User Guide

Wireless-tag FAQ documentation collects common questions about development boards, ESP-IDF, online tools, hardware design, application solutions, testing, and production.

How to Find a Question

1. Choose the matching category from the FAQ homepage, such as Development Environment, Software Platform, Hardware Related, or Test & Verification.
2. Use the search box at the top of each FAQ page to filter questions by keyword.
3. If you are not sure which category applies, use the site search first, then open the matched FAQ page for the complete answer.

Categories

• Development Environment: environment setup, flashing, debugging, development tools, and project configuration.
• Application Solutions: ESP-AT, GUI, networking, IoT, audio, and solution-level questions.
• Software Framework: GPIO, UART, ADC, USB, Bluetooth, filesystem, Wi-Fi, and low-power software questions.
• Hardware Related: hardware design, audio and video, RF, and board-level design questions.
• Test & Verification: eFuse, testing, verification, and production-related questions.

Maintenance Notes

When adding a new FAQ entry, place it in the category closest to how users search for it, and keep tags and keywords in the frontmatter up to date so homepage FAQ marquee and site search can extract useful terms automatically.