Chapter 2
Connecting USB mouse & keyboard
Your QDSP-208C/D does not come with a keyboard and mouse, but you can use any
USB keyboard or mouse with your computer.
Figure 5
Connecting USB mouse & keyboard
NOTE
Using a third-party USB mouse or keyboard may require software drivers.
Check the manufacturer
’s website for the latest software drivers.
n
COM port
COM port with the pin definitions.
Pin
RS-232
RS-422
Half Duplex
RS-485
Full Duplex
RS-485
1
DCD
TX-
DATA-
TX-
2
RXD
RX+
NA
RX+
3
TXD
TX+
DATA+
TX+
4
DTR
RX-
NA
RX-
5
GND
GND
GND
GND
6
DSR
NA
NA
NA
7
RTS
NA
NA
NA
8
CTS
NA
NA
NA
9
RI / +5V*
NA / +5V*
NA / +5V*
NA / +5V*
Figure 6 COM port
6xUSB 3.0
COM
