01 Nov '14, 8am

Gearshift Display for a Rally Car

Gearshift Display for a Rally Car

[Andrea] was helping out a local rally racing team with their car and was asked to create a device that would display the current gear on a big, bright display. Of course, a device like this already exists, but the team didn’t want to invest the significant resources into a ready-made product. Instead, [Andrea] was tasked with creating one . The device is basically a pot attached to the gear shifter, but in testing, [Andrea] ran into a problem; between reverse and 5th gear, the shifter would turn 360 degrees, meaning these gears were indistinguishable. The solution to this problem was a calibration procedure for when the driver starts the car. By setting a jumper, the driver puts the car into all gears, sorting out the reading and storing the analog values in the microcontroller’s EEPROM. Fubarino Contest: A Shifter With An Easter Egg Gamecube Robot is More Than Meets The ...

Full article: http://hackaday.com/2014/11/01/gearshift-display-for-a-ra...

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