• Product Code: HF2221A
Buy Online

Overview of Characteristic

²  MIPS MCU with 4MB Flash and 8MB SRAM. Run on eCos

²  Support TCP/IP/Telnet /Modbus TCP Protocol

²  Support 2 channel RS232/RS422/RS485 to Ethernet/Wi-Fi Conversion, Serial Speed Upto 230400 bps

²  Support STA/AP/AP+STA Mode

²  Support Router or Bridge Network Working Mode.

²  Support 10/100M Ethernet Auto-Negotiation

²  Support Easy Configuration Through a Web Interface or PC IOTService Tool

²  Support Security Protocol Such As TLS/AES/DES3

²  Support  Web OTA Wirelss Upgrade 

²  Wide DC Input 5~36VDC

²  Size: 108 x 146 x 25 mm (L x W x H)

2 Serial Port HF2221A Achieve RS232/RS485/RS422 to WIFI/Ethernet two-way transparent transmission

WIFI Serial Server

Processor MIPS
Basic Frequency 320MHz
Flash 4MB
Operating System eCos
Interface Standard 2 RJ45
Rate 10/100 Base-T Auto-Negotiation
Protection 8KV Isolation
Network Protocol IP,TCP,UDP,DHCP,DNS,HTTP Server/Client,ARP,BOOTP,AutoIP, ICMP,Web socket,Telnet,FTP,TFTP,uPNP,NTP,SNMP,Modbus TCP
Security Protocol TLS v1.2 AES 128Bit DES3
Standard 802.11 b/g/n
Network Mode STA/AP/STA+AP
Access Terminal Quantity in AP Mode 最多32个终端
Transmit Power 802.11b: +20dBm(Max.) 802.11g: +18dBm(Max.) 802.11n: +15dBm(Max.)
Receive Sensitivity 802.11b: -89dBm 802.11g: -81dBm 802.11n: -71dBm
Antenna Interface External:3dBi antenna
Port Number 2(RS232/RS485/RS422)
Interface Standard RS232: DB9 RS485/RS422: 5.08mm connector
Data Bits 8
Stop Bit 1,2
Check Bit None,Even,Odd
Baud Rate TTL: 300 bps~230400bps
Flow Control No Flow control Hardware RTS/CTS、DSR/DTR Software Xon/ Xoff flow control
Buffer 4K
Configuration Web,CLI,XML import,Telnet,IOTManagerPC Software
Virtual Serial Windows, XP/Vista, 7, Server 2003/2008
Size 108mmx 146mm x 25mm
Operating Temp. -45 ~ 85°C
Storage Temp. -45 ~ 105°C,5 ~ 95% RH(No Condensation)
Input Voltage 5~36VDC
Working Current ~200mA
Power <700mW
Warranty 1 years
Accessory 1* Power Adapter 1* Serial Cable 1* Ethernet Cable 1* WiFi Antenna
User Guide
IOT_Device_Series_Software_Funtion_20200623 [ Download Times: 45009,  Date Update: 2020-06-23 18:28:00 ]
HF2221A User ManualV1.0(20230425) [ Download Times: 141,  Date Update: 2023-05-10 14:37:38 ]
PW2XA_HF2211A_HF2221A_HF9610A Operation Guide 20210817 [ Download Times: 153,  Date Update: 2023-05-10 14:42:13 ]