MTK_Loader
For more information
http://reverse-stef.blogspot.de/2011/11/gsm-tracker-gt-170.html
Usage:
./MTKload.py load_prog MT6223main.bin
Please press power and hold the button
Try connecting. Sending beacon 0xA0....
Send sync magic
Connect done
Upload file MT6223main.bin to 0x40001400
Bytes to send 9866
Block 0 send 1024k
Block 1 send 1024k
Block 2 send 1024k
Block 3 send 1024k
Block 4 send 1024k
Block 5 send 1024k
Block 6 send 1024k
Block 7 send 1024k
Block 8 send 1024k
Send last data 650
checksum of MT6223main.bin is 0x59a8
Checksum 0x59a8
Start program. good luck....
Open a terminal program with 115200 8N 1 and see the output
HW_CODE = 0x6223
FW_VERSION = 0x8a00
HW_VERSION = 0x8a08
and the leds are changing from green to red to blue ...