In SX Microcontrollers, SX/B Compiler and SX-Key Tool, Capt. Quirk wrote:

Here is the code I was talking about. Youn will have to convert some of it for use with LED's, but it's a start.

I would recomend placing the thermocouple as close to the spark plug seat as possible. A reading from under the spark plug of 300 degrees is optimal. You may be able to find a ready made TC to fit under your spark plug (even if it's a 1/4-32) from [url=http://www.exhaustgas.com/]EGT[/url]

Buy the smallest [url=http://search.ebay.com/neodymium-magnets_W0QQcatrefZC12QQfromZR9QQfromZR9QQfsooZ1QQfsopZ1QQfstypeZ1QQsspagenameZSTRKQ3aMEFSRCHQ3aSRCH][b]neodymium magnets[/b][/url] you can, it will still be more than enough for the Melexis Hall Sensor

Good Luck

Bill

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