/* ========================================================================== DIYSSD Navigation Menu Styles Scoped with 'diyssd-' prefix to prevent conflicts ========================================================================== */ /* Reset and base styles */ .diyssd-nav-container * { box-sizing: border-box; margin: 0; padding: 0; } /* Main navigation container */ .diyssd-nav-container { width: 100%; background-color: #f4f3f2; position: relative; z-index: 1000; font-family: -apple-system, BlinkMacSystemFont, Inter, Roboto, Ubuntu, sans-serif; } /* Navigation bar */ .diyssd-nav { display: flex; justify-content: space-between; align-items: center; padding: 0.75rem 1rem; max-width: 100%; margin: 0 auto; position: relative; } /* ========================================================================== LOGO STYLES ========================================================================== */ .diyssd-logo { flex-shrink: 0; transition: opacity 0.2s ease; } .diyssd-logo:hover { opacity: 0.8; } .diyssd-logo img { height: auto; width: auto; max-height: 40px; max-width: 250px; display: block; padding-right: 8px; } /* ========================================================================== DESKTOP MENU STYLES ========================================================================== */ .diyssd-desktop-menu { display: none; align-items: center; list-style: none; gap: 0; } .diyssd-menu-item { position: relative; margin: 0; } .diyssd-menu-link { display: flex; align-items: center; padding: 0.75rem 1.25rem; text-decoration: none; color: #374151; font-weight: 500; font-size: 0.95rem; transition: all 0.2s ease; border-radius: 4px; white-space: nowrap; } .diyssd-menu-link:hover { background-color: rgba(0, 0, 0, 0.05); color: #1f2937; } /* Dropdown arrow */ .diyssd-menu-link.has-dropdown::after { content: "▼"; font-size: 0.7rem; margin-left: 0.5rem; transition: transform 0.2s ease; color: #6b7280; } .diyssd-menu-item:hover .diyssd-menu-link.has-dropdown::after { transform: rotate(180deg); } /* Menu dividers for desktop */ .diyssd-menu-divider { width: 1px; height: 20px; background-color: rgba(0, 0, 0, 0.4); margin: 0 0.5rem; } /* ========================================================================== DROPDOWN MENU STYLES ========================================================================== */ .diyssd-dropdown { position: absolute; top: 100%; left: 0; background-color: white; border-radius: 8px; box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15); border: 1px solid rgba(0, 0, 0, 0.08); min-width: 200px; opacity: 0; visibility: hidden; transform: translateY(-10px); transition: all 0.2s ease; z-index: 1001; overflow: hidden; } .diyssd-menu-item:hover .diyssd-dropdown { opacity: 1; visibility: visible; transform: translateY(0); } .diyssd-dropdown-link { display: block; padding: 0.75rem 1rem; text-decoration: none; color: #4b5563; font-size: 0.9rem; transition: all 0.15s ease; border-bottom: 1px solid #f3f4f6; } .diyssd-dropdown-link:last-child { border-bottom: none; } .diyssd-dropdown-link:hover { background-color: #f9fafb; background-color: #f2f4f5; color: #1f2937; color: #381f2f; font-weight: 400; } /* ========================================================================== MOBILE TOGGLE BUTTON (INDENTED LINES LIST ICON) ========================================================================== */ .diyssd-mobile-toggle { display: flex; flex-direction: column; justify-content: center; align-items: center; width: 40px; height: 40px; background: none; border: none; cursor: pointer; padding: 0; transition: all 0.2s ease; } .diyssd-mobile-toggle:hover { background-color: rgba(0, 0, 0, 0.05); border-radius: 4px; } /* Indented list lines */ .diyssd-hamburger { position: relative; width: 24px; height: 2px; background-color: #374151; transition: all 0.3s ease; border-radius: 1px; } .diyssd-hamburger::before, .diyssd-hamburger::after { content: ""; position: absolute; height: 2px; background-color: #374151; transition: all 0.3s ease; border-radius: 1px; } /* Top line - full width */ .diyssd-hamburger::before { top: -6px; left: 0; width: 24px; } /* Bottom line - full width */ .diyssd-hamburger::after { bottom: -6px; left: 0; width: 24px; } /* Middle line (the hamburger element itself) - indented */ .diyssd-hamburger { width: 18px; margin-left: 6px; } /* Active state animation - transform to X */ .diyssd-mobile-toggle.active .diyssd-hamburger { background-color: transparent; transform: translateX(-3px); } .diyssd-mobile-toggle.active .diyssd-hamburger::before { top: 0; left: 0; width: 24px; transform: rotate(45deg); } .diyssd-mobile-toggle.active .diyssd-hamburger::after { bottom: 0; left: 0; width: 24px; transform: rotate(-45deg); } /* ========================================================================== MOBILE MENU STYLES ========================================================================== */ .diyssd-mobile-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.5); opacity: 0; visibility: hidden; transition: all 0.3s ease; z-index: 1001; } .diyssd-mobile-overlay.active { opacity: 1; visibility: visible; } .diyssd-mobile-menu { position: fixed; top: 0; left: 0; height: 100%; background-color: white; transform: translateX(-100%); transition: transform 0.3s ease; z-index: 1002; overflow-y: auto; box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1); } .diyssd-mobile-menu.active { transform: translateX(0); } /* Mobile menu header */ .diyssd-mobile-header { display: flex; justify-content: flex-end; align-items: center; padding: 1rem; border-bottom: 1px solid #e5e7eb; background-color: #f9fafb; } .diyssd-mobile-close { background: none; border: none; font-size: 1.25rem; color: #6b7280; cursor: pointer; padding: 0.5rem; border-radius: 4px; transition: all 0.2s ease; width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; } .diyssd-mobile-close:hover { background-color: #e5e7eb; color: #374151; } /* Mobile navigation */ .diyssd-mobile-nav { padding: 1rem; } .diyssd-mobile-section { margin-bottom: 1.5rem; } .diyssd-mobile-heading { font-size: 1.1rem; font-weight: 600; color: #1f2937; margin-bottom: 0.5rem; } .diyssd-mobile-divider { height: 1px; background-color: #e5e7eb; margin-bottom: 0.75rem; } .diyssd-mobile-link { display: block; padding: 0.75rem 1rem; padding: 0.25rem 1rem; text-decoration: none; color: #4b5563; font-size: 0.95rem; margin-bottom: 0.25rem; border-radius: 4px; transition: all 0.2s ease; font-family: -apple-system, BlinkMacSystemFont, Inter, Roboto, Ubuntu, sans-serif; } .diyssd-mobile-link:hover { background-color: #f3f4f6; color: #1f2937; } /* ========================================================================== RESPONSIVE BREAKPOINTS ========================================================================== */ /* Mobile: 640px and below */ @media (max-width: 640px) { .diyssd-nav { padding: 0.5rem 1rem; } .diyssd-logo img { max-height: 32px; max-width: 160px; max-width: 250px; padding-right: 0; } .diyssd-mobile-menu { width: 100%; } .diyssd-mobile-toggle { display: flex; } } /* Mobile Landscape: 641px to 844px */ @media (min-width: 641px) and (max-width: 844px) { .diyssd-mobile-menu { width: 75%; max-width: 450px; } .diyssd-mobile-toggle { display: flex; } } /* Tablet: 845px to 1080px */ @media (min-width: 845px) and (max-width: 1080px) { .diyssd-mobile-menu { width: 75%; max-width: 500px; } .diyssd-mobile-toggle { display: flex; } } /* Desktop: 1081px to 1280px */ @media (min-width: 1081px) and (max-width: 1280px) { .diyssd-desktop-menu { display: flex; } .diyssd-mobile-toggle { display: none; } } /* Large Desktop: 1281px and above */ @media (min-width: 1281px) { .diyssd-desktop-menu { display: flex; } .diyssd-mobile-toggle { display: none; } .diyssd-nav { padding: 0.75rem 2rem; } } /* ========================================================================== ACCESSIBILITY & FOCUS STYLES ========================================================================== */ /* The outline will only be applied when a keyboard is used for navigation. */ body.diyssd-using-keyboard .diyssd-menu-link:focus, body.diyssd-using-keyboard .diyssd-dropdown-link:focus, body.diyssd-using-keyboard .diyssd-mobile-link:focus, body.diyssd-using-keyboard .diyssd-mobile-toggle:focus, body.diyssd-using-keyboard .diyssd-mobile-close:focus { outline: 2px solid #3b82f6; outline-offset: 2px; } /* Prevent body scroll when mobile menu is open */ .diyssd-nav-container.mobile-menu-open { overflow: hidden; } /* High contrast mode support */ @media (prefers-contrast: high) { .diyssd-menu-divider { background-color: #000; } .diyssd-dropdown { border: 2px solid #000; } .diyssd-mobile-divider { background-color: #000; height: 2px; } } /* Reduced motion support */ @media (prefers-reduced-motion: reduce) { .diyssd-nav-container * { transition: none !important; animation: none !important; } }

