AKM AKD7756-HF User Manual Download Page 12

 

 

   [AKD7756-HF] 

<KM101400>  

2010/06 

 

- 12 - 

 

REVISION HISTORY 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

IMPORTANT NOTICE 

 

z

 

These products and their specifications are subject to change without notice.  
When you consider any use or application of these products, please make inquiries the sales office of Asahi Kasei 
Microdevices Corporation (AKM) or authorized distributors as to current status of the products. 

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Descriptions of external circuits, application circuits, software and other related information contained in this 
document are provided only to illustrate the operation and application examples of the semiconductor products. You 
are fully responsible for the incorporation of these external circuits, application circuits, software and other related 
information in the design of your equipments. AKM assumes no responsibility for any losses incurred by you or third 
parties arising from the use of these information herein. AKM assumes no liability for infringement of any patent, 
intellectual property, or other rights in the application or use of such information contained herein. 

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Any export of these products, or devices or systems containing them, may require an export license or other official 
approval under the law and regulations of the country of export pertaining to customs and tariffs, currency exchange, 
or strategic materials. 

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AKM products are neither intended nor authorized for use as critical components

Note1

)

 in any safety, life support, or 

other hazard related device or system

Note2

)

, and AKM assumes no responsibility for such use, except for the use 

approved with the express written consent by Representative Director of AKM. As used here: 

Note1

) A critical component is one whose failure to function or perform may reasonably be expected to result, 

whether directly or indirectly, in the loss of the safety or effectiveness of the device or system containing it, and 
which must therefore meet very high standards of performance and reliability. 

Note2

) A hazard related device or system is one designed or intended for life support or maintenance of safety 

or for applications in medicine, aerospace, nuclear energy, or other fields, in which its failure to function or 
perform may reasonably be expected to result in loss of life or in significant injury or damage to person or 
property. 

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It is the responsibility of the buyer or distributor of AKM products, who distributes, disposes of, or otherwise places 
the product with a third party, to notify such third party in advance of the above content and conditions, and the buyer 
or distributor agrees to assume any and all responsibility and liability for and hold AKM harmless from any and all 
claims arising from the use of said product in the absence of such notification. 

 

Date 

(yy/mm/dd) 

Manual 

Revision 

Board 

Revision 

Reason Page

Contents 

10/06/30 KM101400  0 

First 

Edition

   

Summary of Contents for AKD7756-HF

Page 1: ...An external Flash Memory for DSP programming is integrated into this kit enabling a stand alone operation In addition an easy connection to a mobile phone is provided by integrated Blue Tooth module...

Page 2: ...AKD7756 HF KM101400 2010 06 2 BOARD DIAGRAM Front Panel 1 2 3 4 5 6 7 8 9 Rear Panel 10 11 12 13 Main Board 14 15 16...

Page 3: ...JX1 push switch Human Interface Function JX Push H Release L 8 HOOK push switch Bluetooth Unconnected The AKD7756 becomes stand by sate when pushing this switch for seven seconds Bluetooth connected...

Page 4: ...CK AK7756 LRCK Input 4 BT BICK AK7756 BICK Input 5 GND Ground Table 1 Main Board Functions Bold Default Setting USB Control Adapter USB to 10 pin flat Box TheAKD7756 HF should be connected to a PC via...

Page 5: ...ill be displayed Select the registered machine and connect them when power on the AKD7754 HF next time The peripheral search flow will not be the same way depending on a mobile phone ex A password for...

Page 6: ...Device on the PC When it can not be recognized correctly e g recognized as an unknown device please push the reset button yellow of the USB control box 4 Insert the attached CD ROM into the CD ROM dr...

Page 7: ...the HF program Table 2 AK7756 Code Area Note 1 Setting programs can be provided by AKM on request The setting can be made by SCRIPT writing mode of the GUI Figure 3 Control S W Script tab screen Figu...

Page 8: ...9Eh C 3A2h 1st Band C 1ECh C 1F0h 2nd Band C 1F1h C 1F5h 3rd Band C 1F6h C 1FAh 4th Band C 1FBh C 1FFh MIC_IN_PEQ MIC Filter 2 band IIR fixed 4 band IIR variable Fix Band C 3A4h C 3A8h Fix Band C 3A9h...

