SIM508 EVB User Guide
SIMCOM
5. EVB and accessory equipment
At normal circumstance, the EVB and its accessory are equipped as the following figure:
Figure 19: EVB and accessory equipment
6. Illustration:
6.1 GSM part
6.1.1 Running:
(1)
Connect the SIM508 module to the 80pins connector on the SIM508 EVB, insert the 5V
direct current source adapter, switch shifter S1 on the RUN state, shifter S2 on the ON
state;
(2)
Press the GSM_ON/OFF button Z1 for about 2 seconds , then the GSM part of SIM508
begins to run.
You will see the light GSM_NET on the EVB glittering at a certain frequency corresponding
to various states, then you can judge whether the EVB and SIM508 is running or not. No
function and test can be executed when we have not connected necessary accessories.
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