/* Global reset for consistent box-sizing */ * { box-sizing: border-box; } /* Container for the entire TOC component */ .toc-embed-wrapper .toc-container { max-width: 800px; margin: 40px auto; } /* Individual collapsible item styling */ .toc-embed-wrapper .toc-item { background: #fff; border-radius: 16px; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1); margin-bottom: 18px; overflow: hidden; /* Prevents content from breaking border radius */ transition: box-shadow 0.2s ease; /* Smooth hover effect */ } /* Hover effect for entire item */ .toc-embed-wrapper .toc-item:hover { box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15); } /* Toggle button styling - removes default button appearance */ .toc-embed-wrapper .toc-toggle { background: none; border: none; width: 100%; display: flex; justify-content: space-between; align-items: center; font-size: 1.15rem; font-weight: 500; cursor: pointer; padding: 24px 28px; outline: none; color: #1a1a1a; transition: background-color 0.2s ease; } /* Button hover state */ .toc-embed-wrapper .toc-toggle:hover { background-color: #e2e1df; } /* Keyboard focus accessibility - only visible when navigating with tab */ .toc-embed-wrapper .toc-toggle:focus-visible { outline: 2px solid #007acc; outline-offset: -2px; } /* Question text styling */ .toc-embed-wrapper .toc-question { flex: 1; /* Takes up remaining space */ font-weight: 400; text-align: left; margin: 0; } /* Plus/minus icon styling */ .toc-embed-wrapper .toc-icon { font-size: 1.8rem; font-weight: 300; transition: transform 0.3s ease, color 0.2s ease; /* Smooth rotation and color change */ margin-left: 20px; color: #666; flex-shrink: 0; /* Prevents icon from shrinking */ width: 24px; text-align: center; } /* Icon state when expanded - rotates 45deg to create X from + */ .toc-embed-wrapper .toc-toggle[aria-expanded="true"] .toc-icon { transform: rotate(45deg); color: #28a745; /* Green color when open */ } /* Answer content container - hidden by default */ .toc-embed-wrapper .toc-answer { padding: 0 28px 24px 28px; font-size: 1rem; color: #444; line-height: 1.6; display: none; /* Hidden by default */ animation: slideDown 0.3s ease-out; /* Smooth entrance animation */ } /* Show class for JavaScript toggle */ .toc-embed-wrapper .toc-answer.show { display: block; } /* Slide down animation for smooth reveal */ @keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } } /* Main ordered list styling (1, 2, 3...) */ .toc-embed-wrapper .toc-answer ol { list-style-type: none; /* Remove default numbering */ padding-left: 0; /* Remove default padding */ margin: 0.8em 0; /* Vertical spacing */ counter-reset: main-counter; /* Counter for main items */ } /* Main list items (h2 headers) */ .toc-embed-wrapper .toc-answer > ol > li { counter-increment: main-counter; position: relative; } .toc-embed-wrapper .toc-answer > ol > li::before { content: counter(main-counter) ". "; color: #007acc; font-weight: 600; margin-right: 0.5em; } /* Nested ordered list styling (x.1, x.2, x.3...) */ .toc-embed-wrapper .toc-answer ol ol { list-style-type: none; /* Remove default lettering */ padding-left: 2.2em; /* Additional indentation for hierarchy */ margin: 0.6em 0; /* Tighter spacing for nested items */ counter-reset: sub-counter; /* Counter for sub-items */ } /* Sub-list items (h3 headers) */ .toc-embed-wrapper .toc-answer ol ol li { counter-increment: sub-counter; position: relative; } .toc-embed-wrapper .toc-answer ol ol li::before { content: counter(main-counter) "." counter(sub-counter) " "; color: #28a745; font-weight: 500; margin-right: 0.5em; } /* Main list item spacing */ .toc-embed-wrapper .toc-answer li { margin: 0.6em 0; padding-left: 0.3em; /* Small padding for better text alignment */ } /* Nested list item spacing - tighter than main items */ .toc-embed-wrapper .toc-answer ol ol li { margin: 0.4em 0; } /* TOC link styling */ .toc-embed-wrapper .toc-answer a { text-decoration: none; color: #444; transition: color 0.2s ease; } .toc-embed-wrapper .toc-answer a:hover { color: #007acc; text-decoration: underline; } /* Remove default list marker styling since we're using custom numbering */ /* Empty state styling */ .toc-embed-wrapper .toc-empty { padding: 20px 28px; color: #888; font-style: italic; text-align: center; } /* Responsive design for mobile devices */ @media (max-width: 768px) { .toc-embed-wrapper .toc-container { margin: 20px auto; padding: 0 16px; /* Side padding on mobile */ } .toc-embed-wrapper .toc-toggle { padding: 20px 22px; /* Reduced padding on mobile */ font-size: 1.1rem; /* Slightly smaller font */ } .toc-embed-wrapper .toc-answer { padding: 0 22px 20px 22px; /* Matched reduced padding */ font-size: 0.95rem; /* Smaller text on mobile */ } .toc-embed-wrapper .toc-icon { font-size: 1.6rem; /* Smaller icon on mobile */ margin-left: 16px; } }

