Blinkenwall.com/Controller: Unterschied zwischen den Versionen
Anlumo (Diskussion | Beiträge) Die Seite wurde neu angelegt: „{{Head_en}} = Blinkenwall Controller = Case is from a Sun Cobalt RaQ 550. == Front Panel == The front panel has the following connector: {| class="wikitab…“ |
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| Display RS || 13 || 14 || Display R/W | | Display RS || 13 || 14 || Display R/W | ||
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| GND || 15 || 16 || | | GND || 15 || 16 || +5V | ||
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| LED Cathode "Earth" || 17 || 18 || NC | | LED Cathode "Earth" || 17 || 18 || NC | ||
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| LED Cathode "LAN 2" || 25 || 26 || Button Power (with HW debouncing) | | LED Cathode "LAN 2" || 25 || 26 || Button Power (with HW debouncing) | ||
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| GND || 27 || 28 || | | GND || 27 || 28 || +5V | ||
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| NC || 29 || 30 || NC | | NC || 29 || 30 || NC | ||
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The transceiver is used so that you can put the display data pins and he buttons on the same GPIOs. It's a 74F245. The display is a HDM16216L-5-LCEP. | The transceiver is used so that you can put the display data pins and he buttons on the same GPIOs. It's a 74F245. The display is a HDM16216L-5-LCEP. | ||
The voltage is 5V for everything, except for the buttons. These simply pull to GND. | |||