sim900 mms upgrade problem with customer flash loader

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ogb

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hi chipseller
i bought sim900 module. after testing its AT+GSV it is older version 1137B03SIM900M64_ST instead of 1137B03SIM900M64_ST_MMS which i needed for mms messages i tried to upgrade it using the Simcom - sim900 Customer flash loader V1.01 but i contuine having error in baud rate. am using arduino demilanove and sim900 from seeedstudio.

thanks 4 ur help
 

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