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In 10 years of experience, we have had too many unforgettable stories with each of our customers. We have continued to work together on each order, and have also continued to enhance our relationship, slowly reaching a deep understanding.

Thanks to our customers’ absolute trust in us, our products have evolved from standard products from well-known brands such as Arduino, Raspberry Pi, Micro:bit, Makey Makey, etc. to gradually customized and personalized products. Product categories have also gradually expanded from DIY electronic products to CNC, 3D printing, drones, chips and other electronic products.

Looking back on the past, our winning advantage lies not in the lowest price, but in doing business in a down-to-earth manner and being a sincere person. We never deceive customers and sincerely cooperate with customers to solve every problem they encounter. We always adhere to one of the most important principles: allowing customers to find a real sense of security in cross-border procurement!

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Description

Product Description

The FT232RL USB to TTL Serial Adapter is the gold standard for reliable USB-to-Serial communication. Built around the world-renowned original FTDI FT232RL chipset, this module provides a rock-solid bridge between your computer’s USB port and any microcontroller or serial device. Unlike budget alternatives, the FTDI chipset is famous for its driver stability across Windows, macOS, and Linux, making it the preferred choice for professional engineers, industrial maintenance, and academic research.

This adapter is specifically optimized as an MWC (MultiWii) Debugger, making it an essential tool for drone pilots and hobbyists configuring flight controllers. It features an onboard jumper to switch between 3.3V and 5V logic levels instantly, ensuring safe operation with both legacy 5V systems and modern, sensitive 3.3V microcontrollers like the ESP32 or STM32. Its compact design and integrated status LEDs (TX/RX) provide immediate visual feedback, making it an indispensable tool for firmware development, hardware “unbricking,” and long-term serial data logging.

Key Features

Original FTDI FT232RL Chip: Industry-leading stability with official driver support natively integrated into most modern operating systems.
Dual-Voltage Logic & Power: Onboard jumper allows seamless switching between 3.3V and 5V TTL levels to protect sensitive hardware.
MWC Debugger Ready: Fully compatible with MultiWii flight controllers and standard drone telemetry systems for real-time tuning and debugging.
Visual Status Indicators: Integrated high-brightness LEDs for Power (PWR), Transmit (TXD), and Receive (RXD) provide real-time diagnostic feedback.
Integrated Over-Current Protection: Features an onboard 500mA self-restoring fuse to protect your computer’s USB port from accidental shorts or surges.
Full 6-Pin Standard Breakout: Includes DTR, RXD, TXD, VCC, CTS, and GND for 100% compatibility with Arduino Pro Mini “Auto-Reset” programming.

Additional information

Main Chipset	FTDI FT232RL (High-Stability Core)
USB Interface	Mini USB Type-B
Logic Levels	3.3V or 5V (Selectable via Jumper)
Baud Rate Range	300 bps to 3 Mbps
Output Power	5V (Up to 500mA) / 3.3V (Up to 50mA)
Supported OS	Windows 11/10/8/7, macOS, Linux, Android
Communication Mode	Full-Duplex UART
Dimensions	36mm x 18mm