Digi Digi Conntect ME, Hardware Reference Manual

Page: 22 / 64

P o r t D e s c r i p t i o n s
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D i g i C o n n e c t W i - M E & D i g i C o n n e c t M E H a r d w a r e R e f e r e n c e
Secondary Serial Port Pin Orientation
GPIO Port, P3
The GPIO port is a 10-pin male right-angle connector that is labeled as P3 on the
development board. The port is used with the integration kit and the development kit. See
the following figure for pin orientation; see the following tables for pin assignments. For
input and output threshold specifications, see "DC Characteristics" on page 43.
Note
The development board is shipped with a 10-pin screw-flange plug attached to
the GPIO port.
Secondary Serial Port Pin Assignments
Pin
1
Pin
2
Pin
3
Pin
4
Pin
5
Pin
6
Pin
7
Pin
8
Pin
9
— RXD TXD — GND — — — —
— Receive
Data
Transmit
Data
— Signal/
Chassis
Ground
— — — —
0
0000006
Pin 1 Pin 5
Pin 6 Pin 9
DC_ME-HWR.book Page 22 Thursday, July 1, 2004 11:12 AM