18
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COM1/2/3/4/5/6 (9-pin): Serial Port Header
COM1
:
RS232/422/485 Serial Port Header;
COM2/3/4/5/6
:
RS232 Serial Port Header.
Pin 1
6
Pin NO. RS232
*RS422
*RS485
Pin 1
DCD
TX-
DATA-
Pin 2
RXD
TX+
DATA+
Pin 3
TXD
RX+
NC
Pin 4
DTR
RX-
NC
Pin 5
GND
GND
GND
Pin 6
DSR
NC
NC
Pin 7
RTS
NC
NC
Pin 8
CTS
NC
NC
Pin 9
RI
NC
NC
*Note:
In the case that COM1 header supports RS422, RS485 function, besides connecting
compatible COM cable for RS422 or RS 485 function, user also needs to go to BIOS to set
corresponding ‘
Transmission Mode Select’
for COM1 (refer to Page-28).
*COM1
COM2
COM3
COM4
COM6
COM5
Содержание NF894 Series
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