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2-CH UART To Ethernet Converter, Serial Port Transparent Transmission Module

:COM02051
€11.06

The 2-CH UART TO ETH provides an easy way to communicate between UART TTL and RJ45 Ethernet, allowing bi-directional transparent data transmission. It is easy to use, along with features like fast data rate, low power consumption, high stability, suits applications such as safety & security, IoT, and so on.

If you want to know more about this product, please check the Wiki Page.

Quantity
Last items in stock

If you have any questions on this product please feel free to contact us.

*Disclaimer: The images are merely illustrative.

2-CH UART TO Ethernet Converter

Serial port transparent transmission

 2-CH-UART-TO-ETH-details-1.jpg
 
 

Features At A Glance

The 2-CH UART TO ETH provides an easy way to communicate between UART TTL and RJ45 Ethernet, allowing bi-directional transparent data transmission. It is easy to use, along with features like fast data rate, low power consumption, high stability, suits applications such as safety & security, IoT, and so on.

  1. Embedded Ethernet MAC and PHY layers

  2. Bi-direction transparent data transmission between UART and Ethernet

  3. 10/100M, full-duplex/half-duplex auto-negotiation Ethernet interface, 802.3-compliant

  4. Auto-MDI/MDIX, detect and switch cable type automatically

  5. Supports DHCP auto-obtained IP and DNS domain access

  6. Network parameter configuration like chip operating mode, port, IP, via host computer software or UART command

  7. Four operating modes: TCP CLIENT, TCP SERVER, UDP CLIENT, UDP SERVER

  8. 2-CH UART concurrent operation, standalone transparent transmission for each channel

  9. Full-duplex or half-duplex UART communication, supports RS485 RX/TX auto switch

  10. Supports virtual serial port software (provided)

  11. KEEPALIVE mechanism support

  12. Comes with development resources and manual (examples for Pico/Raspberry Pi/Arduino/STM32)

 
 

Specifications

OPERATING VOLTAGE

3.3V/5V

OPERATING CURRENT

140mA

OPERATING MODE

TCP/UDP

UART BAUDRATE

300bps ~ 921.6Kbps

UART TTL LEVEL

3.3V / 5V compatible

STORAGE TEMPERATURE

-55℃ ~ 125℃

OPERATING TEMPERATURE

-40℃ ~ 85℃

DIMENSIONS

53.00 × 22.00mm

 

Control Interface

Supports Host Boards Including Raspberry Pi/Arduino/STM32...

2-CH-UART-TO-ETH-details-3.jpg
 

Application Example

Bi-Direction Transparent Transmission Between UART TTL And Wired Ethernet

2-CH-UART-TO-ETH-details-5-1.jpg

Extend The Communication Distance For Serial Devices

2-CH-UART-TO-ETH-details-5-2.jpg

Manage Multi Serial Client Devices Remotely Via One Web Server

2-CH-UART-TO-ETH-details-5-3.jpg

Manage Serial Server Remotely Via Multi Web Clients

2-CH-UART-TO-ETH-details-5-4.jpg
 

What's On Board

2-CH-UART-TO-ETH-details-intro.jpg
  1. UART 1 connection status indicator

  2. UART 2 connection status indicator

  3. Power indicator

  4. CH9121 control pins

  1. CH9121 driver

  2. AMS1117-3.3V power supply IC

  3. RT9193-18GB power supply IC

  4. Ethernet port

 

Pinout Definition

2-CH-UART-TO-ETH-details-7.jpg

5V / 3V3

power positive, use any pin of 5V/3.3V pins for power supply

GND

ground

RST1

external reset input, low active

RESET

restore to factory setting, detected when chip poweron, low active

TXD1

asynchronous UART 1 data output (enabled by default)

TXD2

asynchronous UART 2 data output (disabled by default)

RXD1

asynchronous UART 1 data input (enabled by default)

RXD2

asynchronous UART 2 data input (disabled by default)

CFG0

UART config mode, low level to enter configuration, high level to exit configuration

RUN

Operating status indicating pin

DIR1

UART 1 RS485 RX/TX switch (connects to external RS485 controller)

DIR2

UART 2 RS485 RX/TX switch (connects to external RS485 controller)

 

Outline Dimensions


2-CH-UART-TO-ETH-details-size.jpg

*measured manually, for reference only

 
 

Resources & Services

res_banner.png

* Resources for different product may vary, please check the wiki page to confirm the actually provided resources.

 
 

Selection Guide

 

UART TO ETH

RS485 TO ETH

RS485 TO ETH (B)

RS485 TO WIFI/ETH

RS232/485 TO ETH

2-CH-UART-TO-ETH

ETHERNET

RJ45 Ethernet

10/100Mbps auto-negotiation

WIFI interface

-

802.11b/g/n 2.4GHz

-

UART

Type

UART

RS485

RS232+RS485 (allows concurrent operation)

UART

Baudrate

600bps~460.8Kbps

600bps~230.4Kbps

300bps ~ 115.2Kbps

300bps ~ 460.8Kbps

600bps~230.4Kbps

300bps~921.6Kbps

Hardware flow

NOT supported

supported

NOT supported

Data bit

5, 6, 7, 8

Stop bit

1, 2

Parity bit

None, Even, Odd, Space, Mark

INTERFACE PROTECTION

Power supply

reverse-proof, ESD protection, anti-surge

Ethernet

1.5KV electromagnetic isolation

RS485

-

2KV ESD protection, 2.2KΩ pull up/down registers

2KV anti-surge

anti-surge, lightningproof, over-current protection

2KV ESD protection, 2.2KΩ pull up/down registers

-

Other

-

-

-

-

lightningproof, over-current protection

-

OPERATING MODE

Type

TCP Server, TCP Client, UDP Server, UDP Client, etc.

TCP Server

customizable 1~16 Clients

supports 30 Clients

supports 24 Clients

supports 2-ch Socket, 8 Clients per ch

customizable 1~16 Clients

MISC

Features

customized heartbeat packets, customized registration packets, customized webpage, RFC2217-like protocol, KeepAlive, timeout auto reboot, short connection, firmware upgrade via network

KeepAlive, firmware upgrade via network

-

-

Modbus gateway, MQTT/JSON to Modbus

Modbus gateway, MQTT, HTTP Client

Modbus gateway, Websocket (webpage to serial)

-

Configuration

Built-in webpage, Host computer config software, Serial commands

Host computer config software, Serial commands

Power supply

3.3V/5V

5~7V

9~24V

5~36V

3.3V/5V

Operating current

150mA@5V

110mA@5V

TBD

127mA@5V

86.5mA@5V

140mA@5V

Operating temp.

-25~75℃ 

-40~85℃ 

Storage temp.

-40~105℃ 

-40~125℃ 

-55℃~125℃

 

 

Package Content

Weight: 0.012 kg

  1. 2-CH UART TO ETH x1
12-CH-UART-TO-ETH-3_220.jpg
COM02051

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