{"id":3025,"date":"2018-03-08T01:14:08","date_gmt":"2018-03-08T01:14:08","guid":{"rendered":"http:\/\/avitech.com.au\/?page_id=3025"},"modified":"2018-03-08T01:15:41","modified_gmt":"2018-03-08T01:15:41","slug":"super-80-original","status":"publish","type":"page","link":"https:\/\/avitech.com.au\/?page_id=3025","title":{"rendered":"Super 80 &#8211; Original"},"content":{"rendered":"<p><a href=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180307_221950.jpg?ssl=1\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"3027\" data-permalink=\"https:\/\/avitech.com.au\/?attachment_id=3027\" data-orig-file=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180307_221950.jpg?fit=2560%2C1440&amp;ssl=1\" data-orig-size=\"2560,1440\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.7&quot;,&quot;camera&quot;:&quot;SM-G955F&quot;,&quot;created_timestamp&quot;:&quot;1520461190&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;200&quot;,&quot;shutter_speed&quot;:&quot;0.02&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20180307_221950\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180307_221950.jpg?fit=900%2C506&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180307_221950.jpg?resize=300%2C169&#038;ssl=1\" alt=\"\" width=\"300\" height=\"169\" class=\"alignright size-medium wp-image-3027\" srcset=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180307_221950.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180307_221950.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180307_221950.jpg?resize=1024%2C576&amp;ssl=1 1024w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180307_221950.jpg?resize=150%2C84&amp;ssl=1 150w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180307_221950.jpg?w=1800&amp;ssl=1 1800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>I am fortunate to have an original Super 80.<\/p>\n<p>It was in a very rough state when I got it.  it had a few quirky modifications, and was generally in poor-to-average condition. Unfortunately virtually all ICs are soldered in (including the RAM and ROM chips) and all external wiring was directly connected to the PCB without removable connectors.<\/p>\n<p>It is fitted with the Dick Smith &#8220;Super Character Generator&#8221;.  It also incorporates Technical Bulletin 53 (to fix the problem of random &#8220;@&#8221; characters on screen).<\/p>\n<p>The screen shows that the ROM version is 2.2, and the BASIC version is 1.2B.<\/p>\n<p>I have been working on rehabilitating this Super 80.<\/p>\n<p>The good news is that it works (except for the keyboard, which needs work).<\/p>\n<p>Below are pictures of the main PCB and keyboard (as at 8 march 2018).<\/p>\n<div data-carousel-extra='{&quot;blog_id&quot;:1,&quot;permalink&quot;:&quot;https:\/\/avitech.com.au\/?page_id=3025&quot;}' id='gallery-1' class='gallery galleryid-3025 gallery-columns-3 gallery-size-medium'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074855-rot.jpg?ssl=1\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" src=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074855-rot.jpg?fit=300%2C169&amp;ssl=1\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074855-rot.jpg?w=2560&amp;ssl=1 2560w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074855-rot.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074855-rot.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074855-rot.jpg?resize=1024%2C576&amp;ssl=1 1024w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074855-rot.jpg?resize=150%2C84&amp;ssl=1 150w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074855-rot.jpg?w=1800&amp;ssl=1 1800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" data-attachment-id=\"3028\" data-permalink=\"https:\/\/avitech.com.au\/?attachment_id=3028\" data-orig-file=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074855-rot.jpg?fit=2560%2C1440&amp;ssl=1\" data-orig-size=\"2560,1440\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.7&quot;,&quot;camera&quot;:&quot;SM-G955F&quot;,&quot;created_timestamp&quot;:&quot;1520495335&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;50&quot;,&quot;shutter_speed&quot;:&quot;0.0083333333333333&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20180308_074855-rot\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074855-rot.jpg?fit=900%2C506&amp;ssl=1\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074931-rot.jpg?ssl=1\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" src=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074931-rot.jpg?fit=300%2C169&amp;ssl=1\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074931-rot.jpg?w=2560&amp;ssl=1 2560w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074931-rot.