Reference: RBD-3526
Brand: DFRobot
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The FT232RL USB to TTL Serial Port Module is a reliable and versatile USB-to-serial converter based on the original FT232RL chip. It provides high-speed, stable communication between your PC and microcontrollers, development boards, or embedded systems. With support for three selectable logic levels (5V, 3.3V, 1.8V), this module can adapt to a wide variety of devices without additional level shifters.
The FT232RL USB to TTL Serial Port Module is a reliable and versatile USB-to-serial converter based on the original FT232RL chip. It provides high-speed, stable communication between your PC and microcontrollers, development boards, or embedded systems. With support for three selectable logic levels (5V, 3.3V, 1.8V), this module can adapt to a wide variety of devices without additional level shifters.
Its compact design includes status LEDs for power, transmit, and receive, as well as a built-in 500mA resettable fuse and diode protection, making it safe for both beginners and professionals. With speeds up to 3Mbps, the FT232RL module is ideal for Arduino, STM32, ESP8266/ESP32, and other serial communication projects.
Chipset: Original FT232RL main control chip (stable & fast communication)
Supported Voltage Levels: Switchable between 5V / 3.3V / 1.8V for flexible compatibility
Communication Speed: Up to 3 Mbps (3× standard 921600 baud rate)
Indicators: Integrated LEDs for Power (blue), Receive (green), and Transmit (red)
Overcurrent Protection: 500mA self-recovery fuse to protect your computer and devices
Output Current: Up to 500mA to power connected systems
Signal Protection: Integrated diode protection against voltage spikes
Supported Pins: VCC, GND, TX, RX, CTS, RTS, DTR, DSR, RI, DCD
Size: Compact PCB, only 20 × 50 mm – fits neatly without blocking nearby USB ports
System Support: Windows XP / 7 / 8 / 10 (32/64-bit), Linux, macOS
VCC / GND – Power and ground (GND must always be connected; VCC optional)
TX / RX – Serial communication pins (connect TX → RX, RX → TX on external device)
CTS / RTS / DSR / RI / DCD – Hardware flow control pins (available via header)
Voltage Select (5V / 3.3V / 1.8V) – Switchable via jumper cap
TX/RX Test Jumper – Shorted by default for testing; remove when in use
USB-to-Serial adapter for microcontroller development (Arduino, STM32, PIC, etc.)
Flashing and debugging ESP8266, ESP32, and similar Wi-Fi modules
Raspberry Pi and embedded Linux serial communication
Industrial device serial programming and monitoring
Hardware flow control and data logging
1 × FT232RL USB to TTL Serial Port Module
The FT232RL USB to TTL Serial Port Module combines stability, speed, and safety in a compact design. With multi-voltage support, built-in protection, and easy plug-and-play drivers, it is the perfect choice for serial communication, firmware flashing, and embedded development.
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Reference: RBD-3526
Brand: DFRobot
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The FT232RL USB to TTL Serial Port Module is a reliable and versatile USB-to-serial converter based on the original FT232RL chip. It provides high-speed, stable communication between your PC and microcontrollers, development boards, or embedded systems. With support for three selectable logic levels (5V, 3.3V, 1.8V), this module can adapt to a wide variety of devices without additional level shifters.
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