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Embedded Helper - Dev Tools

DONGSOO LEE

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About this app

Embedded Helper is designed to boost the productivity of firmware developers and MCU engineers. Access pinout references instantly and generate C code automatically. [Key Features] 1. Arduino Pinout Reference - Instantly check pin diagrams for most popular Arduino boards (Uno, Nano, Mega, etc.). - No need to search the web for pin maps every time. 2. C Code Generator - JSON to C Struct: Instantly convert JSON data into ready-to-use C structures. 3. Display & Font Tools - Dot Matrix Editor: Draw icons or fonts on a grid and generate C arrays (Hex/Bin) for your GLCD/OLED drivers. 4. Color Converter - RGB888 to RGB565: Convert standard color codes to 16-bit formats used in TFT LCDs. 5. Number System Converter - Real-time conversion between HEX, BIN, and DEC. - Visualize bit-level data efficiently.

What's new

Version 1.0.5 · Oct 22, 2026

[Device Support & Improvements] - iPhone Duo Support: When unfolded, the board list, tools, bottom tabs and ad banner now stay clear of the side control bar, and the board cards fit the wider screen. - Landscape mode: You can now use the app in landscape on unfolded iPhone Duo and iPad. - Fixed an issue where the ad banner could fail to appear on unfolded iPhone Duo. - Content now stays clear of the notch, camera cutout and system bars, so nothing is hidden at the screen edges. - Minor bug fixes and performance optimizations.

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