{"id":9013,"date":"2026-01-23T08:19:45","date_gmt":"2026-01-23T08:19:45","guid":{"rendered":"https:\/\/inskill.in\/training\/?p=9013"},"modified":"2026-02-04T08:21:29","modified_gmt":"2026-02-04T08:21:29","slug":"role-of-fsm-in-modern-rtl-design","status":"publish","type":"post","link":"https:\/\/inskill.in\/training\/vlsi\/role-of-fsm-in-modern-rtl-design\/","title":{"rendered":"The Role of FSM (Finite State Machines) in Modern RTL Design"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"9013\" class=\"elementor elementor-9013\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-55f4182 elementor-section-boxed elementor-section-height-default elementor-section-height-default wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no\" data-id=\"55f4182\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-80ea775\" data-id=\"80ea775\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8e67538 elementor-widget elementor-widget-text-editor\" data-id=\"8e67538\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.11.2 - 22-02-2023 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#818a91;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#818a91;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p><span style=\"font-weight: 400;\">Finite State Machines (FSMs) are one of the most fundamental and powerful concepts in digital design. From simple control logic to highly complex System-on-Chip (SoC) architectures, FSMs play a critical role in controlling behavior, sequencing operations, and ensuring predictable functionality. In modern RTL design, where complexity, performance, and power efficiency are key concerns, FSMs remain indispensable.<\/span><\/p><h3><span style=\"font-weight: 400;\">What Is an FSM in RTL Design?<\/span><\/h3><p><span style=\"font-weight: 400;\">A Finite State Machine (FSM) is a computational model that consists of:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">A finite number of states<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Defined transitions between states<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Inputs that trigger transitions<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Outputs that depend on states and\/or inputs<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">In RTL design, FSMs are used to model control logic, where the behavior of a system changes based on its current state and inputs.<\/span><\/p><p><span style=\"font-weight: 400;\">FSMs are typically implemented using flip-flops for state storage and combinational logic for next-state and output logic.<\/span><\/p><h3><span style=\"font-weight: 400;\">Why FSMs Are Critical in Modern RTL Design<\/span><\/h3><p><span style=\"font-weight: 400;\">As digital systems grow in complexity, FSMs provide:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Structured control logic<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Predictable behavior<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Simplified debugging and verification<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Clear separation between data path and control path<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Modern RTL designs rely heavily on FSMs to manage protocol handling, power states, arbitration, scheduling, and error recovery.<\/span><\/p><h3><span style=\"font-weight: 400;\">Types of FSMs Used in RTL Design<\/span><\/h3><h4><span style=\"font-weight: 400;\">Moore Machine<\/span><\/h4><p><span style=\"font-weight: 400;\">In a Moore FSM, outputs depend only on the current state.<\/span><\/p><p><span style=\"font-weight: 400;\">Advantages:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Stable outputs<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Easier timing analysis<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Fewer glitches<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Common Use Cases:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Control units<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Power management controllers<\/span><\/li><\/ul><h4><span style=\"font-weight: 400;\">Mealy Machine<\/span><\/h4><p><span style=\"font-weight: 400;\">In a Mealy FSM, outputs depend on both the current state and inputs.<\/span><\/p><p><span style=\"font-weight: 400;\">Advantages:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Faster response<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Fewer states required<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Common Use Cases:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Communication protocols<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Handshaking logic<\/span><\/li><\/ul><h3><span style=\"font-weight: 400;\">FSMs in Modern SoC Architectures<\/span><\/h3><p><span style=\"font-weight: 400;\">Modern SoCs contain hundreds of FSMs working at different abstraction levels.<\/span><\/p><p><span style=\"font-weight: 400;\">Where FSMs Are Used<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Bus protocol controllers (AXI, AHB, APB)<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Cache coherence controllers<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">DMA engines<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Interrupt controllers<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Power and clock gating logic<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">FSMs coordinate complex interactions between multiple IP blocks and ensure correct sequencing.<\/span><\/p><h3><span style=\"font-weight: 400;\">FSM Design Methodology in RTL<\/span><\/h3><p><span style=\"font-weight: 400;\">A structured FSM design methodology is essential for scalability and correctness.