Difference between revisions of "The Dragon's Claw"
From The Dragon Archive
(Created page and added scans) |
(Added IC parts list and datasheets) |
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The cartridge also allows connecting another cartridge like a disk controller, and up to 4 Dragon Claws. | The cartridge also allows connecting another cartridge like a disk controller, and up to 4 Dragon Claws. | ||
− | The heart of the Dragon's | + | The heart of the Dragon's Claw is the Rockwell 6522 VIA (Versatile Interface Adaptor) chip. |
== Pictures == | == Pictures == | ||
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Image:TheDragonsClaw_PCB_Bottom.jpg| PCB Bottom | Image:TheDragonsClaw_PCB_Bottom.jpg| PCB Bottom | ||
</gallery> | </gallery> | ||
+ | |||
+ | == IC Parts Lists == | ||
+ | '''Mk1 Board IC list (with Datasheets) | ||
+ | {|{{PrettyTable|width: 700px; font-size: 2em;}} | ||
+ | |''Part Number''||''Description''||''Datasheet'' | ||
+ | |- | ||
+ | | 6522 || Versatile Interface Adaptor || [[Media:6522.pdf|(pdf)]] | ||
+ | |- | ||
+ | | 74LS30N || 8-Input positive-NAND gates || [[Media:74LS30N.pdf|(pdf)]] | ||
+ | |- | ||
+ | | 74LS138N || 1-of-8 Decoder/Multiplexer || [[Media:SN74LS138N.pdf|(pdf)]] | ||
+ | |- | ||
+ | |} | ||
== Manual == | == Manual == | ||
'''Coming Soon...''' | '''Coming Soon...''' |
Revision as of 23:17, 21 May 2013
The Dragon's Claw is an extension cartridge for the Dragon by Lucidata.
It features two parallel I/O ports. One with the BBC User Port pinout, and the second one with a Centronics Printer Port pinout.
The cartridge also allows connecting another cartridge like a disk controller, and up to 4 Dragon Claws.
The heart of the Dragon's Claw is the Rockwell 6522 VIA (Versatile Interface Adaptor) chip.
Pictures
IC Parts Lists
Mk1 Board IC list (with Datasheets)
Part Number | Description | Datasheet |
6522 | Versatile Interface Adaptor | (pdf) |
74LS30N | 8-Input positive-NAND gates | (pdf) |
74LS138N | 1-of-8 Decoder/Multiplexer | (pdf) |
Manual
Coming Soon...