Gps Part; Test Interface - SimCom SIM508EVB User Manual

SIM508 EVB User Guide

3.6.2 GPS part

Name Description
1PPS_LED 1PPS signal indicator
RX/TX_LED Run or download indicator

4. Test interface

SIM508-EVB_UGD_V1.01
Figure 12: GPS part LED
STATUS
Not used currently
Run normally: Blinking at 1Hz
Download: Blinking rapidly
Figure 13: Test interface overview
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