Digi Conntect ME Hardware Reference Manual page 22

P o r t D e s c r i p t i o n s
Secondary Serial Port Pin Orientation
Pin
—
—
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
Ã
2 2
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 Assignments
Pin Pin
1 2 3
RXD TXD
Receive Transmit
Data Data
The development board is shipped with a 10-pin screw-flange plug attached to
the GPIO port.
Pin 1 Pin 5
Pin 6 Pin 9
Pin Pin Pin
4 5 6
— GND —
— Signal/ —
Chassis
Ground
Pin Pin Pin
7 8 9
— — —
— — —