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074931-rot.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074931-rot.jpg?resize=1024%2C576&amp;ssl=1 1024w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074931-rot.jpg?resize=150%2C84&amp;ssl=1 150w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074931-rot.jpg?w=1800&amp;ssl=1 1800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" data-attachment-id=\"3029\" data-permalink=\"https:\/\/avitech.com.au\/?attachment_id=3029\" data-orig-file=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074931-rot.jpg?fit=2560%2C1440&amp;ssl=1\" data-orig-size=\"2560,1440\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.7&quot;,&quot;camera&quot;:&quot;SM-G955F&quot;,&quot;created_timestamp&quot;:&quot;1520495371&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;50&quot;,&quot;shutter_speed&quot;:&quot;0.0083333333333333&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20180308_074931-rot\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_074931-rot.jpg?fit=900%2C506&amp;ssl=1\" \/><\/a>\n\t\t\t<\/dt><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_075257-rot.jpg?ssl=1\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" src=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_075257-rot.jpg?fit=300%2C169&amp;ssl=1\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_075257-rot.jpg?w=2560&amp;ssl=1 2560w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_075257-rot.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_075257-rot.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_075257-rot.jpg?resize=1024%2C576&amp;ssl=1 1024w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_075257-rot.jpg?resize=150%2C84&amp;ssl=1 150w, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_075257-rot.jpg?w=1800&amp;ssl=1 1800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" data-attachment-id=\"3026\" data-permalink=\"https:\/\/avitech.com.au\/?attachment_id=3026\" data-orig-file=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_075257-rot.jpg?fit=2560%2C1440&amp;ssl=1\" data-orig-size=\"2560,1440\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;1.7&quot;,&quot;camera&quot;:&quot;SM-G955F&quot;,&quot;created_timestamp&quot;:&quot;1520495577&quot;,&quot;focal_length&quot;:&quot;4.2&quot;,&quot;iso&quot;:&quot;40&quot;,&quot;shutter_speed&quot;:&quot;0.0065359477124183&quot;,&quot;orientation&quot;:&quot;1&quot;}\" data-image-title=\"20180308_075257-rot\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180308_075257-rot.jpg?fit=900%2C506&amp;ssl=1\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n","protected":false},"excerpt":{"rendered":"<p>I am fortunate to have an original Super 80. It was in a very rough state when I got it. it had a few quirky modifications, and was generally in poor-to-average condition. Unfortunately virtually all ICs are soldered in (including the RAM and ROM chips) and all external wiring was directly connected to the PCB ..<\/p>\n<div class=\"clear-fix\"><\/div>\n<p><a href=\"https:\/\/avitech.com.au\/?page_id=3025\" title=\"read more...\">Read more<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-3025","page","type-page","status-publish","hentry"],"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/P7xTsk-MN","jetpack-related-posts":[{"id":2873,"url":"https:\/\/avitech.com.au\/?page_id=2873","url_meta":{"origin":3025,"position":0},"title":"Super 80 &#8211; V1 Reproduction","author":"malcolm","date":"26-December-2017","format":false,"excerpt":"Introduction The Super 80 is a Z80-based single board computer that had 48K RAM, a full-size keyboard and video interface on board. It was sold as a Dick Smith kit and was published in the Electronics Australia magazine in 1982. Very few Super 80s have survived the passage of time.\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/s80-bare-pcb-top.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/s80-bare-pcb-top.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/s80-bare-pcb-top.