sequence settings. Selected files are executed in descending order. [Help] : Opens a help window. [Save] : Saves a sequence setting file assignment. The file name is *.mas. [Open(right)] : Opens a saved sequence setting file assignment *. mas. [Close] : Closes the dialog box and finishes the process. ~ Operating Suggestions ~. Those files saved by [Save] button and opened by [Open] button on the right of the dialog *.mas should be stored in the same folder.. When Stop is selected in the sequence the process will be paused and a pop-up message will appear. Click OK to continue the process. <KM0> 08/0 - -

16 [AKD90-A] Mesurement Data [Measurement condition] Measurement unit BICK LRCK Bit Input Frequency Power Supply Band Width Pass Temperature : SYS-(No.000) PSIA-(No.00) : fs : 8 khz : bit : khz : AVDD = TVDD =.V(Regulator) : 0 Hz ~ khz (fs=8khz) 0 Hz ~ 0 khz (fs=8 khz) : SYS- (PSIA) AK90 : Room Temperature [Measurement Result]. Gain AmpMonaural ADC (INP / INN pins, INP / INN pins, MGNL/R= 0dB ) Parameter Input Results Fs filter Signal INP/INN INP/INN S/(ND) -dbfs khz LPF Dynamic Range -0dBFS 8kHz None S/N No Signal None S/(ND) -dbfs 0kHz LPF Dynamic Range -0dBFS 8 khz A-weighted S/N No Signal A-weighted Units dbfs. DACLine-out (OUTP / OUTN pins, OUTP / OUTN pins, OUT pins) Input Results Parameter Fs filter Signal OUTP/OUTN OUTP/OUTN OUT S/(ND) 0dBFS khz LPF Dynamic Range -0dBFS 8 khz None S/N No Signal None S/(ND) 0dBFS 0kHz LPF Dynamic Range -0dBFS 8 khz A-weighted S/N No Signal A-weighted Units dbfs <KM0> 08/0 - -

17 [AKD90-A] Revision History Date (YY/MM/DD) Manual Revision Board Revision Reason Contents /09/9 KM00 0 First Edition 8/0/0 KM0 Changed Device revision up.(rev.a Rev.B) 8/0/0 KM0 Modification Schematic update. 8/0/0 KM0 Changed Control Soft update. 8/0/0 KM0 Modification Add measurement data. IMPORTANT NOTICE 0. Asahi Kasei Microdevices Corporation ( AKM ) reserves the right to make changes to the information contained in this document without notice. When you consider any use or application of AKM product stipulated in this document ( Product ), please make inquiries the sales office of AKM or authorized distributors as to current status of the Products.. All information included in this document are provided only to illustrate the operation and application examples of AKM Products. AKM neither makes warranties or representations with respect to the accuracy or completeness of the information contained in this document nor grants any license to any intellectual property rights or any other rights of AKM or any third party with respect to the information in this document. You are fully responsible for use of such information contained in this document in your product design or applications. AKM ASSUMES NO LIABILITY FOR ANY LOSSES INCURRED BY YOU OR THIRD PARTIES ARISING FROM THE USE OF SUCH INFORMATION IN YOUR PRODUCT DESIGN OR APPLICATIONS.. The Product is neither intended nor warranted for use in equipment or systems that require extraordinarily high levels of quality and/or reliability and/or a malfunction or failure of which may cause loss of human life, bodily injury, serious property damage or serious public impact, including but not limited to, equipment used in nuclear facilities, equipment used in the aerospace industry, medical equipment, equipment used for automobiles, trains, ships and other transportation, traffic signaling equipment, equipment used to control combustions or explosions, safety devices, elevators and escalators, devices related to electric power, and equipment used in finance-related fields. Do not use Product for the above use unless specifically agreed by AKM in writing.. Though AKM works continually to improve the Product s quality and reliability, you are responsible for complying with safety standards and for providing adequate designs and safeguards for your hardware, software and systems which minimize risk and avoid situations in which a malfunction or failure of the Product could cause loss of human life, bodily injury or damage to property, including data loss or corruption.. Do not use or otherwise make available the Product or related technology or any information contained in this document for any military purposes, including without limitation, for the design, development, use, stockpiling or manufacturing of nuclear, chemical, or biological weapons or missile technology products (mass destruction weapons). When exporting the Products or related technology or any information contained in this document, you should comply with the applicable export control laws and regulations and follow the procedures required by such laws and regulations. The Products and related technology may not be used for or incorporated into any products or systems whose manufacture, use, or sale is prohibited under any applicable domestic or foreign laws or regulations.. Please contact AKM sales representative for details as to environmental matters such as the RoHS compatibility of the Product. Please use the Product in compliance with all applicable laws and regulations that regulate the inclusion or use of controlled substances, including without limitation, the EU RoHS Directive. AKM assumes no liability for damages or losses occurring as a result of noncompliance with applicable laws and regulations.. Resale of the Product with provisions different from the statement and/or technical features set forth in this document shall immediately void any warranty granted by AKM for the Product and shall not create or extend in any manner whatsoever, any liability of AKM.. This document may not be reproduced or duplicated, in any form, in whole or in part, without prior written consent of AKM. <KM0> 08/0 - -

