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Flaming 7: Documented the Cyberdyne Printer Harness circuitry. [Roberto Fresca]

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RobertoFresca 2016-06-20 21:56:17 -03:00
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src/mame/drivers/goldstar.cpp
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@ -14563,6 +14563,32 @@ ROM_END
-------------------------------------------------------------------------
Cyberdyne Printer Harness (Flaming 7)
-------------------------------------
+12V.----+----+
| |
Z Z
Z Z 470 ohm 1/4 watt resistors
Z Z
| |
PCB Pin 69 Solder Side (TXD) ---+----|---- DB25 pin 3 (received data)
|
+---- DB25 pin 6
PCB Pin 22 Parts Side -------------------- DB25 pins 1 & 7 (Single & Safety)
PCB Pin 35 Parts Side -------------------- DB25 pin 20 (Printer Busy Signal)
DIP Switches settings for Citizen Printer:
Model # 3551
DIP SW #1 = 5, 7, 9, 10 OFF.
DIP SW #2 = 5, 7, 8, OFF.
-------------------------------------------------------------------------
Tech Notes:
W-4 PCB type has some hacks...