All Products

SKU: DF-DFR0164

This is a new version of the FTDI breakout board features an Atmega8U2 programmed as a USB-to-serial converter, the same chip found on the Arduino Uno. The 8U2 firmware uses the standard USB COM drivers, and no external driver is needed. However, on some Windows systems installing the drive...

SKU: AF-5995 · MPN: ADA5995

DescriptionWhether you need to interface with various serial protocols, this USB to Multi-Protocol Serial adapter has you covered. It supports RS232, TTL UART, RS485, and RS422, all with quick-connect screw terminals, eliminating the need for soldering or special cables. Simply plug the adapter ...

SKU: DF-FIT0781

A versatile USB-to-serial converter module supporting six conversion modes: USB-TTL, USB-232, USB-485, TTL-232, TTL-485, and 232-485. Switch between modes using onboard DIP switches — no need for multiple adapters. Built around the CP2102 chip with 3.3V/5V compatibility. Includes 500mA fuse prot...

SKU: DF-DFR0174

The XBee USB Adapter V2 is an update version from DFRobot. It features an Atmega8U2 programmed as a USB-to-serial converter, the same chip found on the Arduino Uno. The Atmega8U2 firmware uses the standard USB COM drivers, and no external driver is needed. However, on Windows, a .inf file ...

SKU: SF-DEV-09873

The SparkFun FTDI Basic Breakout provides USB-to-serial conversion using the FTDI FT232RL IC, operating at 3.3V logic levels. Its 6-pin header matches the standard FTDI pinout, making it compatible with Arduino Pro, LilyPad, and other 3.3V boards that use the FTDI connector. The board brings out...

SKU: EC-MCP00101P

This USBSerial Adapter is a compact USB to serial adapter equipped with BEE (20pin 2.0mm) sockets. With integrated FT232 IC, It can do many things such as used for programming(Arduino Pro Mini), debug some hardware or communicating with MCU applications. On the other hand, you may connect your...

SKU: AF-5568

The Adafruit CH9102F Friend is a USB-to-Serial converter breakout featuring the affordable WCH CH9102F chip and a modern USB Type-C connector. It uploads code at up to 3 Mbit/s and includes auto-reset for Arduino/ATmega328 boards — no manual pin manipulation needed. The pinout matches standard F...

SKU: DF-TEL0190 · MPN: TEL0190

RainbowLink V2 is a pocket-sized USB Type-C serial debugging workstation that combines four independent communication channels with useful field power outputs. It replaces multiple USB dongles for RS485, RS232 and TTL UART work, making it well suited to field engineering, IoT development and indu...

SKU: AF-5954 · MPN: ADA5954

The Adafruit TRRS Trinkey is a USB-A plug-in microcontroller designed specifically for assistive technology. It combines an ATSAMD21 processor with a switched TRRS 3.5mm audio jack, connecting all 6 jack pins (tip, ring 1, ring 2, sleeve, plus tip switch and ring 1 switch) to analog-capable GPIO ...

SKU: WS-7965

A USB to TTL serial adapter cable with an embedded PL2303 converter chip. This 1-metre cable provides a simple way to add serial communication to your projects, connecting a standard USB-A port to 3.3V TTL-level UART signals via a 4-pin 2.54mm header. Ideal for accessing serial consoles on singl...

SKU: WS-25514

The Bus Servo Adapter (A) is a compact driver board that integrates power supply and control circuitry for ST/SC series serial bus servos. It supports controlling up to 253 servos simultaneously over a single UART channel, with position, speed, torque, and operating mode feedback from each servo....

SKU: AF-18

This USB-to-serial converter adds a DB9 RS-232 serial port to your computer via USB. Based on the FTDI FT232RL chip, it delivers true RS-232 voltage levels (approximately ±10V) rather than TTL 5V — ensuring compatibility with older devices like GPS receivers, handheld programmers, and other equip...

SKU: EC-MCP00102W

This USB serial cable supplies +5V at up to 500mA (USB specification limit) along with TxD and RxD sginals -- no hardware handshaking. Now you can test the serial Data with this so cheap one to replace this FT232RL one(USBSerial Adapter). It is very easy to use, you just need to plug it into the ...

SKU: WS-25029

Industrial Grade CAN/CAN FD Bus Data Analyzer, USB To CAN FD Adapter, CAN/CAN FD Bus Communication Interface Card, CAN/CAN FD Protocol Data Analyzer Industrial Grade CAN FD Bus Adapter Supports high-speed CAN FD and CAN2.0A/B data communication   Features at a glance The USB-CAN-FD is a...

SKU: EC-CRF01056W

This is a Serial to USB adapter for NRF24L01+ Module. It can apply in Wireless remote control, data transmission, Wireless meter reading system, Wireless detection system, Wireless Data Acquisition System, VOIP system, Access Control System, Wireless tag, a wireless 232, 422/485 wireless data com...

SKU: SF-DEV-18158 · MPN: DEV-18158

This Arduino-compatible development board keeps the familiar Uno-style layout while adding a few genuinely handy upgrades for modern projects. Built around the ATmega328P, it works with the Arduino IDE and fits the Uno R3 footprint, so it is a straightforward choice if you want broad compatibilit...

SKU: SF-DEV-15096

This SparkFun Serial Basic Breakout is an easy-to-use USB-to-Serial adapter based on the CH340G and takes advantage of the handy USB-C connector. With USB-C you can get up to three times the power delivery over the previous USB generation at 1.5A and and also solves the universally frustrating di...

SKU: PL-1317

This compact USB-to-serial adapter lets you easily connect TTL serial devices to a computer, where it appears as a virtual COM port. The board is a Micro-USB carrier for the Silicon Labs CP2102N USB-to-UART bridge, providing access to all control signal pins and GPIO pins. It serves as a conveni...

SKU: AF-2590

The Adafruit Metro Mini 328 packs the same ATmega328P power as a full-sized Metro into a tiny breadboard-friendly form factor. Running at 16 MHz with 5V logic, it's pin-compatible with Arduino UNO R3 and works with the Arduino IDE by selecting "Arduino UNO" in the Boards menu. For the latest revi...

SKU: SF-DEV-21326 · MPN: DEV-21326

This compact MicroMod processor board adds an STM32F405 to a compatible MicroMod Carrier Board, giving your project an ARM® Cortex®-M4 32-bit RISC core in a small, swappable M.2 module.The bevelled edge connector keys into the MicroMod M.2 socket and is secured with the screw supplied with MicroM...