[Home](https://www.flux.ai/p/) Resource Center # Learn Hardware Engineering & PCB Design A curated library of technical articles, deep dives, and reference guides covering every stage of hardware engineering. ## Featured Content [ ### What Is a PCB? A Beginner's Guide to Printed Circuit Board Design ![What Is a PCB? A Beginner's Guide to Printed Circuit Board Design](https://www.flux.ai/p/assets/blogs/what-is-a-pcb/main.webp) ](https://www.flux.ai/p/blog/what-is-pcb)[ ### What Makes a Perfect PCB Design Prompt ![What Makes a Perfect PCB Design Prompt](https://www.flux.ai/p/assets/blogs/how-to-write-a-perfect-pcb-design-prompt/main.webp) ](https://www.flux.ai/p/blog/what-makes-a-perfect-pcb-design-prompt)[ ### ESP32 Pinout Guide: Everything You Need to Know ![ESP32 Board with its pinout label and diagram, each pin label and function on different colors](https://www.flux.ai/p/assets/blogs/esp32-pinout/main.webp) ](https://www.flux.ai/p/blog/esp32-pinout-everything-you-need-to-know)[ ### Design Your Own Macropad With AI Auto-Layout ![Two custom macro pads designed using Flux and powered by Raspberry Pi Pico. The pads feature 12 mechanical switches with per-key white keycaps, two rotary encoders for additional control, and a slide potentiometer for precise adjustments. Both boards are displayed with a vibrant purple PCB design, showcasing Flux's PCB editor and its newest AI Auto-Layout, and are compatible with popular manufacturer specifications.](https://www.flux.ai/p/assets/blogs/rpi-macro-2/main.webp) ](https://www.flux.ai/p/blog/how-to-design-a-custom-macro-pad-with-flux) ## Explore our 7 curated learning paths covering every phase of development [![](https://www.flux.ai/p/assets/resources/hub-pcb-design-fundamentals.webp)](https://www.flux.ai/p/resources/pcb-design-fundamentals) ### [PCB Design & Engineering Fundamentals](https://www.flux.ai/p/resources/pcb-design-fundamentals) Explore schematics, signal integrity, PDN, and layout rules. [![](https://www.flux.ai/p/assets/resources/hub-ai-prompt-engineering.webp)](https://www.flux.ai/p/resources/ai-prompt-engineering) ### [AI & Prompt Engineering for Hardware](https://www.flux.ai/p/resources/ai-prompt-engineering) Master text prompts, AI auto-layout, and automated reviews. [![](https://www.flux.ai/p/assets/resources/hub-hardware-development-101.webp)](https://www.flux.ai/p/resources/hardware-development-101) ### [Hardware 101 Development](https://www.flux.ai/p/resources/hardware-development-101) Cost engineering, DFM, supply chain, and scaling to production. [![](https://www.flux.ai/p/assets/resources/hub-component-platform-guides.webp)](https://www.flux.ai/p/resources/component-platform-guides) ### [Component & Platform Guides](https://www.flux.ai/p/resources/component-platform-guides) Pinouts, power specs, and MCU evaluation (ESP32, Arduino, SBCs). [![](https://www.flux.ai/p/assets/resources/hub-projects-and-templates.webp)](https://www.flux.ai/p/resources/projects-and-templates) ### [Step-by-Step Projects & Templates](https://www.flux.ai/p/resources/projects-and-templates) Build real hardware from templates & guides. [![](https://www.flux.ai/p/assets/resources/hub-tool-comparisons.webp)](https://www.flux.ai/p/resources/tool-comparisons) ### [Tool Comparisons & Migrations](https://www.flux.ai/p/resources/tool-comparisons) Review technical comparisons of Flux alongside Altium, KiCad, and EasyEDA. [![](https://www.flux.ai/p/assets/resources/hub-business-strategy.webp)](https://www.flux.ai/p/resources/business-strategy) ### [Business & Strategy Library](https://www.flux.ai/p/resources/business-strategy) Playbooks for founders, team operations, supply chain, and manufacturing. ## Hand-picked essentials to start reading right away [ ![A simplified schematic showing capacitors (C1, C2, C3, C4) and voltage regulator(U1) connected to input voltage (VCC) and GND rails with output voltage (VOUT).](https://www.flux.ai/p/assets/blogs/what-is-schematic-design/main.webp) ### What is Schematic Design? All You Need to Know ](https://www.flux.ai/p/blog/what-is-schematic-design)[ ![A beginner-friendly guide to reading PCB schematics covering common symbols, nets, and signal flow](https://www.flux.ai/p/assets/blogs/how-to-read-pcb-schematics/main.webp) ### How to Read PCB Schematics: A Beginner-Friendly Guide ](https://www.flux.ai/p/blog/how-to-read-pcb-schematics)[ ![Top 20+ Flux Copilot Prompts for Hardware Design](https://www.flux.ai/p/assets/blogs/top-copilot-prompts-2/main.webp) ### Top 20+ Flux Copilot Prompts for Hardware Design ](https://www.flux.ai/p/blog/top-20-flux-copilot-prompts-for-hardware-design)[ ![Raspberry pi boards and arduino boards laid out side by side.](https://www.flux.ai/p/assets/blogs/arduino-vs-raspberry-pi/main.webp) ### Arduino vs. Raspberry Pi: Key Differences and Which to Choose ](https://www.flux.ai/p/blog/arduino-vs-raspberry-pi-comparison) ## Let’s start building. Let’s build your idea together. All you need to do is describe what you want to make, or what problem you want to solve. Flux will work with you to make it a reality. [Try it Free](https://www.flux.ai/signup) ![Close-up of a Flux-designed printed circuit board](https://www.flux.ai/p/assets/homepage-v2/mission-visual.webp)