{"id":1415,"date":"2017-07-05T17:00:06","date_gmt":"2017-07-05T15:00:06","guid":{"rendered":"http:\/\/www.blog.neoprog.eu\/?p=1415"},"modified":"2017-07-05T15:54:38","modified_gmt":"2017-07-05T13:54:38","slug":"retro-pedallage","status":"publish","type":"post","link":"https:\/\/www.blog.neoprog.eu\/index.php\/2017\/07\/05\/retro-pedallage\/","title":{"rendered":"Retro p\u00e9dallage"},"content":{"rendered":"\n\t\t<style type=\"text\/css\">\n\t\t\t#gallery-1 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 25%;\n\t\t\t}\n\t\t\t#gallery-1 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-1' class='gallery galleryid-1415 gallery-columns-4 gallery-size-thumbnail'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.blog.neoprog.eu\/index.php\/2017\/07\/05\/retro-pedallage\/ti-57\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/ti-57-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/ti-57-150x150.jpg 150w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/ti-57-300x300.jpg 300w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/ti-57.jpg 400w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/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:\/\/www.blog.neoprog.eu\/index.php\/2017\/07\/05\/retro-pedallage\/tandy-trs-80\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/tandy-trs-80-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/tandy-trs-80-150x150.jpg 150w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/tandy-trs-80-300x300.jpg 300w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/tandy-trs-80.jpg 400w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/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:\/\/www.blog.neoprog.eu\/index.php\/2017\/07\/05\/retro-pedallage\/commodore-vic-20-2\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/commodore-vic-20-1-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/commodore-vic-20-1-150x150.jpg 150w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/commodore-vic-20-1-300x300.jpg 300w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/commodore-vic-20-1.jpg 400w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/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:\/\/www.blog.neoprog.eu\/index.php\/2017\/07\/05\/retro-pedallage\/atari-2600\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/Atari-2600-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/Atari-2600-150x150.jpg 150w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/Atari-2600-300x300.jpg 300w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/Atari-2600.jpg 400w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.blog.neoprog.eu\/index.php\/2017\/07\/05\/retro-pedallage\/commodore-64\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/Commodore-64-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/Commodore-64-150x150.jpg 150w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/Commodore-64-300x300.jpg 300w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/Commodore-64.jpg 400w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/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:\/\/www.blog.neoprog.eu\/index.php\/2017\/07\/05\/retro-pedallage\/sirius_victor-9000\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/sirius_victor-9000-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/sirius_victor-9000-150x150.jpg 150w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/sirius_victor-9000-300x300.jpg 300w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/sirius_victor-9000.jpg 400w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/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:\/\/www.blog.neoprog.eu\/index.php\/2017\/07\/05\/retro-pedallage\/486dx2-66-2\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/486dx2-66-1-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/486dx2-66-1-150x150.jpg 150w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/486dx2-66-1-300x300.jpg 300w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/486dx2-66-1.jpg 400w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/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:\/\/www.blog.neoprog.eu\/index.php\/2017\/07\/05\/retro-pedallage\/iphone-se-topic-black-2\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/iphone-se-topic-black-1-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" srcset=\"https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/iphone-se-topic-black-1-150x150.png 150w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/iphone-se-topic-black-1-300x300.png 300w, https:\/\/www.blog.neoprog.eu\/wp-content\/uploads\/2017\/07\/iphone-se-topic-black-1.png 