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Texas Instruments TAS3308EVM Скачать руководство пользователя страница 23

Chapter 3

SLEU093 – March 2008

System Interfaces

This chapter describes the TAS3308EVM board power supplies and system interfaces.

Topic

..................................................................................................

Page

3.1

Control Interface (Control1), Input

...............................................

3.2

Digital Audio Interface, Input (J1)

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3.3

PWM Output (J4)

.......................................................................

3.4

Analog Input (J6)

......................................................................

3.5

Digital Audio Interface, Output (J9)

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3.6

RCA Connectors

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3.7

MSP430 Port Connector (J3)

.......................................................

3.8

I

2

S Master Slave Jumper (JP3)

....................................................

SLEU093 – March 2008

System Interfaces

23

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Содержание TAS3308EVM

Страница 1: ...TAS3308EVM Evaluation Module for the TAS3308 Digital Audio Signal Processor User s Guide March 2008 Digital Audio Video Products SLEU093...

Страница 2: ...TAS3308EVM Evaluation Module for the TAS3308 Digital Audio Signal Processor User s Guide Literature Number SLEU093 March 2008...

Страница 3: ...Mode 15 2 6 EVM Default Configuration 15 2 7 TAS3308 Software Installation 16 3 System Interfaces 23 3 1 Control Interface Control1 Input 24 3 2 Digital Audio Interface Input J1 24 3 3 PWM Output J4...

Страница 4: ...low Part B 20 2 6 GDE Test Process Flow 21 4 1 MSP430 Control Example 30 List of Tables 2 1 Recommended Supply Voltages for EVM Board 14 2 2 JP2 Clock Master Slave Setting 15 3 1 Control1 Pin Descript...

Страница 5: ...tware or equipment WARNING This is an example of a warning statement A warning statement describes a situation that could potentially cause harm to you The information in a caution or a warning is pro...

Страница 6: ...cumentation 1 Graphical Development tool GDE for TAS3308 GDE ver 1 7 or later 2 General Application Notes Trademarks Equibit and PurePath Digital are trademarks of Texas Instruments 6 Read This First...

Страница 7: ...control for the TAS3308 The TAS3308 is the commercial version intended for home audio and other commercial applications This is a single board EVM EVM can be configured with a TAS5601 or similar powe...

Страница 8: ...PurePath Studio The resulting programs can be loaded into the EVM EEPROM The TAS3308 will then load the EEPROM contents and execute the signal processing flows During execution many of the TAS3308 sig...

Страница 9: ...OUT SCLKOUT MCLKOUT GND Control Input Line Out 1 Headphone SPDIF I O MSP430 Control Power Digital Input Analog Output TAS3308 Analog Comp SDA SCL GND 3 3V GPIO1 GPIO2 RESET MUTE GND GND TUSB USB Contr...

Страница 10: ...SHT 10 TYPE A JACK EEPROM1 USB Push Buttons OPTICAL SPDIF IN I2S RESET USB GPIOx DATA1 DATA2 MCLK DATA0 SCLK LRCLK LRCLK MCLK SDIN1 LINx SDIN2 SDIN1 SDIN3 MCLK SCLK LRCLK 3 3V 5V POWER SUPPLY PWM2 PW...

Страница 11: ...B IN Control IN Analog Analog In Lineout PWM 1 In 1 L R 1 L R to 20 L R L R Lineout Valid Fault PWM OUT 3 RI 3 RD 3 LI 3 LD 1 RI 1 RD 1 LI 1 LD PWM2 Headphone PCB Component Map TAS3308EVM physical str...

Страница 12: ...Overview 12 SLEU093 March 2008 Submit Documentation Feedback...

Страница 13: ...packing absolute operating conditions and a description of the factory default jumper configuration Topic Page 2 1 Electrostatic Discharge Warning 14 2 2 Unpacking the EVM 14 2 3 Power Supply Setup 14...

Страница 14: ...is powered via the 9 V terminals or the 9 V center hot power connectors PJ1 and PJ2 The TAS3308 EVM generates a 5 V 5 V and 3 3 V internal supplies that are fed to the TAS3308EVM components Set the po...

