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AKD4112B-B

AK4112B Evaluation Board Rev.0

ASAHI KASEI
AKD4112B-B
AK4112B Evaluation Board Rev.0
GENERAL DESCRIPTION AKD4112B-B is the evaluation board for AK4112B, 96kHz digital audio receiver. This board has optical, cannon connector and BNC connector to interface with other digital audio equipment. Ordering guide
AKD4112B-B -- Evaluation board for AK4112B (A cable for connecting with printer port of IBM-AT compatible PC and a control software are packed with this.)
FUNCTION Digital interface -S / PDIF : 4 channel input (optical or BNC) 1 channel output (optical or BNC) - Serial audio data I / F : 1 output (for DIR data output. 10-pin port) -Serial control data I / F 1 input / output port (10-pin port)
5V Opt RX1 REG 3.3V GND Control
RX2 RX4 Opt TX0
AK4112B
Serial Data out (For DIR)
Figure 1. AKD4112B-B Block Diagram Circuit diagram and PCB layout are attached at the end of this manual.
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AKD4112B-B
Evaluation Board Manual
Evaluation modes (1) Evaluation for DIR S / PDIF in (optical or BNC) - AK4112B - Serial Data out (10pin port)
MCLK BICK LRCK SDTO
Optical, XLR or BNC connector
AK4112B (DIR)
PORT2 (10pin Header)
MCLK BICK LRCK SDTO
AKD4112B-B
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AKD4112B-B
a-2-2. Set-up of the jumper on the main board. RX3 RX4 RX2 JP6 JP7 JP5 JP Short RX4 Short The jumper, which selects the Rx channel, should be Short. Table 3. Set-up of RX2, 3 and 4 Input a-3. Set-up of AK4112B input path It sets up IPS1-0 bits in serial mode. IPS1 bit 0 0 1 1 IPS0 bit INPUT Data 0 RX1 Default 1 RX2 0 RX3 1 RX4 Table 4. Recovery Data Select (Serial)
Set-up of clock input and output The signal level outputted / inputted from PORT2 is 3.3V.
MCLK SDTO LRCK BICK PORT2 DIR 1
Figure 2. PORT2 pin layout b-1. MCKO1 / MCKO2 The output of MCKO1 pin or MCKO2 pin can be selected by JP12. The output frequency of MCKO1 / MCKO2 is selected by OCKS 1-0. Output JP12 signal Default MCKO1 MCKO1 MCKO2 MCKO2 Table 5. MCKO1 / MCKO2 set-up
MCKO1
MCKO2
fs (max) 108 kHz 108 kHz 54 kHz Default
256fs 256fs 256fs 256fs 256fs 128fs 512fs 512fs 256fs Table 6. Master Clock Frequency Select
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AKD4112B-B
Default
(UNLOCK)
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AKD4112B-B
(2) Evaluation for TX S / PDIF in (optical or BNC)- AK4112B - S / PDIF out (optical or BNC) a. Set-up of a Bi-phase output signal As for TX, only the loop back mode of RX corresponds. In serial mode, it can be selected by OPS1-0 bits. This mode is not supported in parallel mode. Connector JP13 (TX) Optical (PORT4) OPT BNC (J4) BNC Table 10. Set-up of TX
Serial control
The AK4112B can be controlled via the printer port (parallel port) of IBM-AT compatible PC. Connect PORT6 (uP-I / F) with PC by 10-line flat cable packed with the AKD4112B-B. Take care of the direction of connector. There is a mark at pin#1. The pin layout of PORT6 is as Figure 3.
Mode Parallel Serial
GND GND GND GND GND PORT6 uP I / F 2
Figure 3. PORT6 pin layout This evaluation board encloses control software. A software operation procedure is included in an evaluation board manual.
CCLK CSN
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AKD4112B-B
Toggle switch set-up SW2 PDN Reset switch for AK4112B. Set to "H" during normal operation. Bring to "L" once after the power is supplied.
LED indication LE1 INT0 LE2 INT1
Bright when ERF pin goes to "H". Bright when AUTO pin goes to "H".
Default OFF OFF OFF OFF OFF OFF OFF OFF
Default OFF OFF OFF OFF OFF OFF ON OFF
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AKD4112B-B
Jumper set up. No. Jumper Name 1 D3V / VD
RX1 RX2-4 DIR MCLK , DIT MCLK TX0
SDA / CDTO
19 (Sub)
RX2 / DIF0
21 (Sub)
RX3 / DIF1
22 (Sub)
RX4 / DIF2
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AKD4112B-B
Control Software Manual Set-up of evaluation board and control software
1. Set up the AKD4112B-B according to previous term. 2. Connect IBM-AT compatible PC with AKD4112B-B by 10-line type flat cable (packed with AKD4112B-B). Take care of the direction of 10pin header. (Please install the driver in the CD-ROM when this control software is used on Windows 2000 / XP. Please refer "Installation Manual of Control Software Driver by AKM device control software". In case of Windows95 / 98 / ME, this installation is not needed. This control software does not operate on Windows NT.) 3. Insert the CD-ROM labeled "AKD4112B-B Evaluation Kit" into the CD-ROM drive. 4. Access the CD-ROM drive and double-click the icon of "akd4396.exe" to set up the control program. 5. Then please evaluate according to the follows.
