{"id":20400,"date":"2025-01-20T14:06:50","date_gmt":"2025-01-20T19:06:50","guid":{"rendered":"https:\/\/carleton.ca\/scs\/?page_id=20400"},"modified":"2026-01-09T19:37:36","modified_gmt":"2026-01-10T00:37:36","slug":"vin41","status":"publish","type":"page","link":"https:\/\/carleton.ca\/scs\/vintage-computing\/item\/vin41\/","title":{"rendered":"Intel iSBC 80\/10"},"content":{"rendered":"<h2>Intel iSBC 80\/10<\/h2>\n<p>[vin41]<\/p>\n<p><a href=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/first-place-400x400-1.png\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft size-thumbnail wp-image-21940\" src=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/first-place-400x400-1-160x160.png\" alt=\"First Ever icon\" width=\"160\" height=\"160\" srcset=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/first-place-400x400-1-160x160.png 160w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/first-place-400x400-1-240x240.png 240w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/first-place-400x400-1-200x200.png 200w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/first-place-400x400-1-360x360.png 360w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/first-place-400x400-1.png 400w\" sizes=\"(max-width: 160px) 100vw, 160px\" \/><\/a>The Intel iSBC 80\/10, introduced in 1976, was the industry&#8217;s first single-board computer, integrating a CPU (the 8080 microprocessor), memory, I\/O ports, and system clock onto a single 6.75-by-12 inch printed circuit board\u2014a revolutionary step that made computing more compact and accessible for industrial and OEM applications. Its claim to fame lies in pioneering the single-board computer concept and establishing the Multibus architecture, which became a standard for system expansion and modularity in embedded and industrial systems. The iSBC 80\/10 was widely adopted in industrial automation and process control, but there is no notable evidence of specific Canadian connections or widespread consumer popularity; its impact was primarily within engineering and industrial circles, laying groundwork for future embedded computing platforms. <a href=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_191943749-scaled.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"size-large wp-image-20406 alignright\" src=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_191943749-400x300.jpg\" alt=\"Intel iSBC 80\/10 \" width=\"400\" height=\"300\" srcset=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_191943749-400x300.jpg 400w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_191943749-240x180.jpg 240w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_191943749-160x120.jpg 160w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_191943749-768x577.jpg 768w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_191943749-1536x1153.jpg 1536w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_191943749-2048x1538.jpg 2048w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_191943749-800x600.jpg 800w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_191943749-360x270.jpg 360w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/a><\/p>\n<ul>\n<li><strong>Manufacturer<\/strong>: Intel Corporation<\/li>\n<li><strong>Type<\/strong>: Single-board computer (SBC)<\/li>\n<li><strong>Release Date<\/strong>: 1976<\/li>\n<li><strong>Cost at release<\/strong>: USD $395 (CAD ~$2,000 adjusted for inflation)<\/li>\n<li><strong>Cost with peripherals<\/strong>: A complete system with necessary peripherals (chassis, power supply, additional memory, and I\/O modules) could cost USD $2,000 (CAD ~$10,000 adjusted for inflation)<\/li>\n<li><strong>MIPS<\/strong>: 0.5 (500 KIPS)<\/li>\n<\/ul>\n<h3><span class=\"TextRun SCXW36078203 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW36078203 BCX0\">Hardware Specifications<\/span><\/span><\/h3>\n<ul>\n<li><strong>CPU<\/strong>: Intel 8080A CPU ran at up to 2 MHz<\/li>\n<li><strong>Memory<\/strong>: 1 KB static RAM onboard, expandable up to 4 KB on the board<\/li>\n<li>Sockets for up to 16 KB of ROM\/EPROM (varies by chip type; typically 4\u20138 KB practical).<\/li>\n<li>48 programmable parallel I\/O lines via two Intel 8255A chips.<\/li>\n<li>Programmable serial interface supporting RS-232C and teletype compatibility, with Intel 8251 USART.<\/li>\n<li>Single-level interrupt system with 11 interrupt sources.<\/li>\n<li>1.04 ms interval timer.<\/li>\n<li>Single iSBX (Multimodule) bus connector for board expansion.<\/li>\n<li>Limited master MULTIBUS interface for system integration.<\/li>\n<li>Board size: 6.75 x 12 inches<\/li>\n<\/ul>\n<p><\/p>\n<h3><span class=\"TextRun SCXW136206418 BCX0\" lang=\"EN-US\" xml:lang=\"EN-US\" data-contrast=\"auto\"><span class=\"NormalTextRun SCXW136206418 BCX0\">Operating System &amp; Programming Languages<\/span><\/span><span class=\"EOP SCXW136206418 BCX0\" data-ccp-props=\"{&quot;335559685&quot;:0}\">\u00a0<\/span><\/h3>\n<ul>\n<li class=\"my-0\"><strong>Operating System<\/strong>: typically ran a monitor program as its resident operating system, which provided basic system control, program loading, and debugging functions<\/li>\n<li><strong>Supported Languages<\/strong>:\n<ul>\n<li>Assembly language (8080\/8085)<\/li>\n<li>Intel\u2019s PL\/M-80 high-level language, designed specifically for microprocessor-based systems<\/li>\n<li>Other languages such as BASIC and FORTRAN could be used if cross-compiled or hosted on a development system, but were not typically resident on the iSBC 80\/10 itself<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>Notables<\/h3>\n<ul>\n<li>The Intel iSBC 80\/10 was the world\u2019s first commercially available single-board computer, debuting in 1976 and integrating CPU, memory, and I\/O onto one board\u2014a revolutionary step at the time.