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HF-A21-SMT

by Shanghai High-Flying Electronics Technology Co., Ltd

IEEE802.11b/g/n wifi module

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/ Certificated
HF-A21-SMT
Technical Specification

Technical Specification

Hardware Parameters

Data Interface ： UART: 1200bps - 230400bps /GPIOs /Ethernet: 100Mpbs

Operating Voltage : 3.3V (+/-5%)

Operating Current :  170mA~300mA

Operating Temperature  -40℃- 85℃

Storage Temperature   -45℃- 125℃

Dimensions and Size  25×40×8mm

 

Software parameter

Network Type: STA /AP/AP+STA mode

Security Mechanisms: WEP/WPA-PSK/WPA2-PSK/WAPI

Encryption:  WEP64/WEP128/TKIP/AES

Serial command: AT+instruction set

Work Mode: Transparent Transmission

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

Building Automation » Access Control

TRANSMISSION PROTOCOLS:

ISDN » W-Lan

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