<\/span><\/p><h4><span style=\"font-weight: 400;\">Step 1: Define Requirements<\/span><\/h4><p><span style=\"font-weight: 400;\">Clearly identify:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Number of states<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Inputs and outputs<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">State transitions<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Reset behavior<\/span><\/li><\/ul><h4><span style=\"font-weight: 400;\">Step 2: Draw State Diagrams<\/span><\/h4><p><span style=\"font-weight: 400;\">State diagrams help visualize:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Legal transitions<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Corner cases<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Error states<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">This step reduces design bugs early.<\/span><\/p><h4><span style=\"font-weight: 400;\">Step 3: Choose State Encoding<\/span><\/h4><p><span style=\"font-weight: 400;\">Common encoding styles include:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Binary encoding<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">One-hot encoding<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Gray encoding<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Modern tools often optimize encoding automatically, but designers must still understand trade-offs.<\/span><\/p><h4><span style=\"font-weight: 400;\">Step 4: RTL Coding<\/span><\/h4><p><span style=\"font-weight: 400;\">FSMs are typically coded using:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">One always block (sequential + combinational)<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Two always blocks (recommended for clarity)<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Using SystemVerilog enumerated types improves readability and reduces errors.<\/span><\/p><h3><span style=\"font-weight: 400;\">FSM Coding Best Practices in Modern RTL<\/span><\/h3><h4><span style=\"font-weight: 400;\">Use Enumerated Types<\/span><\/h4><p><span style=\"font-weight: 400;\">SystemVerilog enum improves:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Code readability<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Debug visibility<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Maintainability<\/span><\/li><\/ul><h4><span style=\"font-weight: 400;\">Separate State and Data Path<\/span><\/h4><p><span style=\"font-weight: 400;\">FSMs should control signals, not perform data operations. This separation improves modularity and reuse.<\/span><\/p><h4><span style=\"font-weight: 400;\">Include Default Transitions<\/span><\/h4><p><span style=\"font-weight: 400;\">Always define default cases to avoid:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Latches<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">X-propagation issues<\/span><\/li><\/ul><h4><span style=\"font-weight: 400;\">Handle Reset Properly<\/span><\/h4><p><span style=\"font-weight: 400;\">Ensure FSMs start in a known safe state, especially for:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Power-up scenarios<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Low-power modes<\/span><\/li><\/ul><h3><span style=\"font-weight: 400;\">FSMs and Low-Power RTL Design<\/span><\/h3><p><span style=\"font-weight: 400;\">Power efficiency is a key requirement in modern designs.<\/span><\/p><p><span style=\"font-weight: 400;\">FSMs Help With:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Power state transitions<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Sleep and wake-up sequencing<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Clock gating control<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">FSM-driven power controllers ensure safe and glitch-free transitions between power modes.<\/span><\/p><h3><span style=\"font-weight: 400;\">FSMs in Protocol and Interface Design<\/span><\/h3><p><span style=\"font-weight: 400;\">Protocols are naturally state-based.<\/span><\/p><p><span style=\"font-weight: 400;\">FSM Applications in Protocols<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Handshake management<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Error detection and recovery<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Timeout handling<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Examples include:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">AXI read\/write channels<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">UART transmit\/receive controllers<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">SPI and I2C controllers<\/span><\/li><\/ul><h3><span style=\"font-weight: 400;\">FSM Verification Challenges<\/span><\/h3><p><span style=\"font-weight: 400;\">FSMs can be a major source of bugs if not verified properly.<\/span><\/p><p><span style=\"font-weight: 400;\">Common FSM Issues<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Missing transitions<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Unreachable states<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Deadlocks<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Incorrect reset behavior<\/span><\/li><\/ul><h3><span style=\"font-weight: 400;\">Verification Techniques for FSMs<\/span><\/h3><h4><span style=\"font-weight: 400;\">Simulation-Based Verification<\/span><\/h4><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Directed tests<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Constrained-random testing<\/span><\/li><\/ul><h4><span style=\"font-weight: 400;\">Assertion-Based Verification<\/span><\/h4><p><span style=\"font-weight: 400;\">Assertions help ensure:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Legal state transitions<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">No illegal state entry<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Forward progress<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Assertions significantly improve FSM reliability.