<\/li>\n<li>It played a foundational role in establishing the Multibus architecture, which became a standard for modular and expandable embedded systems.<\/li>\n<li>The iSBC 80\/10 was widely used in industrial automation, process control, and telecommunications, prized for its reliability and adaptability in harsh environments.<\/li>\n<li>It had no widely recognized nickname, but \u201cSBC\u201d (single-board computer) became a generic term thanks to its influence.<\/li>\n<li>The iSBC series, starting with the 80\/10, is credited with helping to standardize and popularize single-board computers, laying the groundwork for modern embedded and industrial computing.<\/li>\n<li>Its design philosophy was compactness, expandability, and integration\u2014continues to influence embedded system design today.<\/li>\n<li>The iSBC 80\/10 is considered a milestone in microcomputer history, marking Intel\u2019s early leadership in microprocessor-based system innovation<\/li>\n<\/ul>\n<p><\/p>\n<p><strong>Donated by<\/strong>: Arlen Michaels<\/p>\n<p><\/p>\n<p><a href=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192214630-scaled.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"size-large wp-image-20403 alignleft\" src=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192214630-400x300.jpg\" alt=\"Intel iSBC 80\/10 \" width=\"400\" height=\"300\" srcset=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192214630-400x300.jpg 400w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192214630-240x180.jpg 240w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192214630-160x120.jpg 160w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192214630-768x577.jpg 768w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192214630-1536x1153.jpg 1536w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192214630-2048x1538.jpg 2048w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192214630-800x600.jpg 800w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192214630-360x270.jpg 360w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/a><a href=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192204138-scaled.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"size-large wp-image-20404 alignnone\" src=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192204138-400x300.jpg\" alt=\"Intel iSBC 80\/10 \" width=\"400\" height=\"300\" srcset=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192204138-400x300.jpg 400w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192204138-240x180.jpg 240w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192204138-160x120.jpg 160w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192204138-768x577.jpg 768w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192204138-1536x1153.jpg 1536w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192204138-2048x1538.jpg 2048w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192204138-800x600.jpg 800w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192204138-360x270.jpg 360w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/a><a href=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192001053-scaled.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"size-large wp-image-20405 alignnone\" src=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192001053-400x300.jpg\" alt=\"Intel iSBC 80\/10 \" width=\"400\" height=\"300\" srcset=\"https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192001053-400x300.jpg 400w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192001053-240x180.jpg 240w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192001053-160x120.jpg 160w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192001053-768x577.jpg 768w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192001053-1536x1153.jpg 1536w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192001053-2048x1538.jpg 2048w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192001053-800x600.jpg 800w, https:\/\/carleton.ca\/scs\/wp-content\/uploads\/PXL_20250120_192001053-360x270.jpg 360w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Intel iSBC 80\/10 [vin41] The Intel iSBC 80\/10, introduced in 1976, was the industry&#8217;s first single-board computer, integrating a CPU (the 8080 microprocessor), memory, I\/O ports, and system clock onto a single 6.75-by-12 inch printed circuit board\u2014a revolutionary step that made computing more compact and accessible for industrial and OEM applications. Its claim to fame [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"parent":19704,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","_mi_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":"","_links_to":"","_links_to_target":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Intel iSBC 80\/10 - School of Computer Science<\/title>\n<meta name=\"description\" content=\"Intel iSBC 80\/10 The Intel iSBC 80\/10, introduced in 1976, was the industry&#039;s first single-board computer, integrating a CPU (the 8080 microprocessor),\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/carleton.ca\/scs\/vintage-computing\/item\/vin41\/\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/carleton.ca\/scs\/vintage-computing\/item\/vin41\/\",\"url\":\"https:\/\/carleton.ca\/scs\/vintage-computing\/item\/vin41\/\",\"name\":\"Intel iSBC 80\/10 - 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