Letter Sensor

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Today we will present you our letter sensor. You will find a descripion in this pdf-file:

Letter description

Following by the "Eagle" based board:

Letter eagle

sfh_4550 (Datasheet of the LED)

and by the source code:


and, at last, by the stl-file for the cover of the LEDs and the fototransistors:

Letter Cover

I hope you will understand it. Of course it is possible to take another microcontroller, if you normally do not use PICs from Microchip(R). It needs to have 8 analog input pins and 7 digital input/output pins. And, of course, it might not have the same pin design.

In 2019 we will release a new version.