Select Page

Ethernet Module USR-TCP232-ED2

Triple TTL UART to Ethernet Module, Modbus TCP to Ethernet IP



USR-TCP232-ED2 is a Triple TTL UART to Ethernet Module, support Modbus TCP to Ethernet IP, 3*TTL working at the same time.

  • Pin type
  • 3 TTL Serial Ports Supporting Data Rates of up to 1024 Kbps
  • 3 ports can work at the same time
System Information
Processor Cortex-M4
Basic Frequency 120MHz
Flash 512K byte
Port Number 1
Interface Standard 4 pin interface (with network transformer) TX+, TX-, RX+, RX-
Rate 10/100 Mbps, MDI/MDIX,, auto switch between cross and direct connection
Protection 1.5KV electromagnetism isolation
Network Protocol IP, TCP, UDP, DHCP, DNS, HTTP, ARP, ICMP, Web socket, Httpd client
Receive Buffer Max. 16k bytes buffer
Port Number 3 (3*TTL, can work at the same time)
Interface Standard TTL: 2.54 pin 3.3V
Data Bits 5, 6, 7, 8
Stop Bit 1, 1.5, 2
Check Bit None, Even, Odd, Space, Mark
Baud Rate 600 bps ~ 1024K bps
Flow Control RTS/CTS
Buffer Send and receive 2k bytes respectively
RS-485 Pull-up and Pull-Down Resistor Null, reserved 485 send-receive control pin
Virtual Serial(USR-VCOM) Windows 2000 or higher (2 bit/64 bit)
Configuration Built-in webpage, computer set-up software, serial command
Basic Parameter
Size 44.45 x 31.75 x 15.4 (mm) (including pin)
Operating Temp. -40 ~ 85°C(industry)
Storage Temp. -40 ~ 105°C, 5 ~ 95% RH
Input Voltage DC 3.3 / 5 V
Working Current 120mA @ 3.3V
120mA @ 5V
Power <1W



User Manual