--- title: JTAG Hacking with a Raspberry Pi - Introducing the PiFex description: The post introduces the PiFex, a companion board for the Raspberry Pi that simplifies hardware hacking and embedded protocols. It explains the hardware and... canonical: https://daily.dev/posts/jtag-hacking-with-a-raspberry-pi---introducing-the-pifex-hrloetuc6 twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: JTAG Hacking with a Raspberry Pi - Introducing the PiFex | daily.dev og:description: The post introduces the PiFex, a companion board for the Raspberry Pi that simplifies hardware hacking and embedded protocols. It explains the hardware and... og:url: https://daily.dev/posts/jtag-hacking-with-a-raspberry-pi---introducing-the-pifex-hrloetuc6 og:image: https://api.daily.dev/og/posts/HrloetuC6.png og:image:alt: JTAG Hacking with a Raspberry Pi - Introducing the PiFex og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # JTAG Hacking with a Raspberry Pi - Introducing the PiFex **[Hacker News](https://daily.dev/sources/hn)** · 20 min read · 3 upvotes · 0 comments ## Summary The post introduces the PiFex, a companion board for the Raspberry Pi that simplifies hardware hacking and embedded protocols. It explains the hardware and software features of the PiFex and demonstrates how it can be used to access the JTAG TAP on an undocumented SSD. The post also discusses the use of OpenOCD and GDB for JTAG analysis and memory reading. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: --- Tags: [#hardware](https://daily.dev/tags/hardware), [#raspberry-pi](https://daily.dev/tags/raspberry-pi) [View this post on daily.dev](https://daily.dev/posts/jtag-hacking-with-a-raspberry-pi---introducing-the-pifex-hrloetuc6) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"JTAG Hacking with a Raspberry Pi - Introducing the PiFex","url":"https://daily.dev/posts/jtag-hacking-with-a-raspberry-pi---introducing-the-pifex-hrloetuc6","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/jtag-hacking-with-a-raspberry-pi---introducing-the-pifex-hrloetuc6"},"datePublished":"2024-05-06T16:58:11.668Z","dateModified":"2026-03-15T06:30:20.807Z","description":"The post introduces the PiFex, a companion board for the Raspberry Pi that simplifies hardware hacking and embedded protocols. It explains the hardware and...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/f0bdba29e050c24fb4135f7c847d0bcf?_a=AQAEuiZ","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/f0bdba29e050c24fb4135f7c847d0bcf?_a=AQAEuiZ","isAccessibleForFree":true,"articleSection":"Hacker News","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"Hacker News","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/hn","url":"https://daily.dev/sources/hn"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/jtag-hacking-with-a-raspberry-pi---introducing-the-pifex-hrloetuc6","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":3},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"hardware,raspberry-pi","timeRequired":"PT20M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Hacker News","item":"https://daily.dev/sources/hn"},{"@type":"ListItem","position":3,"name":"JTAG Hacking with a Raspberry Pi - Introducing the PiFex"}]} ```