Editing Archiv:Donationprint

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[[File:Avrshift.png|300x300px|thumb|right]]
[[File:Avrshift.png|300x300px|thumb|right]]


[[SI2C]] ATTiny2313. Der oberste Anschluss (rotes Flachbandkabel) ist Nummer 1.
ATTiny2313 als Schieberegister mit twowire-Ansteuerung (An I²C angelehnt). Der oberste Anschluss (rotes Flachbandkabel) ist Nummer 1. Firmware rev [https://github.com/derf/dorfmap/tree/14576d858d50189a698bc9c13a1cad99f579fe00/avrshift 14576d858d50189a698bc9c13a1cad99f579fe00].


Hängt in der Ecke beim Spendendrucker an der Wand.
Hängt in der Ecke beim LED-Streifen an der Wand.


{| class="wikitable"
{| class="wikitable"
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| 13 || ''frei''
| 13 || ''frei''
|-
|-
|}
Die Input-Pins akzeptieren Spannungen von 3 bis 16 Volt und sind durch Optokoppler galvanisch von der restlichen Schaltung getrennt.
Kommunikation:
{| class="wikitable"
! SCL !! SDA !! Aktion
|-
| ↑ || <tt>X</tt> || Bit <tt>X</tt> von rechts (als Least Significant Bit) ins Register schieben
|-
| ↓ || 1 || Aktuelle Registerwerte auf Ausgänge übernehmen
|-
| ↓ || 0 || ''Keine''
|}
|}
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