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From The Dragon Archive
  • board or high speed relays. you will also treat it as a bill board to publisise meetings, events, ideas
    21 KB (3,712 words) - 09:18, 2 September 2014
  • ...on any of 9 levels of difficulty. Gameplay takes place on a visual chess board, with a separate status screen showing the history of moves and a number of [[File:Cyrus_Chess_Cartridge_02.jpg|300px|Circuit board inside chess cartridge]]<br>
    2 KB (278 words) - 20:58, 15 March 2015
  • <gallery caption="Mk 1 Board (WD1771)"> <gallery caption="Mk 2 Board (WD2791)">
    4 KB (694 words) - 13:30, 7 May 2016
  • This board is a latched input/output cartridge that fits into a standard Dragon Data s ...l outputs. The output port is switchable between 5v and 3.3v (using the on-board jumper) whilst the input port is 3.3v and 5v tolerant.
    2 KB (377 words) - 16:58, 5 August 2014
  • ...n.org/index.php?title=Dragon_200#Dragon_200E Dragon 200E] included a small board with a new character rom containing lowercase letters, accents and assorted
    4 KB (626 words) - 23:41, 10 February 2019
  • ...create Mettoy’s own "Speak and Spell". Being given the go ahead from the board of directors he contacted the electronics manufacturer Motorola who were ba
    6 KB (946 words) - 16:45, 5 August 2014
  • ...yourself out in time); CHECKERS(outmanoeuvre the computer in this classic board game); MISSION APOLLO(you, your delicate spacecraft and the treacherous lun
    1 KB (164 words) - 00:15, 5 October 2011
  • 2. Check power supply circuit board.
    943 bytes (135 words) - 11:36, 8 April 2016
  • and cobwebs on the circuit board! Mind you it was purchased second hand,
    33 KB (5,877 words) - 09:18, 2 September 2014
  • Remove all screws so that mother board can be taken out.
    31 KB (5,315 words) - 09:19, 2 September 2014
  • File:AlphaMainBoard.JPG
    Alpha prototype with disk drives and power supply removed to expose main board.
    (1,600 × 1,200 (1.49 MB)) - 20:55, 22 June 2009
  • ...ves with an external hard disc available as an add-on. Together with an on-board power supply the machine also incorporated an 80-column display based on th
    2 KB (302 words) - 22:54, 6 December 2014
  • '''DragonDOS Board IC list (with Datasheets)
    5 KB (852 words) - 23:11, 28 April 2022
  • File:SA 8x64K.png
    SA/OKI board 8 x 64K
    (2,508 × 1,628 (5.97 MB)) - 22:49, 29 July 2010
  • File:CPU UK MKII.png
    MK II CPU board
    (2,488 × 1,668 (6.05 MB)) - 23:08, 29 July 2010
  • File:Siemens.png
    Siemens CPU board
    (2,508 × 1,584 (5.69 MB)) - 23:15, 29 July 2010
  • ...t working) and none have appeared on ebay in the last 8 years. This add-in board gave the Dragon an additional 64Kb of RAM and an 80 column text only displa
    3 KB (517 words) - 10:10, 16 August 2021
  • Single circuit board sized to fit into standard Dragon ROM cart box.
    372 bytes (59 words) - 17:01, 5 August 2014
  • File:Dragon32PSUTopIss3.JPG
    PSU Board Issue 3 Dragon 32 Top
    (3,823 × 1,762 (2.06 MB)) - 23:55, 15 October 2013
  • File:Dragon32PSUBottomIss3.JPG
    PSU Board Issue 3 Dragon 32 Solderside
    (3,827 × 1,708 (1.95 MB)) - 23:58, 15 October 2013

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