Страница 15: ...PTO4 and from SPDIF SDOUT2 when the SDOUT2 is configured for SPDIF output In slave mode data and clocks can be input in the SPDIF I2 S IN OPTO1 or the I2 S input J1 The SPDIF input is selected automat...

Страница 16: ...s an evaluation license For those who are interested in product development using PurePath Studio tools there is a production license This is the software license that is needed to support the EVM Acc...

Страница 17: ...the clock master slave mode Before loading or building a process flow verify that an initialization file is specified in the Execute I2 C command file window This window is found under Tools I2 C Com...

Страница 18: ...oint a process flow can be built using the TAS3308 application framework the TAS3308 I O components and the audio processing components Building and running a process flow A good starting point is to...

Страница 19: ...www ti com TAS3308 Software Installation Figure 2 4 Loading a Process Flow SLEU093 March 2008 Quick Setup Guide 19 Submit Documentation Feedback...

Страница 20: ...stallation Figure 2 5 Loading a Process Flow Part B This loads a process flow that streams a signal from either the ADC or SAP1 input to the PWM and SAP output 20 Quick Setup Guide SLEU093 March 2008...

Страница 21: ...restores the TAS3308 register to the default values The TAS3308 will then load the EEPROM image and the TAS3308_init_master slave cfg file At this point the TAS3308 EVM transitions to the run mode wi...

Страница 22: ...Quick Setup Guide 22 SLEU093 March 2008 Submit Documentation Feedback...

Страница 23: ...c Page 3 1 Control Interface Control1 Input 24 3 2 Digital Audio Interface Input J1 24 3 3 PWM Output J4 25 3 4 Analog Input J6 26 3 5 Digital Audio Interface Output J9 26 3 6 RCA Connectors 27 3 7 MS...

Страница 24: ...m any setting to noiseless soft mute Mute can also be activated by 8 MUTEZ I2 C 9 GPIO3 General purpose bidirectional I O 3 10 GPIO4 General purpose bidirectional I O 4 The digital audio interface con...

Страница 25: ...d 14 N C N C 15 GND Ground 16 N C N C 17 GND Ground 18 PWM3_RI PWM3_RI 19 GND Ground 20 PWM3_RD PWM3_RD 23 GND Ground 22 PWM3_LI PWM3_LI 23 GND Ground 24 PWM3_LD PWM3_LD 25 GND Ground 26 PWM2_RI PWM2_...

Страница 26: ...e in left channel 5 19 GND Ground 20 LineIn5R Line in right channel 5 23 GND Ground 22 LineIn6L Line in left channel 6 23 GND Ground 24 LineIn6R Line in right channel 6 25 GND Ground 26 LineIn7L Line...

Страница 27: ...Ground 8 SDOUT1 I2 S data 1 channel 1 and 2 9 GND Ground 10 SDOUT2 I2 S data 2 channel 3 and 4 Table 3 6 RCA Connectors Pin Description PIN NO NET NAME AT SCHEMATICS DESCRIPTION 1 Signal Channel inpu...

Страница 28: ...www ti com I2 S Master Slave Jumper JP3 Table 3 8 JP3 Pin Description PIN NO DESCRIPTION 1 2 I2 S Slave 2 3 I2 S Master System Interfaces 28 SLEU093 March 2008 Submit Documentation Feedback...

Страница 29: ...2008 MSP430 Programming This chapter describes the TAS3308EVM board power supplies and system interfaces Topic Page 4 1 Example of MSP430 Programming 30 SLEU093 March 2008 MSP430 Programming 29 Submit...

Страница 30: ...Decreases Vol I2 C Addresses 196 0xC4 Reserved 197 0xC5 Reserved 199 0xC7 Reserved Example of MSP430 Programming The MSP430 can be programmed to provide TAS3308 and power stage initialization and con...

Страница 31: ...o take any and all appropriate precautions with regard to electrostatic discharge EXCEPT TO THE EXTENT OF THE INDEMNITY SET FORTH ABOVE NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT SPEC...

Страница 32: ...ut If there is uncertainty as to the load specification please contact a TI field representative During normal operation some circuit components may have case temperatures greater than xxx C The EVM i...

Страница 33: ...siness practice TI is not responsible or liable for any such statements TI products are not authorized for use in safety critical applications such as life support where a failure of the TI product wo...

Страница 34: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TAS3308EVM...

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