Page 9: ...ion setting to the DSP Set the initial address of the PEQ band which need to be modified to ADDR Set quality factor of the filter to Q Set a cutoff frequency of the filter to FREQ Use the Type pull do...

Page 10: ...ree setting In this instruction manual CRAM addresses are expressed as C xx Address 4Ch is shown below as an example Example C 4Ch CRAM Address 4Ch A corresponding example to the CRAM file is shown be...

Page 11: ...lect Mon Slider tab 2 Push down the USE button to write this operation setting to the DSP First write the address to ADDR Without using the slid bar it is also possible to input the value to VAL Set t...

Page 12: ...AKM products are neither intended nor authorized for use as critical componentsNote1 in any safety life support or other hazard related device or systemNote2 and AKM assumes no responsibility for such...

Page 13: ...SDA SO XCONTROL XCONTROL SCL SCLK CTRL FRONT BT RST FRONT HOOK FRONT BT LED SDA CTRL DSP JX1 MON SDO SPDIF I2CSEL DSP SO BlueT SDO CODEC SDTO BlueT BICK BlueT LRCK CODEC SDTI CODEC BICK CODEC LRCK Bl...

Page 14: ...10V TA C5 10u 10V TA R5 51 R5 51 R3 51 R3 51 C8 33n C8 33n C4 22p C4 22p C10 1u 6 3V A C10 1u 6 3V A R12 100k R12 100k C13 0 1uF C13 0 1uF R9 51 R9 51 C12 10u 10V TA C12 10u 10V TA U1 AK7756 30pin VS...

Page 15: ...T C24 1uF T C24 1uF T C22 100pF C22 100pF C16 1uF T C16 1uF T C20 10uF T C20 10uF T C21 0 1uF C21 0 1uF U2B NJM2119 U2B NJM2119 5 6 7 8 4 R22 220 R22 220 C17 1uF T C17 1uF T RCA3 MR 552LS W RCA3 MR 55...

Page 16: ...heet of 1 0 A 4 9 Thursday November 19 2009 Title Size Document Number Rev Date Sheet of 1 0 A 4 9 Thursday November 19 2009 Title Size Document Number Rev Date Sheet of 1 0 A 4 9 Thursday November 19...

Page 17: ...09 Title Size Document Number Rev Date Sheet of 1 0 A 5 9 Friday October 30 2009 2 1 2 1 2 2 1 1 AKD7756 HF CODEC 2 1 2 1 2 1 CL1 Cut Land open CL1 Cut Land open 1 2 C34 0 1uF C34 0 1uF C33 1uF C33 1u...

Page 18: ...1 0 A 6 9 Friday October 30 2009 Title Size Document Number Rev Date Sheet of 1 0 A 6 9 Friday October 30 2009 Title Size Document Number Rev Date Sheet of 1 0 A 6 9 Friday October 30 2009 AKD7756 HF...

Page 19: ...ACK 1 L4 10uH 500mA L4 10uH 500mA C39 0 1uF C39 0 1uF C36 0 1uF C36 0 1uF C43 10uF T C43 10uF T REG5 7808 8V REG5 7808 8V OUT 2 GND 3 IN 1 C37 0 1uF C37 0 1uF C59 10uF 16V A C59 10uF 16V A C62 10uF T...

Page 20: ...of SPK AMP 1 0 AK7756 HF A4 8 9 Friday April 02 2010 S AMPOUT RCA5 MR 552LS W RCA5 MR 552LS W T B S C67 10uF T C67 10uF T R30 10k R30 10k U6 AK7835 U6 AK7835 VDD1 1 INN 2 VDD2 3 VSS2 4 INP 5 NC 10 VCP...

Page 21: ...PFI 4 PFON 5 WDI 6 RESETN 7 WDON 8 R46 51 R46 51 R40 51 R40 51 R43 51 R43 51 C79 0 1uF C79 0 1uF R53 51 R53 51 R56 51 R56 51 C82 10uF T C82 10uF T R33 10k R33 10k C72 0 01uF C72 0 01uF R39 51 R39 51 R...

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