LilYGO USB to TTL

The LilYGO USB to TTL is a compact, plugandplay adapter designed to simplify programming and debugging of ESP32 and other microcontroller boards while saving PCB space and cost. SKU LG-017 is perfect for developers who want a reliable serial bridge without adding extra circuitry to every board.

• Key features & benefits: Fast data transfer with CH9102 USB bridge compatibility for stable serial communication; automatic downloader and boot control for easy flashing; TypeC connectivity for modern, reversible connections; small form factor that reduces production complexity and board clutter.
• Why you'll like it: Speeds up development workflows, reduces assembly time, and lowers BOM cost by removing duplicate USBtoTTL circuits from target boards. The adapter's power indicator and simple wiring make onbench testing and firmware updates quick and foolproof.
• Use cases: Ideal for programming ESP32 development boards, infield firmware updates, prototyping, debugging UART devices, and educational electronics labs where a reliable serial interface is required.
• Technical details: USB to TTL serial adapter using CH9102class interface, automatic download circuit, TypeC male and TypeC female connection options, power indicator LED and boot button for simple flashing control — sold as model LG-017.