Uploading a new firmware image to SIM900 GSM/GPRS module

This video will show you how to upload a new firmware image to SIM900 GSM/GPRS module via UART interface using SIM900 bootloader. Make sure you have connected the UART lines, TX,RX, GND to the PC and the AT commands from the terminal software are working. Drop me a mail to ravi@valetron.com if you need any help.

Check my blog http://www.raviyp.com for more tutorials.
Download links :

SIM900 Firmware 1137B04SIM900M64_ST_MMS : https://www.dropbox.com/s/2vxq9x5navddxjj/1137B04SIM900M64_ST_MMS.rar?dl=0

SIM900 Firmware 1137B05SIM900M64_ST_ENHANCE :
https://www.dropbox.com/s/f935ezdvaxsovwk/1137B05SIM900M64_ST_ENHANCE.rar?dl=0

SIM900 Firmware 1137B11SIM900M64_ST :
https://www.dropbox.com/s/5z67z8v7jjiaw3h/1137B11SIM900M64_ST.rar?dl=0

SIM900 Firmware 1137B13SIM900M64_ST :
https://www.dropbox.com/s/9k0dct3g20uehl3/1137B13SIM900M64_ST.rar?dl=0

SIM900 Firmware upload tool :
https://www.dropbox.com/s/0czvayrg0lvkewg/Simcom_-_sim900_Customer_flash_loader_V1.01.rar?dl=0

SIM900A Firmware 1137B11SIM900A32_ST :
https://www.dropbox.com/s/2a8uuuvm6o6y81p/1137B11SIM900A32_ST.rar?dl=0

TMFT tool :
https://www.dropbox.com/s/8bxs3f9i9ouvk7c/tmft_26_customised.rar?dl=0

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GSM

Source by Ravi Pujar