User's Manual

SIM548C EVB User Guide
SIM548C-EVB_ UGD _V1.01 04.05.2008
15
3.6 Operating status LED
3.6.1 GSM part
Figure 11: GSM part LED
Name Description STATUS
VBAT_LED VBAT ON/OFF indicator
Bright: VBAT ON;
Extinct: VBAT OFF
GSM_NET_LED GSM_NET status indicator
Blinking at a certain frequency
according to various GSM net status
MO_STATUS_LED GSM part status indicator
Not used, will be configured in our
latter software.