400w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/a>\n\t\t\t<\/dt><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n<p>En 1980, mon fr\u00e8re ain\u00e9, passionn\u00e9 de voile, achetait une Texas Instrument 57 LED, pour l&rsquo;aider dans ses calculs de navigation. La machine, avec ses 50 pas programmables et ses sept registres m\u00e9moire rebuta tr\u00e8s vite la marin d&rsquo;eau douce qu&rsquo;il \u00e9tait. Alors il ramena le monstre \u00e0 la maison et me le pr\u00eata pour que je joue avec. Il me fallu une semaine pour avaler les concepts de programmation, lire le petit ouvrage qui accompagnait la machine et \u00e9crire mes premiers programmes. D\u00e9gout\u00e9, le grand fr\u00e8re me donna la calculatrice programmable et d\u00e9buta pour moi, une passion d\u00e9vorante, celle de l&rsquo;informatique.<\/p>\n<p>Peu apr\u00e8s, je rejoignis un club d&rsquo;informatique Microtel (France T\u00e9l\u00e9com) rempli de Tandy TRS 80. J&rsquo;y appris la programmation en Basic et tr\u00e8s vite le langage machine du processeur Z80, une b\u00eate de course pour l&rsquo;\u00e9poque avec ses registres 8\/16 bits. Ce furent les premiers jeux en\u00a0basse r\u00e9solution sur une \u00e9cran vert, aux bruitages produits par un lecteur de K7, celui qui servait \u00e0 charger les programmes.<\/p>\n<p>Ma premi\u00e8re machine fut le Commodore VIC 20, avec son processeur 6502 et un coprocesseur graphique int\u00e9gr\u00e9 g\u00e9rant les sons, des couleurs, et les fameux sprites qui permettaient de d\u00e9placer une matrice de pixels sur l&rsquo;\u00e9cran sans avoir \u00e0 programmer de scrolling, une r\u00e9volution pour l&rsquo;\u00e9poque. Je me plongeais tr\u00e8s vite dans l&rsquo;architecture syst\u00e8me du monstre\u00a0disposant de\u00a05 Ko, usant de Peek et de Poke, programmant en assembleur et Basic et jouant parfois avec les cartouches vendues \u00e0 prix d&rsquo;or.<\/p>\n<p>La seconde, fut logiquement le Commodore 64, la version XXL du VIC 20. Plus puissant, plus rapide, disposant d&rsquo;infiniment plus de m\u00e9moire, il me permit de me lancer dans des langages comme le Pascal, le Lisp, de programmer mon premier macro assembleur et de transformer la machine en synth\u00e9tiseur. D\u00e9pensant toutes mes \u00e9conomies, je lui adjoignais rapidement un lecteur de disquettes 5 1\/4 pouces, une r\u00e9volution apr\u00e8s le lecteur de K7 poussif.<\/p>\n<p>A la m\u00eame \u00e9poque je jouais chez un copain sur ATARI 2600 de longues parties endiabl\u00e9es quand nous n&rsquo;allions pas dans un caf\u00e9 faire un Packman ou un Defender. Parfois nous jouions sur le C 64, ayant trouv\u00e9 la technique pour transf\u00e9rer le contenu des cartouches de jeu sur disquette 5 1\/4 pouces. Le piratage avait d\u00e9j\u00e0 commenc\u00e9.<\/p>\n<p>Mon premier PC arriva avec les \u00e9tudes sup\u00e9rieures, un Victor 9000 avec ses deux lecteurs de disquettes et son syst\u00e8me MS-DOS. Je programmais alors plus \u00e0 fond en Pascal, utilisais les premiers outils bureautiques comme Wordstar 2000, me plongeais dans le Prolog et autres langages exotiques.<\/p>\n<p>Pendant mon service militaire, je devins pour une ann\u00e9e, programmateur dans un r\u00e9giment de transmissions. Ce fut ma premi\u00e8re exp\u00e9rience avec les bases de donn\u00e9es, DBASE III en l&rsquo;occurrence. Nous travaillions sur un pro logiciel de gestion de facturation de toutes les communications de l&rsquo;arm\u00e9e de terre, une fabuleuse usine \u00e0 gaz avec un analyste qui n&rsquo;avait pas anticip\u00e9 le changement TVA qui intervint\u00a0pendant la phase\u00a0de codage.<\/p>\n<p>Il fallu attendre quelques ann\u00e9es avant\u00a0que je change de machine. Ce fut un PC une nouvelle fois, les premi\u00e8res machines dites multim\u00e9dia, un 486 DX avec une carte Sound Blaster 16, un carte graphique Cirrus Logic et un lecteur CD Rom, le tout sous Windows 3.11. Pour changer de jeu il fallait optimiser deux fichiers syst\u00e8me config.sys et autoexec.bat, r\u00e9partir la m\u00e9moire, supprimer certains logiciels, c&rsquo;\u00e9tait l&rsquo;enfer ! La disquette 5 1\/4 avait depuis longtemps laiss\u00e9 place \u00e0 la 3 1\/2 et les disques durs \u00e9taient devenus monnaie courante. Les assembleurs assemblaient dans leurs locaux improvis\u00e9s des machines, dites compatibles PC, et chacun allait de sa configuration improbable.