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3 Software Overview

Texas Instrument's PurePath

™

Console 3 (PPC3) graphical development suite is a program that serves as a

platform for many of TI's audio products. PPC3 is designed to simplify the evaluation, configuration, and debug
process associated with the development of audio products.

3.1 PurePath Console 3 Installation

The ADCx120Q1EVM-PDK GUI is an application that installs into the PPC3 framework. PPC3 must be
installed prior to downloading the ADCx120Q1EVM-PDK GUI. To download the PPC3, visit

www.ti.com/tool/

PUREPATHCONSOLE

and request access. If the PPC3 is already installed, proceed to

shows the setup directory for the PPC3 installation.

Figure 3-1. PurePath Console 3 Installation

Open the PPC3 installer and follow the instructions in the setup wizard.

Software Overview

12

ADCx120Q1EVM-PDK, PCMD3140Q1EVM-PDK Evaluation Module

SBAU398 – MARCH 2022

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Содержание ADCx120Q1EVM-PDK

Страница 1: ...erview 12 3 1 PurePath Console 3 Installation 12 3 2 ADCx120Q1EVM GUI Installation 13 4 GPIO1 Settings 15 5 Master Mode Operation 16 6 Quick Start 16 6 1 Configuring the Audio Serial Bus for the I2S O...

Страница 2: ...e 6 1 Loading Presets 16 Figure 6 2 Onboard Mic Preset 16 Figure 6 3 MIC Bias Configuration 17 Figure 6 4 Standby to Active Mode 17 Figure 6 5 Disabled Controls in Active Mode 17 Figure 6 6 Audio Seri...

Страница 3: ...diagram of the ASI routing on the AC MB MUX USB Optical Input Stereo Analog Input External ASI Header Source Selector SW2 Audio Processor PCM9211 Optical Output To EVM Figure 2 1 AC MB Audio Serial In...

Страница 4: ...ot connected the PCM9211 captures the input signal provided through the analog input and streams the signal to the evaluation module This feature can be useful when a digital input DAC is connected to...

Страница 5: ...6 Power Supply Distribution of the AC MB The AC MB can be powered from the host computer by using the USB 5 V power supply VBUS by shorting header J5 USB POWER Additionally the AC MB can be powered fr...

Страница 6: ...xibility to allow the user to evaluate the device across multiple operation modes The different operation modes are highlighted in this section The INxP and INxM pins of the PCMx120 Q1 can optionally...

Страница 7: ...epted in this mode is a differential 2 VRMS full scale audio signal If a single ended source is used then 1 VRMS signal is supported Figure 2 8 PCMx120 Q1EVB Connection for Line Input Application www...

Страница 8: ...use to preserve the performance of the microphones The PCMD3140Q1EVM PDK only includes the T5818 digital microphone but the same script in Table 2 1 and Figure 2 9 can be used for configuring the micr...

Страница 9: ...9c 02 81 Wake up device and enable AREG d 10 wait 10 ms w 9c 0d 01 Set Ch 3 data to ASI left slot 1 w 9c 22 41 Set IN2M_GPO1 to PDCMLK output Default 3 072MHz w 9c 2b 50 Set IN2P_GPI1 to PDMDIN2 for...

Страница 10: ...1 J2 J3 and J10 Figure 2 10 Figure 2 11 and Figure 2 12 illustrate the recommended pin connections for common use cases Note the GPIO1 pin is referenced to the IOVDD domain while IN2P_GPI1 MICBIAS_GPI...

Страница 11: ...1 GND AMIC2 GND DMIC1 2 GND PDMOUT AVDD PDMCLK AVDD AVDD Requires AVDD IOVDD Figure 2 12 External Mics 2x Analog and 2x Digital Microphones www ti com Hardware Overview SBAU398 MARCH 2022 Submit Docum...

Страница 12: ...into the PPC3 framework PPC3 must be installed prior to downloading the ADCx120Q1EVM PDK GUI To download the PPC3 visit www ti com tool PUREPATHCONSOLE and request access If the PPC3 is already insta...

Страница 13: ...0 Q1 app tile Figure 3 2 PurePath Console 3 App Center The PCMx120 Q1 GUI is designed to work with up to four devices at any time As shown in Figure 3 3 choose the 1 device radial button and click New...

Страница 14: ...he text will read PCMx120 Q1 offline If the EVM is detected a Connect button appears Clicking this button connects the hardware Figure 3 5 Hardware Connect When the hardware is connected the Connect b...

Страница 15: ...t whenever an IRQ occurs such as when the VAD is configured to generate an interrupt on voice detection If GPIO1 is to be used a function other than interrupt modifications may be required to the 0 re...