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/s80-bare-pcb-top.jpg?resize=700%2C400 2x, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/s80-bare-pcb-top.jpg?resize=1050%2C600 3x"},"classes":[]},{"id":3020,"url":"https:\/\/avitech.com.au\/?page_id=3020","url_meta":{"origin":3025,"position":1},"title":"Super 80 &#8211; V2 Reproduction","author":"malcolm","date":"7-March-2018","format":false,"excerpt":"V2 Changes Summary of changes Updated footprints for large electrolytic capacitors (C1, C2, C3 & C4) Replaced 2513 Character Generator with 2764 EPROM Implemented Technical Bulletin 63 Implemented Technical Bulletin 53 Implemented high-speed cassette interface (3,000 baud) Added a RESET push-button switch Updated the relay footprint (to suit available 5V\/30mA\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":2983,"url":"https:\/\/avitech.com.au\/?page_id=2983","url_meta":{"origin":3025,"position":2},"title":"Super 80 &#8211; Hardware Notes","author":"malcolm","date":"3-March-2018","format":false,"excerpt":"Quick Links Using 2532 and 2732A EPROMs Transformers and Power Supplies 2513 Character Generator Heatsink and Temperatures Using 2532 and 2732A EPROMs with the V1 PCB The \"standard\" (unmodified) Super 80 PCB, and the V1 Reproduction, are wired to work with 2516 or 2716 EPROMs only. You can use either\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180302_140218.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180302_140218.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180302_140218.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180302_140218.jpg?resize=700%2C400 2x, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180302_140218.jpg?resize=1050%2C600 3x, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/20180302_140218.jpg?resize=1400%2C800 4x"},"classes":[]},{"id":1964,"url":"https:\/\/avitech.com.au\/?page_id=1964","url_meta":{"origin":3025,"position":3},"title":"DEC VT340 Internals","author":"malcolm","date":"26-April-2017","format":false,"excerpt":"In early 2017 there was some discussion on the SIMH mailing list regarding the simulation of various DEC VT-series terminals. Part of that discussion related to the ROMs and architecture inside DEC's VT340 terminal. According to that discussion the firmware for the VT340 includes the following: 512 x 8 2804\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2017\/04\/20170418_224430_1492519519228_resized-e1492520859459.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2017\/04\/20170418_224430_1492519519228_resized-e1492520859459.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2017\/04\/20170418_224430_1492519519228_resized-e1492520859459.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2017\/04\/20170418_224430_1492519519228_resized-e1492520859459.jpg?resize=700%2C400 2x, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2017\/04\/20170418_224430_1492519519228_resized-e1492520859459.jpg?resize=1050%2C600 3x, https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2017\/04\/20170418_224430_1492519519228_resized-e1492520859459.jpg?resize=1400%2C800 4x"},"classes":[]},{"id":3106,"url":"https:\/\/avitech.com.au\/?page_id=3106","url_meta":{"origin":3025,"position":4},"title":"Super 80 &#8211; Cassette Software","author":"malcolm","date":"19-March-2018","format":false,"excerpt":"On this page you will find some cassette-based software for the Super 80. Most of these programs came from super80_software.zip on Justin Kirk's website. That ZIP file only has software in MESS's \"quickload\" .BIN format. Some manipulation was required in the MESS Super 80 emulators to produce these WAV files.\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/avitech.com.au\/wp-content\/uploads\/2018\/03\/0001.png?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":3407,"url":"https:\/\/avitech.com.au\/?page_id=3407","url_meta":{"origin":3025,"position":5},"title":"BDV11 Upgrade","author":"malcolm","date":"14-August-2018","format":false,"excerpt":"This page documents the steps taken to \"upgrade\" the ROMs in a standard BDV11 in August 2018. This BDV11 had only two ROMs in it. They were marked U49 and U54. They were in the locations that I later replaced with 453-1 and 454-1 respectively. The original ROMs used to\u2026","rel":"","context":"Similar post","block_context":{"text":"Similar post","link":""},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"_links":{"self":[{"href":"https:\/\/avitech.com.au\/index.php?rest_route=\/wp\/v2\/pages\/3025","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/avitech.com.au\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/avitech.com.au\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/avitech.com.au\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/avitech.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3025"}],"version-history":[{"count":4,"href":"https:\/\/avitech.com.au\/index.php?rest_route=\/wp\/v2\/pages\/3025\/revisions"}],"predecessor-version":[{"id":3033,"href":"https:\/\/avitech.com.au\/index.php?rest_route=\/wp\/v2\/pages\/3025\/revisions\/3033"}],"wp:attachment":[{"href":"https:\/\/avitech.com.au\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3025"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}