GeeekPi N04

^{M.2 2280 mount NVMe PCIe Gen 3}

Introduction

The GeeekPi N04 M.2 NVMe to PCIe Adapter represents a critical advancement in storage expansion for single-board computer enthusiasts. Designed specifically for the Raspberry Pi 5, this adapter bridges the gap between consumer-grade NVMe storage and compact computing platforms. Its introduction addresses growing demands for faster boot times, improved data throughput, and enterprise-grade storage reliability in DIY and embedded systems.

Product Overview

This PCIe x1 interface adapter enables direct integration of M.2 NVMe SSDs with the Raspberry Pi 5, supporting drive lengths from 2230 to 2280. The device targets makers, educators, and professionals seeking to enhance their Raspberry Pi-based projects with NVMe storage capabilities. Its compact HAT (Hardware Attached on Top) design maintains compatibility with standard Raspberry Pi cases while providing essential cooling and power regulation features.

Key Features

PCIe Gen2/Gen3 Compatibility

The adapter supports both PCIe 2.0 and 3.0 specifications, delivering theoretical bandwidth up to 8 GT/s. This flexibility ensures compatibility with various NVMe drive generations while maintaining backward compatibility with older PCIe standards.

Multi-Format SSD Support

Four SSD form factors (2230, 2242, 2260, 2280) are supported through adjustable mounting points. The inclusion of CNC-machined screws and spacers accommodates different drive lengths without requiring additional hardware.

Integrated Power Management

A 3.3V voltage regulator with 3A output capacity provides stable power delivery to connected SSDs. This exceeds basic M.2 specifications, ensuring compatibility with power-hungry NVMe drives while maintaining Raspberry Pi 5 power constraints.

Performance Analysis

Sequential Speeds

Real-world testing demonstrates sequential read/write speeds reaching 900/700 MBps respectively when using PCIe 3.0-compatible SSDs. These figures represent a 15x improvement over traditional microSD card solutions and triple the performance of SATA-based SSD alternatives.

Random Performance

4K random read operations achieve 120,000 IOPS at queue depth 32, comparable to entry-level desktop NVMe solutions. Write latency remains under 150μs during sustained workloads, making the adapter suitable for database applications and real-time data logging.

Thermal Management

The perforated steel chassis and 2mm ventilation gaps facilitate passive cooling, maintaining SSD temperatures below 70°C during continuous operation. Thermal testing shows 8-10°C reductions compared to enclosed NVMe enclosures under identical workloads.

Compatibility

Raspberry Pi 5

Full compatibility with Raspberry Pi 5's PCIe FPC interface. Requires Raspberry Pi OS Bookworm (or later) with enabled PCIe bus support. The HAT design preserves access to GPIO pins and camera/display connectors through precision-cut PCB openings.

Desktops and Laptops

Limited compatibility with x86 systems through PCIe x1 slots. While physically compatible, performance may bottleneck high-end NVMe drives. Recommended for secondary storage or backup solutions in traditional computing environments.

Advantages and Limitations

Strengths

Plug-and-Play Installation: Pre-configured mounting hardware and ribbon cable eliminate need for soldering or custom fabrication.
Power-Efficient Design: Integrated voltage regulation prevents overloading Raspberry Pi 5's power delivery system.

Constraints

Platform Exclusivity: Functionality limited to Raspberry Pi 5 due to specific PCIe interface requirements.
SSD Compatibility: Some Gen4 NVMe drives may experience initialization issues despite backward compatibility.

Conclusion

The GeeekPi N04 establishes itself as an essential upgrade for Raspberry Pi 5 users requiring enterprise-grade storage performance. Its balanced combination of speed, thermal efficiency, and hardware compatibility makes it particularly valuable for edge computing applications, media servers, and embedded database systems. While not a replacement for desktop NVMe solutions, it successfully bridges the performance gap between single-board computers and traditional storage architectures.

Works Cited

"Exploring the GeeekPi N04 M.2 NVMe to PCIe Adapter for Raspberry Pi 5." DevToys.io, 20 Feb. 2025, devtoys.io/2025/02/20/exploring-the-geeekpi-n04-m-2-nvme-to-pcie-adapter-for-raspberry-pi-5-a-comprehensive-guide/.

"52Pi N04 M.2 NVMe to PCIe Adapter Product Specifications." 52Pi.com, 11 Dec. 2023, 52pi.com/products/n04-m-2-2280-pcie-to-nvme-top.

"Raspberry Pi 5 NVMe Storage Performance Benchmarking." DNSmichi.at, 5 May 2024, dnsmichi.at/2024/05/05/raspberry-pi-5-52pi-nvme-hat-samsung-evo-ssd-hat-faster-for-ollama-llms/.

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