HF-A11

  • Product Code: UART to Wi-Fi/Eth [A11]
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Overview of Characteristic

●Support IEEE802.11b/g/n Wireless Standards

●Support TCP/IP/UDP Network Protocols

●Support UART/GPIO/Ethernet Data Interface

●Support Work As STA/AP/AP+STA Mode

●Support Router/Bridge Mode Networking

●Support Internal/External Antenna Option

●Support Max TCP links: 32

●Support AT+ Instruction Set for Configuration

●Support Friendly Web Configuration Page

●Support Smart Link Application Tools

●Single +3.3V Power Supply

●Small Size: 25 x 40mm

●FCC/CE/RoHS/Telec Certificated


 Class

Item

Parameters

Wireless Parameters

Certification

FCC/CE/RoHS/Telec

Wireless standard

802.11 b/g/n

Frequency range

2.412GHz-2.484GHz

Transmit Power

802.11b: +20 dBm (Max.)

802.11g: +18 dBm (Max.)

802.11n: +15 dBm (Max.)

Configurable

ReceiverSensitivity

802.11b: -89 dBm

802.11g: -81dBm

802.11n: -71dBm

Antenna Option

External:I-PEX Connector

Internal:On-board chip antenna

Hardware

Parameters

Data Interface

UART: 1200bps - 230400bps

GPIOs

Ethernet: 100Mpbs

Operating Voltage

3.3V (+/-5%)

Operating Current

170mA~300mA

Operating Temperature

-40℃- 85℃

StorageTemperature

-45℃- 125℃

Dimensions and Size

25×40×8mm

Software Parameters

Network Type

STA /AP/AP+STA mode

Security Mechanisms

WEP/WPA-PSK/WPA2-PSK/WAPI

Encryption

WEP64/WEP128/TKIP/AES

Work Mode

Transparent Transmission

Serial command

AT+instruction set

Network Protocol

TCP/UDP/ARP/ICMP/DHCP/DNS/HTTP

Max. TCP Connection

32

User Configuration

Web Server+AT command config.

User Application SW

Support customized application SW

                                            


HF-A11

Base on customer detailed requirement, HF-A11 series modules provide different variants and physical type for detailed application.


  



Production Data 2011/Q3
Key Feature Hardware AP Solution Ethernet
Processor MIPS MTK
Basic Frequency 380MHz
Operating System Ecos
Wi-Fi Standard 802.11bgn
Certification FCC/CE/RoHS/Telec
Temp. Range -40~+85
Internal Antenna
I-PEX Connector
Size (mm) 25×40×8
Package Type DIP2x7
Work Voltage 3.3V
Current @No data ~180mA
Current @Tx Peak ~400mA
Resource-Flash 1MB/2MB
Resource-RAM >1MB
Interface-UART 1
Interface-Ethernet
Interface-GPIO
AP Mode √(Max 20 STA)
STA Mode
AP+STA Mode
Wi-Fi Repeater
Web Server
OTA Upgrade
Applications
HF-A11_Mass_Production_Upgrade [ Download Times: 1421,  Date Update: 2016-11-21 18:11:00 ]
User Guide
HF-A11 User Manual [ Download Times: 3469,  Date Update: 2016-11-08 16:52:00 ]
HF-A11&HF-A11-SMT Application [ Download Times: 833,  Date Update: 2020-03-18 10:02:04 ]
Application Notes
HF-A11_EVK_design_package [ Download Times: 679,  Date Update: 2016-11-11 17:10:42 ]