<\/p>\n<p>C&rsquo;est \u00e0 cette \u00e9poque que je d\u00e9couvris Delphi, un\u00a0Pascal objet sous environnement Windows, d&rsquo;une puissance in\u00e9gal\u00e9e pour l&rsquo;\u00e9poque et tr\u00e8s simple \u00e0 programmer en comparaison de Visual C++. A l&rsquo;aide de ce magnifique outil, au travail, je d\u00e9veloppais un logiciel de visualisation, calcul et analyse de lame d&rsquo;eau radar en temps r\u00e9el, alliant cartographie fine, r\u00e9ception en temps r\u00e9el de donn\u00e9es via une liaison sp\u00e9cialis\u00e9e et recalcul de lame d&rsquo;eau \u00e0 partir des donn\u00e9es de notre r\u00e9seau de pluviom\u00e8tre. Un \u00e9norme pied ! A la maison, je concevais des sharewares de gestion de parc automobile, d&rsquo;agenda, de comptabilit\u00e9 ou des jeux d\u00e9biles, plus pour le plaisir que pour l&rsquo;argent.\u00a0La grande \u00e9poque de l&rsquo;informatique. Je d\u00e9veloppais mon premier blog en HTML 1.0 avec un acc\u00e8s Compuserve, mon plongeais dans les arcanes des protocoles TCIP\/IP, Gopher, d\u00e9couvrais les premi\u00e8re distributions LINUX \u00e0 configurer \u00e0 la main.<\/p>\n<p>Arriv\u00e9 \u00e0 Strasbourg et\u00a0fort de cette exp\u00e9rience, je devins administrateur syst\u00e8me Windows, sous Windows 3.51 puis NT 4.0, de m\u00eame qu&rsquo;admin Oracle et hot line pour notre parc d&rsquo;ordinateurs PC. Des kilom\u00e8tres sur les routes du Nord-Est pour r\u00e9parer, configurer, installer, mettre en r\u00e9seau des machines qui d\u00e9couvraient les joies d&rsquo;Internet et des virus.<\/p>\n<p>Ma premi\u00e8re console date de cette p\u00e9riode, une Nintendo Game Cube. J&rsquo;en avais assez de bidouiller des PCs pour jouer, de devoir configurer, changer de cartes, augmenter la m\u00e9moire pour optimiser la rapidit\u00e9 des cin\u00e9matiques et la 3D des jeux. Time Sliptters 2, Mario Kart, Mario Party, Animal Crossing&#8230; Peu apr\u00e8s vint la DS, puis la DS Lite, puis la 3DS, nous avons eu presque toutes les d\u00e9clinaisons de cette console portable \u00e0 la maison. Nous, car les enfants\u00a0\u00e9taient arriv\u00e9s entre temps, un autre d\u00e9fit de programmation, multipliant de fait les consoles.<\/p>\n<p>Au travail je passais au d\u00e9veloppement, un poste longtemps convoit\u00e9. Je commen\u00e7ais en Visual Basic 6.0 (oui je sais), Oracle, SQL Forms, C, Fortran. La programmation web vint plus tard avec le PHP. Je crois \u00eatre un des rares fondus \u00e0 avoir d&rsquo;ailleurs associ\u00e9 IIS, PHP et Oracle sous Windows. Une config improbable avant de passer \u00e0 Linux comme tout le monde. Java, Python, Pearl, Ruby, au gr\u00e9 des projets et des directeurs, j&rsquo;ai jou\u00e9 avec de nombreuses technologies et la toute nouvelle Nintendo Wii qui venait r\u00e9volutionner le paysage ludique.<\/p>\n<p>Aujourd&rsquo;hui j&rsquo;ai un PC portable et ne programme plus que pour le plaisir,\u00a0pour le webzine avec un Framework maison en PHP. La Wii est au grenier, remplac\u00e9e par la toute derni\u00e8re Nintendo Switch sur laquelle je joue beaucoup. Mais je me souviens de ma premi\u00e8re Ti 57 avec ses 50 octets, ses 12 digits LED,\u00a0ses 7 registres et je regarde avec effarement mon iPhone SE, son \u00e9cran R\u00e9tina 4 pouces, son processeur A9 et ses 16 000 000 octets. Quarante ann\u00e9es d&rsquo;\u00e9volution informatique, deux objets sensiblement de la m\u00eame taille et quelle diff\u00e9rence de puissance !\u00a0Jusqu&rsquo;o\u00f9 irons nous ?<\/p>\n","protected":false},"excerpt":{"rendered":"<p>En 1980, mon fr\u00e8re ain\u00e9, passionn\u00e9 de voile, achetait une Texas Instrument 57 LED, pour l&rsquo;aider dans ses calculs de navigation. La machine, avec ses 50 pas programmables et ses sept registres m\u00e9moire rebuta tr\u00e8s vite la marin d&rsquo;eau douce &hellip; <a href=\"https:\/\/www.blog.neoprog.eu\/index.php\/2017\/07\/05\/retro-pedallage\/\">Continuer la lecture <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"gallery","meta":{"footnotes":""},"categories":[10,34,11],"tags":[506,504,507,509,265,505,252,502,501,503,508],"class_list":["post-1415","post","type-post","status-publish","format-gallery","hentry","category-console","category-internet","category-jeux","tag-486dx","tag-c64","tag-concole","tag-game-cube","tag-jeux","tag-pc","tag-switch","tag-ti57","tag-trs80","tag-vic20","tag-wii","post_format-post-format-gallery"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Retro p\u00e9dallage - Le Blog du N\u00e9oprog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.blog.neoprog.eu\/index.php\/2017\/07\/05\/retro-pedallage\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Retro p\u00e9dallage - Le Blog du N\u00e9oprog\" \/>\n<meta property=\"og:description\" content=\"En 1980, mon fr\u00e8re ain\u00e9, passionn\u00e9 de voile, achetait une Texas Instrument 57 LED, pour l&rsquo;aider dans ses calculs de navigation. 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