SimTech SimCom SIM800 Series Application Note page 4

Smart Machine Smart Decision
Figure 1: Upgrade process ........................................................................................................6
Figure 2：Waiting for synchronization word ...........................................................................7
Figure 3：Synchronization word detection ..............................................................................7
Figure 4：Send head information .............................................................................................8
Figure 5：Upgrade ROM_VIVA file ........................................................................................8
SIM800 Series_Software Upgrade_Application Note_V1.02 2014-06-30
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