CoM.sat PCI-GSM-Board Manuel d'utilisateur télécharger pdf (Page 16)

RTD Embedded Technologies, Inc. | www.rtd.com 16 COM16155ER/COM16155RER User’s Manual

On when the SIM card is being powered from the cellular module

D3 – 1 PPS

Provides 1 PPS to LED, begins to flash once GPS has satellite fix.

D4 – GSM STATUS Signal

The GSM AT^SSYNC command serves to configure the STATUS pin of the application interface. The pin can either be used to indicate the

current consumption in a transmit burst (default setting) or to drive a status LED connected to the pin. See the AT^SSYNC command for

details.

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CoM.sat PCI-GSM-Board Manuel d'utilisateur Page 16