18 OUT OUTP OUTN STO PDN D D AVDRV OUTN TP08 SCL SDA C OUTP TP0 OUTN TP09 OUTP TP0 SDA C TP AVDD TVDD TP TVDD TP AVSS C0.u TP VCOM TP DVSS B B TP SDIN TP INN TP9 INP SDOUT TP8 SDOUT A INN TP INP TP TEST TP BICK TP LRCK A BICK OUT OUTP OUTN STO PDN-CODEC SCL AVDD C0 0u SDIN INN INP INN INP TEST LRCK TP0 TP0 TP0 TP0 TP0 CN pin_ CN0 9pin_ TP0 R0 0 R0 0 CN0 9pin_ C08 open(s) C0 open R0 open LE0 C0.u 0 R0 0 9 R OUT OUTP OUTN AVDRV STO PDN 9 9 OUTN SCL 0 C0 0.u 0 OUTP AVDD VCOM U0 AK90VN SDA TVDD 0 9 DVSS C0 0.u C0 0u AVSS INN SDIN 8 SDOUT 0 TAB INP INN INP TEST BICK LRCK R R08 0 R0 0k R09 0 R0 0 R 0 CN pin_ TP0 Title <AKD90-A> Size Document Number Rev Main A Tuesday, April 0, 08 Date: Sheet of

19 D J0 AIN INN INP Diff Sel - :Full-diff - :Pseudo-diff or Single Ended JP0 TP0 INN TP0 INP C0 0u(s) INN D C0 0u(s) INP J0 AIN INN INP Diff Sel - :Full-diff - :Pseudo-diff or Single Ended JP0 TP0 INN TP0 INP C0 0u(s) INN C C0 0u(s) INP C TP0 OUTN OUTN 0u(s) C0 OUTN J0 AOUT OUTP 0u(s) C0 C0 open(s) R0 open(s) TP0 OUTP OUTP C open(s) R0 open(s) B OUTN 0u(s) C0 TP0 OUTN OUTN J0 AOUT B OUTP 0u(s) C08 C open(s) R0 open(s) TP08 OUTP OUTP C open(s) R0 open(s) A OUT 0u(s) C09 TP09 OUT C open(s) J0 AOUT R0 open(s) Title <AKD90-A> Size Document Number Rev A INPUT&OUTPUT Date: Tuesday, April 0, 08 Sheet of A

