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Blinkenwall Controller

Case is from a Sun Cobalt RaQ 550.

The front panel has the following connector:

Raq 550 Pinout
Function	Pin	Pin	Function
Display Enable	1	2	Transceiver !OE
GND	3	4	+5V
Display D1	5	6	Display D0
Display D3, Button Up	7	8	Display D2, Button Left
Display D5, Button Right	9	10	Display D4, Button Down
Display D7, Button S	11	12	Display D6, Button E
Display RS	13	14	Display R/W
GND	15	16	+5V
LED Cathode "Earth"	17	18	NC
LED Cathode "HD 1"	19	20	LED Cathode "LAN 1"
LED Cathode "HD 2"	21	22	LED Anode "Wrench"
LED Anode Power Button (two LEDs in parallel!)	23	24	LED Cathode "ETH 1"
LED Cathode "LAN 2"	25	26	Button Power (with HW debouncing)
GND	27	28	+5V
NC	29	30	NC
LED Cathode "ETH 2"	31	32	NC
NC	33	34	NC

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.

@@ Zeile 52: / Zeile 52: @@
 |}
-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 [https://www.ti.com/lit/ds/snos177a/snos177a.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.