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Thank you chipseller..
I will try with the main UART to download the new firmware and let you know how far i succeded into it...
Once again thanks for your kind co-operation.
Thank you chipseller.. Now the challenge for me is to upload this firmware on to the modem.. The modem maker has not brought out the debug port. The only port available is serial port on the modem. And I think i cannot reprogram the firmware of my SIM900b using its serial port. Also, i have only...
Hello to all,
I dont know my question is suitable to this post or not i found people here who are much more aware of sim900 module. I have recently bought a sim900b module version no is: 1137B03SIM900B32_ST and Product name got by ATI command is SIM9000 R11.0 . Now, as per the manual provided...
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