20 D D.V L0 0uH C0 0u D.V D PORT0 VCC OUT RX-OPT C0 0.u C0 0u R0 0 C0 0.u C0 0.u R0 0k C D.V DIF0-8A DIF-8A DIF-8A PORT0 TX-OPT IN VCC C09 IPS0 NC DIF0 TEST DIF VSS 8 DIF 9 IPS 0 P/SN XTL0 XTL VIN C08 0.u C 0.u 0u 8 RX VSS RX TEST RX NC RX0 D.V D.V U0 AK8A TVDD NC TX0 TX BOUT COUT UOUT VOUT DVDD VSS MCKO LRCK D.V VSS VCOM 0 R 9 AVDD 8 C0 0.u C 0u INT INT0 OCKS0 OCKS CM CM0 PDN MCKO BICK SDTO 0 XTI XTO 9 DAUX 8 AK8A R0 0 R0 0 R08 0 D.V INT0 R0 80 C0 8p X0.MHz C0 8p LE0 PDN-8A PDN-8A JP0 AK8A EXT SDOUT-SEL JP0 AK8A EXT BICK-SEL JP0 AK8A EXT SDIN-SEL JP0 AK8A EXT LRCK-SEL D.V C 0.u Y Y Y Y NC VCCY EN U0 A A A A NC VCCA ADG0 C 0.u TVDD SDIN SDOUT LRCK BICK C B R0 0 R 0 R 0 B STO INT0 U0 A Y VCC A Y SNLVCGDCK LE0 C 0.u STO LE0 R R8 k open D.V PORT0 8 :BICK :LRCK :SDIN :SDOUT R 0k R 0k R 0k R 0k : : : 8: A A Title <AKD90-A> Size Document Number Rev A AK8A Date: Tuesday, April 0, 08 Sheet of

21 D D PIC-VDD R0.k R0 0k R0 0k R0 00k C B T0 APADL PORT0 V =>.V VUSB D- D USB(B type) PCL Vout NC NC Vcont NC 8 Vin C0 EP 9 C0 u u PDN-8A DIF-8A DIF-8A DIF0-8A Silk :MCLR :VDD : :PGD :PGC JP0 JMPx R0 0 R 0 R 0 R VSS RD0/SPP0 RD/SPP RD/SPP RD/SPP RD/SPP RD/SPP/PB RD/SPP/PC RD/SPP/PD C0 0u C0 0.u 8 VDD RB/KBI/PGD RB/KBI/PGC RB/KBI/PGM RB/AN/KBI0/CSSPP RB/AN9/CPP/VPO RB/AN8/INT/VMO RB/AN0/INT/SCK/SCL RB0/AN/INT0/FLT0/SDI/SDA C0 0.u PIC8F0 TQFP -PIN U0 VSS0 VDD0 MCLR_N/Vpp/RE NC/ICCK/ICPGC NC/ICDT/ICPGD NC/ICRST_N/ICVpp NC/ICPORTS RC0/TOSO/TCKI RC/TOSI/CCP/UOE_N 9 RC/CCP/PA RA0/AN0 0 RA/AN RA/AN/Vref-/CVref RA/AN/Vref RC/D-/VM RA/T0CKI/COUT/RCV RC/D/VP RA/AN/SS_N/HLVDIN/COUT RC/TX/CK RC/RX/DT/SDO C0 0u PIC8F0 8 0 XTI OSC/CLKI XTO OSC/CLKO/RA RE0/AN/CKSPP RE/AN/CKSPP RE/AN/OESPP VUSB C08 0.u C09 C 0.u R 0 X0 0MHz C R R R09 00k p p SCL SDA PDN SCL SDA TVDD 8 PIC-VDD C 0.u U0 PCA90DP C0 0.u U0 VCCBVCCA EN VREF SCL SDA OE B TXB00DCK VREF SCL SDA A TVDD C 0.u C0 0.u R0 0 R08 0 R0 0k PDN-CODEC TVDD R0 0k SCL SDA C B A A Title <AKD90-A> Size Document Number Rev A PC-IF Date: Wednesday, September 0, 0 Sheet of

22 J0 VIN D VIN C0 0u V~V C0 0u C0 0.u 8 T0 APADL NC Vcont PCL Vin Vout NC NC 9 EP C0 0.u C0 0u.V J0 AVDD REG CON JP0 AVDD-SEL AVDD D C C0 0u C08 0.u 8 T0 APADL NC Vcont PCL Vin Vout NC NC 9 EP C09 0.u C0 0u.V JP0 TVDD-SEL J0 TVDD REG CON JP0 TVDD-SEL C0 00u TVDD C C 0u C 0.u 8 T0 TK8AME NC Vcont Vin NC 9 EP PCL Vout NC C 0.u C 0u.8V C 00u B C 0u C 0.u 8 T0 APADL NC Vcont PCL Vin Vout NC NC 9 EP C8 0.u C9 0u.V D.V B J0 TP0 TP0 TP0 TP0 A A Title <AKD90-A> Size Document Number Rev A POWER SUPPLY Date: Wednesday, September 0, 0 Sheet of

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