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Topic: My digital speedometer project (Read 36361 times) previous topic - next topic


Prior to the power-fail solution, I had the odometer writing to EEPROM every 1/10 mile, but I was concerned about exceeding the write cycle life. I had the MAX690 IC and associated components at my disposal, so the decision to utilize them was an easy one to make. :)

I have a 3-line font that I constructed a while ago that I plan to use once I upgrade to a 4-line display:

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