RA0002 - Technical Information Manual
29
External Connections
The location of the connectors is shown in the following pictures.
Their specifications are listed below.
DB15 female connector
In the following table the pinout of the GPIO DB15 socket connector is shown. Connector external shell is connected to
GND.
Pin #
Signal
Description
1
GPIO0
General-purpose IO #0
2
GPIO2
General-purpose IO #2
3
GPIO4
General-purpose IO #4
4
GPIO6
General-purpose IO #6
5
GPIO8
General-purpose IO #8
6
GPIO10
General-purpose IO #10
7
GPIO12
General-purpose IO #12
8
GND
Ground
9
GPIO1
General-purpose IO #1
10
GPIO3
General-purpose IO #3
11
GPIO5
General-purpose IO #5
12
GPIO7
General-purpose IO #7
13
GPIO9
General-purpose IO #9
14
GPIO11
General-purpose IO #11
15
DC_BYPASS
Input supply voltage bypass (500mA max)
-
Shell
External shell (connected to Ground)
Tab. 4.2: GPIO DB15 socket connector pinout
Fig. 4.1: GPIO DB15 socket connector pinout
Warning
: avoid connecting the DC_BYPASS signal to any of GPIO pins, otherwise the reader can be permanently
damaged.