10
DB-9 Connector
The figure and table provide information on DB-9 pin orientation and pin assignments.
DB-9 Pin Orientation
DB-9 Pin Assignments
Pin EIA-232
EIA-422/485
Full-Duplex
EIA-485
Half-Duplex
1 DCD CTS- Not used
2 RXD RXD+ RXD+
3 TXD TXD+ TXD+
4DTR RTS- Not used
5 GND GND GND
6DSR RXD- RXD-
7RTS RTS+ Not used
8CTS CTS+ Not used
9 NA TXD- TXD-
0
11
Digi Connect SP Hardware Reference
JTAG Interface
The Digi Connect SP Development Kit is provided with the case opened, providing access to the
JTAG interface which mates with a JTAG debugger plug (for example, the Macraigor Raven
included in the kit). See the following table for pin assignments on the JTAG adapter block
provided.
Digi Connect SP JTAG Debugger Connector
JTAG Debugger Connector Pin Assignments
Pin
1
Pin
2
Pin
3
Pin
4
Pin
5
Pin
6
Pin
7
Pin
8
Pin
9
Pin
10
Pin
11
Pin
12
Pin
13
Pin
14
VCC+ GND /TRST GND TDI GND TMS GND TCK GND TDO /SRST VCC+ GND
12
Power Jack
The Power Jack is a locking barrel connector that accepts 9 to 30 VDC +/- 5%. The jack is labeled
as P11 on the development board. The following table shows the polarity of the power jack.
The following figure schematically represents the polarity of the power jack. Customers wishing to
purchase the locking barrel connector for their DC supply, please contact Digi.
Power Jack Polarity, Schematic
Power Jack Polarity
Contact Polarity
Center +9 to +30 VDC
Outer Ground

DC-ANT-24DT-50

Mfr. #:
Manufacturer:
Digi International
Description:
Antennas 2.4GHz Desktop Ant 2dBi gain NRND
Lifecycle:
New from this manufacturer.
Delivery:
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