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Espressif Systems ESP32-LyraTD-SYNA, Руководство пользователя

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Table of Contents 

1. Overview 

1 

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

1.1. ESP32-LyraTD-SYNA

 

1

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

1.2. Hardware Resources

 

1

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

2. Configuring for AVS 

3 

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

2.1. Software Preparation

 

3

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

2.2. Hardware Preparation

 

3

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

2.3. Flashing the Firmware

 

4

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2.3.1. Driver Installation

 

4

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

2.3.2. Flashing ESP32

 

4

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2.4. Network Configuration

 

7

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2.4.1. Wi-Fi Networking

 

7

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2.5. Interactive Function

 

10

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2.5.1. Voice Recognition

 

10

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2.5.2. Buttons

 

10

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A. Appendix - Schematics 

11

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Содержание ESP32-LyraTD-SYNA

Страница 1: ...ESP32 LyraTD SYNA User Guide Version 1 0 Espressif Systems Copyright 2019...

Страница 2: ...e Notification Espressif provides email notifications to keep customers updated on changes to technical documentation Please subscribe at https www espressif com en subscribe Certification Download ce...

Страница 3: ...for AVS 3 2 1 Software Preparation 3 2 2 Hardware Preparation 3 2 3 Flashing the Firmware 4 2 3 1 Driver Installation 4 2 3 2 Flashing ESP32 4 2 4 Network Configuration 7 2 4 1 Wi Fi Networking 7 2 5...

Страница 4: ...o module and a digital signal processor DSP that features a two microphone array for noise reduction and echo cancelation as well as a Coder Decoder CODEC that includes two pairs of DACs ADCs with hig...

Страница 5: ...USB to UART conversion 6 USB Communication Port This is a normal USB communication port between PC and ESP32 module 7 ON Board microphone There are two types of microphone connection on board and by M...

Страница 6: ...15200 4 App for Provisioning In order to run Alexa you need to provision LyraTD SYNA with Alexa credentials and network settings Wi Fi SSID and passphrase Android APK https play google com store apps...

Страница 7: ...2 3 2 Flashing ESP32 Figure 2 1 Flash Download Tool In order to build examples of esp va sdk please follow the instructions mentioned on the GitHub page Once you build the Alexa firmware you will gene...

Страница 8: ...ary files mentioned in table below and set appropriate address in the tool as shown in Figure 2 3 Binary Files Address Function bootloader bin 0x1000 basic configuration partitions bin 0x8000 basic co...

Страница 9: ...or SPI SPEED select DIO for SPI MODE and select 128 Mbit for FLASH SIZE 5 Select the COM port in line with the one used by the PC select 1152000 as a baud rate 6 Click the START button on the ESP32 Fl...

Страница 10: ...ice Make sure your phone has internet connectivity Figure 2 5 Provision New Device The provisioning happens over BLE Bluetooth Low Energy Android mandates applications to have Location permission for...

Страница 11: ...ext step is to login to your amazon account Figure 2 7 Login to your amazon After successful login and authorization you will be shown a list of Wi Fi networks in the vicinity Choose the network that...

Страница 12: ...twork and click on the provision button Figure 2 8 Available Wi Fi networks Figure 2 9 Enter your passphrase On successfully connecting to the Wi Fi network after provisioning the DSP and Alexa will b...

Страница 13: ...me a joke How is the weather Will it rain today Sing a song Play TuneIn radio Set volume level to 7 2 5 2 Buttons The PLAY button can be used as tap to talk The same button can also be used to disable...

Страница 14: ...Q EAPD I2C I2S_ESP_TX I2S_AEC VCC AP7361C 33 ER 7 13 USB CNN ESP32 3 3V LDO 3 3V DSP CX20921 3 3V Codec CX22721 LDO LDO 1 8V VCC Title Size Document Number R e v Date Sheet o f 01_Block 1 3 ESP32 LYRA...

Страница 15: ...6 Friday August 30 2019 Title Size Document Number R e v Date Sheet o f 02_Power_MCU 1 3 ESP32 LYRATD SYNA C 2 6 Friday August 30 2019 R36 100K 1 NC R230 0R 5 R21 0R 5 U4 AP7361C 33 ER 7 13 GND 1 VOUT...

Страница 16: ...FFC_MIC_INP1 5 ExtFFC_MIC_INN1 5 ExtFFC_MIC_INP2 5 ExtFFC_MIC_INN2 5 IO27 2 5 Title Size Document Number R e v Date Sheet o f 03_Button Connector 1 3 ESP32 LYRATD SYNA C 3 6 Friday August 30 2019 Titl...

Страница 17: ...V0 CX20921_3V3 CX_GND CX20921_3V3 CX20921_3V3 CX_GND CX20921_3V3 CX_GND CX20921_1V0 CX_GND CX_GND CX_MGND CX_MGND CX_GND CX_GND CX20921_3V3 CX_GND CX_MGND CX_PGND CX_GND CX_GND VCC CX_GND CX_GND CX209...

Страница 18: ...CX20721_LRCLK 6 CX20721_ADCDAT 6 Title Size Document Number R e v Date Sheet o f 05_CX20921_Interface 1 3 ESP32 LYRATD SYNA C 5 6 Friday August 30 2019 Title Size Document Number R e v Date Sheet o f...

Страница 19: ...Sheet o f 06_Codec 1 3 ESP32 LYRATD SYNA C 6 6 Thursday September 05 2019 U13 RT9043GB 400mA EN 3 OUT 5 VIN 1 NR FB 4 GND 2 C102 2 2uF 10V 10 R104 0R 5 PJ 3930 A J7 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 C9...

Страница 20: ...lity for infringement of any proprietary rights relating to use of information in this document is disclaimed No licenses express or implied by estoppel or otherwise to any intellectual property right...

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