[time-nuts] NMEA Checksums

Matthew Smith matt at smiffytech.com
Mon May 26 02:08:46 EDT 2008

I'm re-sending this since it hasn't echoed back to me - just gone into a 


Hi Folks

When calculating the checksum for an NMEA message, are the commas taken
into account or ignored?

Just trying to work out whether I can get away with a minor modification
to the Oncore checksum (but ignoring the $ and the *) or whether I need
to sort out the relevant bits into a new buffer first.


Matthew Smith
Smiffytech - Technology Consulting & Web Application Development
Business: http://www.smiffytech.com/
Personal: http://www.smiffysplace.com/
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