Страница 16: ...h the other clocks To use the External ASI header it is necssary to install a 0 Ohm resistor at R11 on the EVM which is depopulated by default 6 Quick Start Configure the AC MB for the USB audio TDM a...

Страница 17: ...o change the mode from standby to active Figure 6 4 Standby to Active Mode When active mode is enabled any controls not configurable in active mode are grayed out These controls can be changed again w...

Страница 18: ...ormat configuration pane shown in Figure 6 7 change the protocol format to I2S and the word length to 16 bits Figure 6 7 ASI Format Configuration When the protocol format is changed to I2S in the GUI...

Страница 19: ...ratio is fixed at 64 The EVM is now ready for use with the audio recording program of your choice 6 2 Saving a Configuration To save a configuration as shown in Figure 6 10 click the upper left corne...

Страница 20: ...19 SCL TP20 SDA GPIO1 TP22 GPIO1 From Motherboard From DUT To DUT Jumper Description J14 Designator Function MICBIAS Connection to On Board Mic IN1P Connection to On Board Mic IN1M Connection to On Bo...

Страница 21: ...yo Yuden C26 1 1uF CAP CERM 1 uF 16 V 10 X7R 0603 0603 EMK107B7105KA T Taiyo Yuden D1 D3 2 Green LED Green SMD LED_0805 LTST C170KGKT Lite On D2 1 Red LED Red SMD 1206 LTST C150CKT Lite On H1 H3 2 Sma...

Страница 22: ...ale R5 R9 2 33 RES 33 5 0 1 W AEC Q200 Grade 0 0603 0603 CRCW060333R0J NEA Vishay Dale R6 R8 2 0 RES 0 5 0 1 W 0603 0603 CRCW06030000Z 0EA Vishay Dale R10 R11 2 0 RES 0 1 0 1 W AEC Q200 Grade 0 0603 0...

Страница 23: ...evices DSE0006A WSON 6 DSE0006A TLV7103318QDS ERQ1 Texas Instruments U5 1 EEPROM 512KBIT 400KHZ 8TSSOP TSSOP 8 24LC512 I ST Microchip C6 0 1uF CAP CERM 1 uF 16 V 10 X7R 0603 0603 EMK107B7105KA T Taiyo...

Страница 24: ...EVM DOUT2 S 1 2 1B1 3 1B2 4 1A 5 2B1 6 2B2 8 GND 3A 9 3B2 10 3B1 11 4A 12 4B2 13 4B1 14 7 2A OE 15 VCC 16 U15 SN74CB3Q3257DGVR I2S SEL S0 GND GND I2S SEL S1 GND X DIN2 9211 DOUT 9211 DIN2 9211 DIN2 R...

Страница 25: ...M1555C1H270 JB01 MuRata C50 C51 2 10uF CAP AL 10 uF 16 V 20 SMD D3xL5 4mm UWX1C100MCL2 GB Nichicon C52 C58 C61 C63 4 10uF CAP CERM 10 uF 16 V 20 X5R 0603 0603 EMK107BBJ106M A T Taiyo Yuden C54 1 4700p...

Страница 26: ...R3 2 2 2k RES 2 2 k 5 0 063 W AEC Q200 Grade 0 0402 0402 CRCW04022K20J NED Vishay Dale R4 R10 R11 R12 R15 R16 R18 R19 R20 R21 R22 R23 R24 13 33 2 RES 33 2 1 0 05 W 0201 0201 RC0201FR 0733R 2L Yageo A...

Страница 27: ...Dual Buffer Driver with Open Drain Output DCK0006A SOT SC70 6 DSF0006A SN74LVC2G07DS FR Texas Instruments U5 1 Single Channel Ultra Small Adjustable Supervisory Circuit With Active High Open Drain Out...

Страница 28: ...Texas Instruments Y1 1 OSC 24 MHz 2 25 3 63 V SMD 2x1 6mm ASTMLPA 24 000 MHZ EJ E T Abracon Corporation Y2 1 Crystal 24 576 MHz 10pF SMD 2 5x0 5x2 0mm ABM10 24 576MH Z E20 T Abracon Corporation FID1...

Страница 29: ...le_name Create fileReader object fileInfo audioinfo infile_name Copy info from infile_name fileWriter dsp AudioFileWriter outfile_name SampleRate deviceReader SampleRate DataType int32 Create fileWrit...

Страница 30: ...change without notice TI grants you permission to use these resources only for development of an application that uses the TI products described in the resource Other reproduction and display of thes...

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