HighTek HK-880 사용자 설명서 - 페이지 5
{카테고리_이름} HighTek HK-880에 대한 사용자 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. HighTek HK-880 19 페이지. Serial device server
페이지 인쇄www.szhightek.com
HK-880 serial device server product provide normal Ether net port, support MDI/MDI-X, It can link parallel wire and
exchange equipment, such as exchange machine, and HUB etc. or link secant wire and terminal equipment, such as Router
and PC etc..
2.2.2 Connect serial orifice equipment
HK-880 serial device server provide DB9 pin connecting orifice, support RS-232 (DTE) serial communication, it can
choose RS-485/422 connecting orifice (HK-880-A). DB9 pin connecting orifice are defined as below:
DB9-M
1
2
3
4
5
6
7
8
9
2.2.3 Indicator instruction
HK-880 serial device server product provide 6 status indicators, the indicators are defined as below:
indicator
PWR
Power input status
Ethernet
LINK
instruction
Serial
TX
instruction
Serial interface data receival
RX
instruction
RJ45-ACT
100M Active
RS-232
DCD (in)
RXD (in)
TXD(out)
DTR (out)
GND
DSR (in)
RTS (out)
CTS (in)
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instruction
color
red
connecting
green
data
sending
green
yellow
yellow
RS-422/485(4W)
TXD-
TXD+
RXD+
RXD-
GND
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Normally on：system power is connected
Normally off：equipment don't connect direct current
Normally on：Ethernet connecting orifice and net are connected
normally
Normally off：Ethernet connecting orifice and net don't connected
twinkle：serial interface is sending data
Normally off：serial interface don't send data
twinkle：serial interface is reciving data
Normally off：serial interface don't receive data
100M: active
10M: normally off
4
Shenzhen FangXingLiuTong Industrial Co.,Ltd
RS-485(2W)
Data+
Data-
GND
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status