Operation flow
Keep the following flow. 1. Set up the control program according to explanation above. 2. Click "Port Reset" button.
Explanation of each buttons
1. Port Reset : 2. Write default : 3. All Write : 4. Function1 : 5. Function3 : 6. Function4 : 7. Function5: 8. SAVE : 10. OPEN : 11. Write : Set up the USB interface board (AKDUSBIF-A) . Initialize the register of AK4112B. Write all registers that is currently displayed. Dialog to write data by keyboard operation. The sequence of register setting can be set and executed. The sequence that is created on Function3 can be assigned to buttons and executed. The register setting that is created by SAVE function on main window can be assigned to buttons and executed. Save the current register setting. Write the saved values to all register. Dialog to write data by mouse operation.
Indication of data
Input data is indicated on the register map. Red letter indicates "H" or "1" and blue one indicates "L" or "0". Blank is the part that is not defined in the datasheet.
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AKD4112B-B
Explanation of each dialog 1. Write Dialog: Dialog to write data by mouse operation
There are dialogs corresponding to each register. Click the Write button corresponding to each register to set up the dialog. If you check the check box, data becomes "H" or "1". If not, "L" or "0". If you want to write the input data to AK4112B, click OK button. If not, click Cancel button.
2. Function1 Dialog : Dialog to write data by keyboard operation
Address Box: Input registers address in 2 figures of hexadecimal. Data Box: Input registers data in 2 figures of hexadecimal. If you want to write the input data to AK4112B, click OK button. If not, click Cancel button.
3. Save and Open 3-1. Save
Save the current register setting data. The extension of file name is "akr".
(Operation flow)
(1) Click Save Button. (2) Set the file name and push Save Button. The extension of file name is "akr". 3-2. Open The register setting data saved by Save is written to AK4112B. The file type is the same as Save.
(Operation flow)
(1) Click Open Button. (2) Select the file (.akr) and Click Open Button.
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AKD4112B-B
4. Function3 Dialog
Figure 4. Window of F3
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AKD4112B-B
5. Function4 Dialog
The sequence that is created on Function3 can be assigned to buttons and executed. When F4 button is clicked, the
window as shown in Figure 5 opens.
Figure 5. F4 window
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AKD4112B-B
5-1. OPEN buttons on left side and START buttons
(1) Click OPEN button and select the sequence file (.aks). The sequence file name is displayed as shown in Figure 6.
Figure 6. F4 window(2) (2) Click START button, then the sequence is executed.
5-2. SAVE and OPEN buttons on right side
SAVE : The sequence file names can assign be saved. The file name is .ak4. OPEN : The sequence file names assign that are saved in .ak4 are loaded.
5-3. Note
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AKD4112B-B
6. Function5 Dialog The register setting that is created by SAVE function on main window can be assigned to buttons and executed. When F5 button is clicked, the following window as shown in Figure 7opens.
Figure 7. F5 window
6-1. OPEN buttons on left side and WRITE button
(1) Click OPEN button and select the register setting file (.akr).
(2) Click WRITE button, then the register setting is executed.
6-2. SAVE and OPEN buttons on right side
SAVE : The register setting file names assign can be saved. The file name is .ak5. OPEN : The register setting file names assign that are saved in .ak5 are loaded.
6-3. Note
(1) All files need to be in same folder used by SAVE and OPEN function on right side. (2) When the register setting is changed by Save Button in main window, the file should be loaded again in order to reflect the change.
ASAHI KASEI
AKD4112B-B
Revision History Date (YY / MM / DD) 05 / 10 / 03 Manual Revision KM080200 Board Revision 0 Reason First Edtion Contents
IMPORTANT NOTICE · These products and their specifications are subject to change without notice. Before considering any use or application, consult the Asahi Kasei Microsystems Co., Ltd. (AKM) sales office or authorized distributor concerning their current status. · AKM assumes no liability for infringement of any patent, intellectual property, or other right in the application or use of any information contained herein. · 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. · AKM products are neither intended nor authorized for use as critical components in any safety, life support, or other hazard related device or system, and AKM assumes no responsibility relating to any such use, except with the express written consent of the Representative Director of AKM. As used here: (a) 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. (b) 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. · It is the responsibility of the buyer or distributor of an AKM product who distributes, disposes of, or otherwise places the product with a third party to notify that 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.
