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Updated README.md after findings of 2018-03-02.

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Hannes Thalheim 1 year ago
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@@ -16,11 +16,19 @@ The firmware for the ATtiny is written as an Arduino sketch using the
for generating pseudorandom numbers and transforms them to the needed
range using the gcc uniform_int_dist c++std implementation.

Flashing the firmware can be done using a usual Arduino programmed as an
ISP with the ArduinoISP example sketch included in the IDE. Then the Arduino
can be connected for example via its ICSP pins:
Flashing the firmware can be done using a usual Arduino (UNO in our case)
programmed as an ISP with the ArduinoISP example sketch included in the IDE.

![ICSP]
Then the Programmer (Arduino) should be connected to the Target like this:

| **Programmer's pins** | **Target's pins** |
|:---------------------:|:-----------------:|
| 13 | SCK |
| 12 | MISO |
| 11 | MOSI |
| 10 | RESET |
| 5V | VCC |
| GND | GND |

The pins on our TinyFinger board are from left to right:
GND, MISO, VCC, SCK, MOSI, RESET.
@@ -32,4 +40,3 @@ Cura after exporting the model as an stl file.

[ATTinyCore]: https://github.com/SpenceKonde/ATTinyCore
[linear congruential generator]: https://en.wikipedia.org/wiki/Linear_congruential_generator
[ICSP]: https://www.arduino.cc/en/uploads/Tutorial/ICSPHeader.jpg "Arduino's ICSP pins"

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