Blinkenwall.com/Controller: Unterschied zwischen den Versionen
Ripper (Diskussion | Beiträge) Gelötet! :) |
Anlumo (Diskussion | Beiträge) |
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[[Datei:Blinkenwall_Controller_assembled.jpg|400px|thumb|right|Looks exactly like in the render!]] | [[Datei:Blinkenwall_Controller_assembled.jpg|400px|thumb|right|Looks exactly like in the render!]] | ||
Case is from a Sun Cobalt RaQ 550. The controller for the Blinkenwall is an [http://www. | Case is from a Sun Cobalt RaQ 550. The controller for the Blinkenwall is an [http://www.up-board.org/up/ up-board]. | ||
We | We developed an adapter PCB from the front panel to the up-board (or any other board compatible with the Raspberry Pi GPIO header). | ||
== Front Panel == | == Front Panel == | ||
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The transceiver is used so that you can put the display data pins and the buttons on the same GPIOs. It's a [ | The transceiver is used so that you can put the display data pins and the buttons on the same GPIOs. It's a [http://img.cleverworldnet.com/tmp/74F245PC__001.pdf 74F245]. The display is a [https://www.mouser.com/ds/2/178/16216l5-16494.pdf HDM16216L-5-LCEP]. | ||
The voltage is 5V for everything, except for the buttons. These simply pull to GND and have a 4.7kΩ pullup. | The voltage is 5V for everything, except for the buttons. These simply pull to GND and have a 4.7kΩ pullup. | ||