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Switch to an ATtiny45 and the ATTinyCore.
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Hannes Thalheim 2017-12-01 02:00:58 +01:00
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# TinyFinger
TinyFinger is a small device powered by an ATtiny13 to produce pseudorandom
TinyFinger is a small device powered by an ATtiny45 to produce pseudorandom
numbers for selecting student groups during the computer science hardware
courses at Leipzig University.
@ -12,7 +12,7 @@ mostly SMD components. The routing was done manually.
## code
The firmware for the ATtiny is written as an Arduino sketch using the
[MicroCore] board definitions. It uses a [linear congruential generator]
[ATTinyCore] board definitions. It uses a [linear congruential generator]
for generating pseudorandom numbers and transforms them to the needed
range using the gcc uniform_int_dist c++std implementation.
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The case is modelled in Blender and intended for 3d printing, e.g. using
Cura after exporting the model as an stl file.
[MicroCore]: https://github.com/MCUdude/MicroCore
[ATTinyCore]: https://github.com/SpenceKonde/ATTinyCore
[linear congruential generator]: https://en.wikipedia.org/wiki/Linear_congruential_generator