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Download firmware
The current build is 0.17A, supporting the ATTINY84, Motorola C168i and Tyco A1035.
Right-click the file and choose Save As...
Note: if you are upgrading from build 0.14, you must change the phone configuration:
Message/Options/Memory Meter/Select SMS Memory/Phone First
Intel hex firmware image, speed in MPH, altitude in feet
Intel hex firmware image, speed in KPH, altitude in feet
Intel hex firmware image, speed in KPH, altitude in meters
Source code in AVRASM2 format
To assemble from source, you need AVR Studio 4, available here:
http://www.atmel.com/dyn/products/tools_card.asp?tool_id=2725
Assembly command:
"C:\Program Files\Atmel\AVR Tools\AvrAssembler2\avrasm2.exe" -fI -l OPENGPS_017A.LST OPENGPS_017A.ASM
Perl program to download tracking logs
This program will download tracking logs from a POP3 account and generate a GPX or text file.
Run with no command line options for help. This version does not handle LAST GOOD FIX.