Specifications

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4.13. LED’s and Push Buttons
EM-X270 push-buttons
The EM-X270 features two user accessible push buttons:
 SW2 is connected to GPIO_1 of the PXA270 processor and is used as a system
suspend-resume button.
 SW3 is the main system hardware reset button.
EM-X270 LED’s
The following table describes EM-X270 LED’s.
LED Color System LED activity
DS1 Green General purpose The LED is on when the system is
in active mode. LED function may
be redefined in software
DS2 Orange Battery charger The LED is on when the main
battery is being charged.
DS4 Orange GSM/GPRS module See section 3.5
DS5 Green Bluetooth module
4.14. Cellular Module Connector (P37)
The EM-X270 cellular module connector (P37) is conformant with the Telit global form
factor interface and can accommodate the Telit 864 series cellular modules. Refer to
section 3.5 for more details.