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ESP8266UserManual 

1 / 12Espressif SystemsJune 19, 2014

ESP8266EX WiFiModule

USER MANUAL



FOR OEM OR INTEGRATORS ONLY: This module is limited to OEM installation

only and must not be sold to end-users.



[ ]CONFIDENTIAL

[ ]INTERNAL

[ ]PUBLIC



Disclaimer and Copyright Notice

Information in this document, including URL references, is subject to change without

notice.

THIS DOCUMENT IS PROVIDED "AS IS" WITH NO WARRANTIES

WHATSOEVER, INCLUDING ANY WARRANTY OF MERCHANTABILITY,

NONINFRINGEMENT, FITNESS FOR ANY PARTICULAR PURPOSE, OR ANY

WARRANTY OTHERWISE ARISING OUT OF ANY PROPOSAL,

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.

All trade names, trademarks and registered trademarks mentioned in this document

are property of their respective owners, and are hereby acknowledged.

Caution:Changesormodificationsnotexpresslyapprovedbythemanufacturercouldvoidthe

user’sauthoritytooperatetheequipment.



Thisdevicecomplieswithpart15oftheFCCRules.Operationissubjecttothefollowingtwo

conditions:(1)Thisdevicemaynotcauseharmfulinterference,and(2)thisdevicemustaccept

anyinterferencereceived,includinginterferencethatmaycauseundesiredoperation.

Summary of content (12 pages)

PAGE 1
ESP8266User Manual ESP8266EX WiFiModule USER MANUAL FOR OEM OR INTEGRATORS ONLY: This module is limited to OEM installation only and must not be sold to end-users. [ ] CONFIDENTIAL [ ] INTERNAL [  ] PUBLIC Disclaimer and Copyright Notice Information in this document, including URL references, is subject to change without notice.
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ESP8266User Manual Table of Contents 2. Table of Contents ....................................................................................................... 2 1. Foreword .................................................................................................................... 3 2. FCC RF exposure requirements ................................................................................. 4 2.1. Standards and Regulatory Compliance ............................................................
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ESP8266User Manual 1. Foreword This manual mainly introduces how to use ESP8266‐based SDK for Internet of Things, including virtual machine installation, development tool usage, SDK software development kit etc. OEM integrators must be instructed to ensure that the end‐user has no manual instructions to remove or install the device. The end‐user can not remove or install this module to any other devices.
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ESP8266User Manual 2. FCC RF exposure requirements 2.1. Standards and Regulatory Compliance 2.1.1. Standards and certification The EUT conforms to the following standards and certification requirements: 802.11 b/g/n FCC ❒ 47 CFR Part 1 ‐ RF radiation exposure limits ❒ 47 CFR Part 2 ‐ Equipment authorization ❒ 47 CFR Part C ‐ WIFI 2.1.2. FCC certification requirements According to the definition of mobile and fixed device is described in Part 2.1091(b), this device is a mobile device.
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ESP8266User Manual ❒ 802.11n band <2.0 dBi 5. This module must not transmit simultaneously with any other antenna or transmitter 6. The host end product must include a user manual that clearly defines operating requirements and conditions that must be observed to ensure compliance with current FCC RF exposure guidelines. For portable devices, in addition to the conditions 3 through 6 described above, a separate approval is required to satisfy the SAR requirements of FCC Part 2.
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ESP8266User Manual radiator shall caution the user that changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
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ESP8266User Manual responsible for ensuring that the after the module is installed and operational the host continues to be compliant with the Part 15B unintentional radiator requirements. The Espressif Systems will provide guidance if needed.
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ESP8266User Manual 3. Download Tools 3.1. XTCOM_UTIL Double‐click the icon to run the download tool to download the compiled *.bin files onto the SPI Flash on the ESP8266 motherboard. Set the jumper on the motherboard as MTDO：0，GPIO0：0，GPIO2：1, then it will enter download mode.
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ESP8266User Manual Step 4: download the image file Step 5: select and download the bin file which you are going to burn into the flash Note: Program Address Offset varies in accordance with bin file. For example, the corresponding Program Address Offset for eagle.app.v6.flash.bin is 0x0000. Please refer to bin directory descriptions in "4.2 Directory Structure". Step 6: re‐connect After completion of Step 5, re‐connect ESP8266 motherboard to power.
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ESP8266User Manual serial port and repeat Step 2 and Step 3. Step 7: select and download next bin file which you are going to burn into the flash, for example, eagle.app.v6.irom0text.bin. Note: the corresponding Program Address Offset for eagle.app.v6.irom0text.bin is 0x40000. Please refer to bin directory descriptions in "4.2 Directory Structure". Step 8: close serial port After the downloading, users can check and print relevant information with SecureCRT.
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ESP8266User Manual 3.2. ESP_FLASH_DOWNLOAD Espressif also provides the tool "ESP_FLASH_DOWNLOAD" for users to burn several bin files altogether at once, and download several complied *.bin files at a time into the SPI Flash on the ESP8266 motherboard. “ESP_FLASH_DOWNLOAD” introduction：（1） Bin‐Select Area: Choose bins to burn，and burn them in corresponding address. （2） SPI FLASH CONFIG: Set config of spi flash.
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ESP8266User Manual selected above to one (target.bin). “Default” reset to the default config. （3） Mac Address：Mac address of ESP8266. Also set the jumper on the motherboard as MTDO：0，GPIO0：0，GPIO2：1, then it will enter download mode. Steps are as follows: (1) See the red boxes in the picture above, select the bin file to be burned ->fill in the path ->check burning options. (2) Set COM port and baud rate. (3) Click "START" to start downloading.