● 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
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 |
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.
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 |
Icon |
Function |
Tools and software |