CM1 / CDTI / SDA
OCKS0 / CSN / CAD
OCKS1 / CCLK / SCL
CM0 / CDTO / CAD1
INT0 INT1
CN4 CN2 49 1 1 + 2 C20 0.1u 2 51 TVDD 52 AVDD V / TX
U1 DVDD CM0 / CDTO 28 32
C19 10u 10u C21
CM1 / CDTI
0.1u C22 3 TVDD OCKS1 / CCLK 26
P / SN 2 C23 5 X1 1 C24 6 XTO MCKO2 23 27 XTI MCKO1 24 28
11.2896MHz
7 PDN DAUX 22 26
RX1 C25 10u
RX2 RX2 1 DIF0 3 JP19 2 FS96 12 RX2 / DIF0 FS96 17 TVDD TVDD 21
RX3 RX4 1 DIF2 3 JP22 2 14 RX4 / DIF2 AUTO 15 19 INT1 18
IPS / RX4 17
DIF0 / RX5
DIF1 / RX6
MCKO1
MCKO2
DIF2 / RX7
OCKS0 / CSN
R61 8 18k 9 C26 0.1u AVDD SDTO 20 R BICK 21
19 TXO
RX3 1 DIF1 3
JP21 2
RX3 / DIF1
AK4112B
Title Size A3 Date:
AKD4112B-B
Document Number Rev
Tuesday, October 11, 2005 Sheet
For U6
VD D3V
For U1, U2, U5
D3V VD
PORT1
For U3, U4
GND VCC GND OUT
49 50 R1 JP2 51 OPT XLR BNC 1 3 5 2 4 6 AVDD P / SN / ANS ACKS AVDD 52
0.1u0.1u0.1u
0.1u 0.1u
TORX176
T2 LP2950A R3 GND AVDD 1 1 OUT IN 3
2 TVDD / VDD RX1
short
C11 47u
short
T3 TA48M033F R6 DVDD 1 OUT GND 2 IN 1 1 2 3 4 5
C13 58
AVDD JP5 1 2 JP6 1 2 JP7 1 RX4 2 3 IPS0
short
R7 OVDD
C14 47u
C15 47u
short
R8 D3V
short
IPS0 DIF0 DIF1 DIF2 / XSEL IPS1 / IIC P / SN / ANS TEST ACKS
IPS0 / RX4 JP8 1 RX5 2 3 DIF0 IPS1 / IIC P / SN / ANS TEST ACKS DIF0 / RX5 JP9 1 RX6 2 3 DIF1 JP10 1 RX7 2 3 DIF2 / XSEL R9 D3V K
DIF1 / RX6
DIF2 / XSEL / RX7
D3V 16 U1
D3V 14 14
DVDD VIN
EMCK1
4Y GND
D1 1S1588
R11 R12
U2A 74HC14 2
U2B 74HC14 4
DAUX2
EMCK2 DAUX2 SW2
MCKO1 2 MCKO2
MCKO1 MCKO MCKO2
74LVC157
D3V / VD PORT2 10 9 8 7 6 20 JP12 MCKO1 1 2 3 MCKO2
R13 R14 R17 R19 R21
GND GND GND GND NC
MCLK BICK LRCK SDTO DAUX R22 R23
47k 47k 47k 47k 47k 47k
R70 R71 R72 R73 R74 R75
R15 R16 R18 R20
A0 A1 A2 A3 A4 A5 A6 A7 DIR OE
47k 47k 47k 47k 47k 47k
R76 R77 R78 R79 R80 R81
74AC245
Title Size A3 Date: Document Number
AKD4112B-B
Wednesday, June 29, 2005 Sheet
+5V VOUT
PORT4
TVDD / VDD
OPT 2 BNC
TOTX176
R33 1k
DA02-F
R36 25
26 27 28 29 OVDD OVDD 30 31 32
CN3 U2C 5 EMCK2 EMCK 33 34 INT0 U2D 9 INT1 D3V R48 VD U5 16 CM0 / CDTO / CAD1 1Y 2Y 3Y 4Y GND 4 7 9 12 1 74LS07 7 R57 R50 R53 VD U6A OCKS0 / CSN / CAD0 2 DVDD DVDD 40 41 42 R59 R60 43 IPS1 / IIC IPS1 / IIC 44 45 46 47 48 12 74LS07 7
14 7 74HC14
7 74HC14
U2E 11
10k 10k
R52 R55
74HC14 U2F 13 74HC14 7
CSN R56 SCL / CCLK SDA / CDTI 51 SDA(ACK) / CDTO
CM1 / CDTI / SDA
OCKS1 / CCLK / SCL
74LVC157
SDA / CDTO
PSEL D3V / VD
U6B 4 74LS07 7
U6D 8 74LS07 7
U6F 13
U6C 6 74LS07 7
U6E 10 74LS07 7
Title Size A3 Date:
AKD4112B-B
Document Number Rev
Wednesday, June 29, 2005 Sheet