MIX-Q670A1
2-24
11. Serial Port headers (10-1 pin COM1~COM2)
These headers are for serial (COM) ports. Connect the serial port module
cable to this header, then install the module to a slot opening at the back of
the system chassis.
NOTE:
• The COM module is purchased separately.
• COM1 also supports RS-232 / RS-422 / RS-485. See the table below and
section
3.3.7 SIO Configuration
for details.
COM1
A
COM2
B
PIN 1
PIN 2
PIN 9
DCDN (422TXD- / 485TXD-)
SOUTN ()
GND RTSN
Ring / +5V / +12V
SINN ( / ) DTRN (422RXD-) DSRN CTSN
PIN 1
PIN 2
PIN 9
DCDN SOUTN
GND RTSN Ring
SINN DTRN DSRN CTSN
A B
Pin
Signal
Signal
Pin
Pin
Signal
1
DCDN (422TXD- / 485TXD-) 2
SINN ( / )
3
SOUTN ()
4
DTRN (422RXD-)
5
GND
6
DSRN
7
RTSN
8
CTSN
9
Ring / +5V / +12V
10
(NC)
Содержание MIX-Q670A1
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Страница 18: ...MIX Q670A1 2 10 To uninstall the CPU heatsink and fan assembly 1 A B A B ...
Страница 20: ...MIX Q670A1 2 12 To remove a DIMM 2 5 1 Installing a DIMM 1 2 A B ...
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