[HIGH-PERFORMANCE MCU] - Utilizes Cortex-M3 MCU with 128KB and 2MB Flash for efficient operation.
[REAL-TIME OS] - Runs on FreeRTOS real-time operating system for seamless performance and reliability.
[MULTIPLE PROTOCOL SUPPORT] - Compatible with , IP, Telnet, and Modbus for versatile connectivity options.
[HIGH-SPEED DATA TRANSMISSION] - Supports up to 921600 bps speed for smooth serial to Ethernet communication.
[EASY CONFIGURATION] - Configuration options include WEB page, CLI command, file import, Telnet, and IOTService software for convenient setup.

Spec:
Item Type: HF5111B Serial Server
Ethernet Interface Parameters:
Ethernet Interface Form: 1 RJ45
Interface Standard: 10/100 Base-T auto-negotiation
Network Port Protection: Static: 8KV contact discharge, 15KV air discharge
Network Transformer: Integrated
Network Protocols: IP, , UDP, DHCP, DNS, HTTP, Server / Client, ARP, BOOTP, AutolP, ICMP, Web socket, Telnet, for FTP, for TFTP, for UPNP, for NTP, for Modbus
Data Security Protocol: for AES-128Bit, for DES3, for / TLS v1.2
SNMPV1 / V2 / V3: Not supported
IPV6: Not supported
Serial Interface Parameters:
Number Of Serial Ports: 1 (RS232 / 485/422)
Interface Standard: RS232: DB9 pin type
RS485 / RS422: 5.08mm terminal block
Baud Rate: 2400-460800bps
Serial Port Protection: Static: 8KV contact discharge, 15KV air discharge
: Differential mode 2KV, common mode 4KV
Data Bits: 5, 6, 7, 8
Stop Bits: 1, 2
Parity: None, Even, Odd, Space, Mark
Flow Control: No flow control, hardware / CTS, software Xon / Xoff flow control
Network Technical Parameters:
Working Mode: Server, Client, UDP, HTTP, Telnetd
IP Acquisition Method: DHCP or static IP, AutolP
Domain Name Resolution DNS: Support
Simple Transparent Transmission Mode: Support
Http Protocol Transmission Mode: Support
For Modbus Conversion: Support
WEB