<\/span><\/p><h4><span style=\"font-weight: 400;\">Formal Verification<\/span><\/h4><p><span style=\"font-weight: 400;\">Formal tools can:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Prove FSM completeness<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Detect unreachable states<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Identify deadlocks<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Modern verification flows increasingly combine FSMs with formal verification.<\/span><\/p><h3><span style=\"font-weight: 400;\">FSM Optimization for Performance and Area<\/span><\/h3><p><span style=\"font-weight: 400;\">FSM design impacts:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Area (number of flip-flops)<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Timing (critical paths)<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Power consumption<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Optimization Techniques<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Reduce state count<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Choose appropriate encoding<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Minimize combinational logic<\/span><\/li><\/ul><h3><span style=\"font-weight: 400;\">FSM Scalability in Large Designs<\/span><\/h3><p><span style=\"font-weight: 400;\">In large SoCs, FSM complexity can grow quickly.<\/span><\/p><p><span style=\"font-weight: 400;\">Strategies for Scalability<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Hierarchical FSMs<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Distributed control FSMs<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Reusable FSM templates<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">These approaches prevent monolithic and unmanageable FSM designs.<\/span><\/p><h3><span style=\"font-weight: 400;\">FSMs vs Microcoded Control<\/span><\/h3><p><span style=\"font-weight: 400;\">For extremely complex control logic:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">FSMs are simple and fast<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Microcoded control is flexible but slower<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Modern RTL design often uses FSMs for critical paths and microcode for configurability.<\/span><\/p><h3><span style=\"font-weight: 400;\">Common Mistakes Designers Make with FSMs<\/span><\/h3><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Overcomplicating state machines<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Mixing data and control logic<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Poor naming of states<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ignoring illegal states<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Avoiding these mistakes improves reliability and maintainability.<\/span><\/p><h3><span style=\"font-weight: 400;\">Future of FSMs in RTL Design<\/span><\/h3><p><span style=\"font-weight: 400;\">Despite advances in high-level synthesis and AI-driven design, FSMs will remain essential.<\/span><\/p><p><span style=\"font-weight: 400;\">Why FSMs Will Stay Relevant<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Hardware control is inherently state-based<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">FSMs are efficient and predictable<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Verification tools are optimized for FSM analysis<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">FSMs will continue to evolve with better tooling and automation but will remain at the core of RTL design.<\/span><\/p><h3><span style=\"font-weight: 400;\">Career Importance of FSM Knowledge<\/span><\/h3><p><span style=\"font-weight: 400;\">For RTL and verification engineers:<\/span><\/p><ul><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">FSM design is a foundational skill<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Interview questions frequently focus on FSMs<\/span><\/li><li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Strong FSM skills improve debugging and architecture understanding<\/span><\/li><\/ul><p><span style=\"font-weight: 400;\">Mastering FSMs is essential for success in VLSI careers.<\/span><\/p><h3><span style=\"font-weight: 400;\">Conclusion<\/span><\/h3><p><span style=\"font-weight: 400;\">Finite State Machines are the backbone of modern RTL design. From simple control blocks to complex SoC architectures, FSMs provide structured, reliable, and efficient control logic. As designs continue to grow in complexity, FSMs remain critical for managing functionality, power, performance, and correctness.<\/span><\/p><p><span style=\"font-weight: 400;\">By following best practices, leveraging modern SystemVerilog features, and combining FSMs with robust verification techniques, designers can build scalable and reliable digital systems. In modern VLSI design, a strong understanding of FSMs is not optional\u2014it is essential.<\/span><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Finite State Machines (FSMs) are one of the most fundamental and powerful concepts in digital design. From simple control logic to highly complex System-on-Chip (SoC) architectures, FSMs play a critical role in controlling behavior, sequencing operations, and ensuring predictable functionality. In modern RTL design, where complexity, performance, and power efficiency are key concerns, FSMs remain [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-9013","post","type-post","status-publish","format-standard","hentry","category-vlsi"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The Role of FSMs (Finite State Machines) in Modern RTL Design<\/title>\n<meta name=\"description\" content=\"Learn the role of FSMs in modern RTL design. 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