2
Layout
Figure 1: Layout
* Note:
If the serial port requires power output,
connect the system power source to board's power
connector. However, most serial devices do not
require additional power through the serial port.
Refer to your serial device's manual for more
information.
Jumper Settings (J1, J2)
Short 2-3/no jumper
= 0 volts
Short 1-2
= 5V
Short 3-4
= 12V
Power connector*
Serial port 1
Connector bracket
with 9-pin serial port
for 2nd serial port
J1
J2
Pin 1
