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ESP8685WROOM03

User Manual

Pre-release v0.1

Espressif Systems

Copyright © 2021

www.espressif.com

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Содержание ESP8685-WROOM-03

Страница 1: ...ESP8685 WROOM 03 User Manual Pre release v0 1 Espressif Systems Copyright 2021 www espressif com ...

Страница 2: ...port download documents Revision History For revision history of this document please refer to the last page Documentation Change Notification Espressif provides email notifications to keep you updated on changes to technical documentation Please sub scribe at www espressif com en subscribe Certification Download certificates for Espressif products from www espressif com en certificates ...

Страница 3: ... 3 2 Get ESP IDF 7 2 3 3 Set up Tools 8 2 3 4 Set up Environment Variables 8 2 4 Create Your First Project 8 2 4 1 Start a Project 8 2 4 2 Connect Your Device 8 2 4 3 Configure 8 2 4 4 Build the Project 9 2 4 5 Flash onto the Device 10 2 4 6 Monitor 11 3 U S FCC Statement 12 4 Learning Resources 14 4 1 Must Read Documents 14 4 2 Important Resources 14 Revision History 15 Espressif Systems 3 ESP868...

Страница 4: ...s 3 transmitter AFH Audio CVSD and SBC Hardware Module interfaces GPIO SPI UART I2C I2S remote control peripheral LED PWM controller general DMA controller TWAI controller compatible with ISO 11898 1 USB Seri al JTAG controller temperature sensor SAR ADC Integrated crystal 40 MHz crystal oscillator Operating voltage Power supply 3 0 V 3 6 V Operating current Average 80 mA Minimum current delivered...

Страница 5: ...3 ADC1_CH3 LED PWM 3V3 6 P Power supply GND 7 P Ground RX 8 I O T GPIO20 U0RXD TX 9 I O T GPIO21 U0TXD IO5 10 I O T GPIO5 ADC2_CH0 FSPIWP MTDI LED PWM IO4 11 I O T GPIO4 ADC1_CH4 FSPIHD MTMS LED PWM Table 3 Test Point Definitions Name Type1 Function EN I High on enables the chip Low off the chip powers off Default internally pulled up TX I O T GPIO21 U0TXD RX I O T GPIO20 U0RXD GND P Ground 3V3 P ...

Страница 6: ...se refer to ESP IDF Programming Guide 2 2 Hardware Connection 1 Solder the ESP8685 WROOM 03 module to the RF testing board as shown in Figure 2 Figure 2 Hardware Connection 2 Connect the RF testing board to the USB to Serial board via TXD RXD and GND 3 Connect the USB to Serial board to the PC 4 Connect the RF testing board to the PC or a power adapter to enable 5 V power supply via the Micro USB ...

Страница 7: ... to get the following packages CentOS 7 8 sudo yum y update sudo yum install git wget flex bison gperf python3 python3 pip python3 setup Ubuntu and Debian sudo apt get install git wget flex bison gperf python3 python3 pip python3 setuptools cmake ninja Arch sudo pacman S needed gcc git make flex bison gperf python pip cmake ninja ccache dfu util libus Note This guide uses the directory esp on Linu...

Страница 8: ...rld project from examples directory in ESP IDF Copy get started hello_world to esp directory cd esp cp r IDF_PATH examples get started hello_world There is a range of example projects in the examples directory in ESP IDF You can copy any project in the same way as presented above and run it It is also possible to build examples in place without copying them first 2 4 2 Connect Your Device Now conn...

Страница 9: ... the option style Please run idf py menuconfig help for further information 2 4 4 Build the Project Build the project by running idf py build This command will compile the application and all ESP IDF components then it will generate the bootloader partition table and application binaries idf py build Running cmake in directory path to hello_world build Executing cmake G Ninja warn uninitialized pa...

Страница 10: ... arguments see idf py Note The option flash automatically builds and flashes the project so running idf py build is not necessary esptool py chip esp8685 p dev ttyUSB0 b 460800 before default_reset after hard_reset write esptool py v3 0 Serial port dev ttyUSB0 Connecting Chip is ESP8685 Features Wi Fi Crystal is 40MHz MAC 7c df a1 40 02 a4 Uploading stub Running stub Stub running Changing baud rat...

Страница 11: ...world build Executing python esp idf tools idf_monitor py b 115200 esp hello_world build hello world elf idf_monitor on dev ttyUSB0 115200 Quit Ctrl Menu Ctrl T Help Ctrl T followed by Ctrl H ets Jun 8 2016 00 22 57 rst 0x1 POWERON_RESET boot 0x13 SPI_FAST_FLASH_BOOT ets Jun 8 2016 00 22 57 After startup and diagnostic logs scroll up you should see Hello world printed out by the application Hello ...

Страница 12: ...s connected Consult the dealer or an experienced radio TV technician for help Caution Any changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment This equipment complies with FCC RF radiation exposure limits set forth for an uncontrolled environment This device and its antenna must not be co located or operati...

Страница 13: ...ered valid and the FCC ID of the module cannot be used on the final product In these and circumstance the OEM integrator will be responsible for re evaluating The end product including the transmitter and obtaining a separate FCC authorization The final end product must be labeled in a visible area with the following Contains Transmitter Module FCC ID 2AC7Z ESP868503 or Contains FCC ID 2AC7Z ESP86...

Страница 14: ...opment framework ranging from hardware guides to API reference Espressif Products Ordering Information 4 2 Important Resources Here are the important related resources ESP32 BBS Engineer to Engineer E2E Community for Espressif products where you can post questions share knowl edge explore ideas and help solve problems with fellow engineers Espressif Systems 14 ESP8685 WROOM 03 User Manual v0 1 ...

Страница 15: ...Revision History Revision History Date Version Release notes 2021 12 27 V0 1 Preliminary release Espressif Systems 15 ESP8685 WROOM 03 User Manual v0 1 ...

Страница 16: ...ROPOSAL SPECIFICATION OR SAMPLE All liability including liability 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 rights are granted herein The Wi Fi Alliance Member logo is a trademark of the Wi Fi Alliance The Bluetooth logo is a registered trademark of Bl...

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