All Products

SKU: AF-4701

The Adafruit ST25DV16K is a unique I2C-programmable RFID EEPROM breakout that works with mobile phones as an ISO/IEC 15693 (13.56 MHz) NFC tag, but can be dynamically rewritten over I2C by a microcontroller. This makes it ideal for projects where you need to change tag content on the fly — for ex...

SKU: AF-4201

Give any microcontroller WiFi connectivity with the Adafruit AirLift Breakout. This board uses an ESP32 as a WiFi co-processor, handling all the heavy lifting of network connections and TLS/SSL encryption so your main microcontroller can focus on your application logic. The ESP32 communicates ov...

SKU: SF-DEV-11113

It’s blue! It’s thin! It’s the Arduino Pro Mini! SparkFun’s minimal design approach to Arduino. This is a 5V Arduino running the 16MHz bootloader. Arduino Pro Mini does not come with connectors populated so that you can solder in any connector or wire with any orientation you need. We recommen...

SKU: AF-5973 · MPN: ADA5973

The Adafruit CH9328 UART to HID Keyboard Breakout lets any microcontroller or single-board computer emulate a USB keyboard — even without native USB support. Simply send ASCII characters or raw HID reports over a 9600-baud serial connection, and the CH9328 converts them into real keypresses on th...

SKU: AF-6267 · MPN: ADA6267

The Adafruit Metro RP2350 with PSRAM upgrades the Metro RP2350 with an additional 8 MB of QSPI PSRAM for projects that need extra dynamic memory. Powered by the Raspberry Pi RP2350 dual-core ARM Cortex-M33 at 150 MHz with 520 KB SRAM, 16 MB flash, and a 5V buck converter supporting up to 2A outpu...

SKU: AF-1002

The Adafruit 0.56" 4-Digit 7-Segment Display with I2C Backpack in white makes it easy to add a bright numeric display to any microcontroller project. The backpack handles all LED multiplexing and driving via I2C, so you only need two data pins to control a full 4-digit display. The HT16K33 drive...

SKU: AF-881

The Adafruit 0.56" 4-Digit 7-Segment Display with I2C Backpack in blue makes it easy to add a bright numeric display to any microcontroller project. The backpack handles all LED multiplexing and driving via I2C, so you only need two data pins to control a full 4-digit display. The HT16K33 driver...

SKU: AF-5335

The Adafruit CP2102N Friend is a USB-to-serial converter breakout featuring the Silicon Labs CP2102N chip with USB Type-C. It provides reliable serial communication at up to 3 Mbps, making it ideal for uploading firmware to Arduino, ESP8266, ESP32, and other microcontrollers that use an FTDI-styl...

SKU: AF-1271

Drive large 1.2" tall 7-segment displays with ease using this HT16K33-based I2C backpack. The updated design includes a built-in 5V boost converter so you get bright, consistent LED segments even when running from 3.3V power — no separate 5V supply needed. STEMMA QT / Qwiic connectors provide plu...

SKU: AF-1269

The Adafruit 1.2" 4-Digit 7-Segment Display with I2C Backpack in yellow makes it easy to add a large, bright numeric display to any microcontroller project. The backpack handles all LED multiplexing and driving via I2C, so you only need two data pins to control a full 4-digit display. The HT16K3...

SKU: AF-3203

The Adafruit Perma-Proto Bonnet Mini Kit is a prototyping daughter board sized for the Raspberry Pi Zero. It plugs directly onto the Pi's 2×20 GPIO header and provides a grid of 0.1″ soldering holes connected in a familiar breadboard pattern — making it easy to transfer circuits from a solderless...

SKU: AF-4161

The Adafruit VCNL4040 is a two-in-one proximity and ambient light sensor from Vishay. It measures proximity from 0 to 200 mm (~7.5 inches) using an on-board IR LED, and ambient light from 0.0125 to 6,553 lux — all over a simple I2C interface. The breakout includes 3.3V and 5V level-shifting circ...

SKU: SF-DEV-10914

It’s blue! It’s skinny! It’s the Arduino Pro! SparkFun’s minimal design approach to Arduino. This is a 3.3V Arduino running the 8MHz bootloader. Because the system voltage for this board is lower than other Arduino development boards, it may not be compatible with many Arduino shields which we...

SKU: AF-3211

The Adafruit RGB Matrix Bonnet makes it easy to drive HUB75-type RGB LED matrices directly from your Raspberry Pi. Simply plug the bonnet onto any Pi with a 40-pin GPIO header, connect your matrix via the IDC cable, attach a 5 V power supply, and run the provided Python code to create colourful s...

SKU: AF-3110

Add a bright, easy-to-read numeric display to your Feather project with the Adafruit 4-Digit 7-Segment FeatherWing in yellow. This combo pack includes the HT16K33-based FeatherWing backpack and a matching 0.56" tall yellow 7-segment display with decimal points and a centre colon for clock display...

SKU: DF-DFR0010

The DFRduino Nano USB Microcontroller V3.1 (ATMega 328) is a breadboard ready version of the Arduino mini with integrated USB. The arduino Nano has everything that the Diecimila has (electronically) with more analog input pins and an on-board +5V AREF jumper. The arduino Nano automatically se...

SKU: AF-3151

The Adafruit 0.8" 8x16 LED Matrix FeatherWing Display Kit in green pairs two miniature 8x8 LED matrices with a FeatherWing driver board to create a 128-pixel display for any Feather microcontroller. Use it for scrolling text, bitmap graphics, emoticons, or simple animations. The onboard HT16K33 ...

SKU: AF-3654

Add WiFi connectivity to your Arduino-compatible board with the Adafruit WINC1500 WiFi Shield, featuring the FCC-certified ATWINC1500 module from Atmel. This 802.11b/g/n shield supports WEP, WPA, and WPA2 encryption with TLS 1.2 for secure connections, and communicates over SPI at speeds up to 12...

SKU: AF-3653

Add WiFi connectivity to your Arduino-compatible board with the Adafruit WINC1500 WiFi Shield, featuring the FCC-certified ATWINC1500 module from Atmel. This 802.11b/g/n shield supports WEP, WPA, and WPA2 encryption with TLS 1.2 for secure connections, and communicates over SPI at speeds up to 12...

SKU: AF-3152

The Adafruit 0.8" 8x16 LED Matrix FeatherWing Display Kit in red pairs two miniature 8x8 LED matrices with a FeatherWing driver board to create a 128-pixel display for any Feather microcontroller. Use it for scrolling text, bitmap graphics, emoticons, or simple animations. The onboard HT16K33 I2...