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HDLC-USB Portable Protocol Converter

●  Single 10/100M Ethernet interface

●  Dual multi-protocol synchronous/asynchronous serial port

●  RS-232, RS-422, Rs-485

●  Full-duplex, Half-duplex

●  HDLC, TCMS, UART, Bit stream


  • Feature
  • Specifications
  • Order Information
  • Documentation
  • Tools and software
  • FAQ


1.  Overview


1.1  Introduction

The Yacer HDLC-USB portable protocol converter provides dual multi-protocol synchronous & asynchronous serial ports and single 10/100M Ethernet interface to achieve the protocol conversion between the serial port and the Ethernet interface.

With the USB-powered support, it is ultra-light and ultra-thin with vibration resistance in a very small form factor. Especially suitable for the portable, embedded application.



1.2 Features

●  Single 10/100M Ethernet interface

●  Dual multi-protocol synchronous/asynchronous serial port

●  RS-232, RS-422, Rs-485

●  Full-duplex, Half-duplex

●  HDLC, TCMS, UART, Bit stream

●  USB-powered support

●  Industrial wide temperature

●  Thin, smart, portable

 

1.3  Applications


●  Train Communication Network (TCN)

●  Train Control and Monitoring System (TCMS) 

●  ADS-B, Secondary Surveillance Radar (SSR) 

●  Air Traffic Control (ATC), Air Traffic Management (ATM)

●  Synchronous and asynchronous serial data communication and conversion

●  Measurement and control data acquisition

 

●  Portable application

2.  Hardware Interface


2.1 Appearance

S1 and S2 serial ports are located on one end of the product while Ethernet interface (ETH), USB interface and DC power interface are located on the other end. 

Silk screen and LED indicators are located on the front.



2.2  LED indicators

LED

Description

TX1

Sending indicator of the serial port S1,

flashing after one frame data is transmitted successfully

RX1

Receiving indicator of the serial port S1,

flashing after one frame data is received successfully

TX2

Sending indicator of the serial port S2,

flashing after one frame data is transmitted successfully

RX2

Receiving indicator of the serial port S2,

flashing after one frame data is received successfully

ALARM

Alarm indicator, on when the device is not ready to start or in case of failure, and constantly off during normal operation

RUN

Running indicator, flashing during normal operation

POWER

Power indicator, constantly on after powered


2.3 Serial Port


HDLC-USB provides dual DB9 male serial interface with support for the RS-232/422/485 protocol as well as the synchronous & asynchronous working modes.

 

DB-9

male

RS-232

RS -422

RS-485 full-duplex

RS-485 half-duplex

1

RxData

RxData+

 

2

RxClock

RxClock+

 

3

GND

GND

GND

4

TxClock

TxClock+

CLK+

5

TxDatat

TxDdata+

Data+

6

 

RxData-

 

7

 

RxClock-

 

8

 

TxClock-

CLK-

9

 

TxData-

Data-

   
  

2.4  Ethernet Interface

RJ-45 interface, 10/100M Ethernet, support for auto MDI/MDI-X crossover.

RJ-45

Signal

1

Tx+

2

Tx-

3

Rx+

6

Rx-

 

 

 

 

 

 

 

 

  


2.5  Power Interface

+5VDC, from the USB or DC power interface.

 

2.5.1  USB power interface

 

Type-B USB interface, only for the power supply.

Pin Number

Signal

Description

1

VBUS

Power supply +5V

2

D-

Data-, unused

3

D+

Data+, unused

4

GND

 

Shell

Shield

 

 

 

 

  

 

2.5.2  DC: power interface


HDLC-USB operates with the +5V DC power supply.

The interface adopts the universal DC 5.5-2.5mm power socket.

 


1.  Technical Specifications

Serial Port

Quantity

2 x D-sub 9 (Male)

Working mode

Synchronous HDLC, TCMS-HDLC,

asynchronous UART, synchronous Bit Stream

Interface type

RS-232, RS-422, RS-485

Full-duplex, Half-duplex

Encoding format

NRZ, NRZI

Baud rate

NRZ ≤ 250 Kbps

NRZI ≤ 64 Kbps

HDLC frame length

≤ 1470 bytes

Synchronous clock

Normal, slave and master clock mode

ESD protection

± 15 KV

Ethernet Interface

Quantity

1 x RJ45

Rate

10/100 Mbps, Auto MDI/MDI-X

Protocol

TCP/IP

Programming interface

UDP Server, UDP Client,

Unicast/Multicast/Broadcast

USB Interface

Interface

1 x type-B USB interface (female), only for the power supply

Configuration Management

Configuration tool

yacer-DMS configuration management software

Configuration interface

Ethernet interface

Power Requirements

Input voltage

+5V DC

Power consumption

< 2W

Power interface

USB interface

DC-5.5-2.5mm interface

Mechanical Characteristics

Dimensions

H x W x D: 21.5 mm x 73 mm x 123 mm

Weight

200g

Enclosure

Portable aluminum alloy fully-enclosed enclosure

Operating Environment

Operating temperature

-40 ~ +70

Storage temperature

-40 ~ +85

Operating humidity

5 ~ 95% RH (no condensation)

 

2.  Mechanical Dimensions




 

Product Model

Serial Port

Ethernet Interface

Housing

HDLC-USB-200

2 x RS-232/422/485 synchronous & asynchronous serial ports

1 x 10/100M

Y

HDLC-USB-200C

2 x RS-232/422/485 synchronous & asynchronous serial ports

1 x 10/100M

N/A

 

 

Num

Name

Updating

Downloading

1

HDLC-USB_Datasheet.pdf

2024/03/01

Download

 

 

 

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