Compact microcontroller boards that fit into textiles or tiny enclosures give projects a programmable core without adding bulk, while USB‑based AVR programmers let firmware be loaded quickly from a PC. Simple two‑pin pigtail connectors provide reliable, solder‑free links to LED strips or other low‑signal lines, and slide switches offer straightforward on/off control for LEDs, buzzers or sensors. Integrated inertial‑measurement units with a standard I²C‑compatible interface deliver nine‑axis data for motion‑aware applications, and single‑output constant‑current LED drivers enable precise dimming of high‑power LEDs via PWM or analogue voltage. Low‑profile stepper drivers and 3.3 V Arduino‑compatible boards round out the range, giving developers flexible, dependable parts that slot into a wide variety of wearable, battery‑powered and automation projects.
Code: KIT-70006
The SparkFun ProtoShield Kit lets you customise your own Arduino shield using whatever circuit you can come up with and then test it to make sure it works! More Details...
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Code: SKU-005342
The SparkFun VCNL4040 Breakout provides simple, qualitative proximity detection up to 20cm with zero dead zone and an integrated ambient light sensor, all accessible via Qwiic. More Details...
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Code: SKU-005652
The SparkFun Pulse Oximeter and Heart Rate Sensor is an incredibly small, I2C based, Qwiic-enabled biometric sensor. More Details...
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Code: SKU-010315
The SparkFun Qwiic Buzzer adds simple beeps and buzzes to your projects via I2C. Make some noises to alert you when something interesting happens. More Details...
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Code: SKU-010036
A dynamic NFC/RFID tag featuring a built-in PCB antenna and 64-kbit of EEPROM that can be accessed via I2C or wireless RF, even when the board is unpowered. More Details...
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Code: SKU-005915
The SparkFun Qwiic Micro is molded to fit our standard 1" x 1" Qwiic board size which makes it our smallest SAMD21 micro-controller offerings to date. More Details...
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Code: SKU-008816
Detect multiple objects up to 5000mm (16.4ft.) away in a miniature package with this 3x3 multizone direct time-of-flight TMF8820 sensor. More Details...
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Code: SKU-005717
The SparkFun Qwiic Motor Driver combines the features of the Serial Controlled Motor Driver with Qwiic connectivity, providing easy and fast use. More Details...
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Code: SKU-006511
The SparkFun Qwiic Mux Breakout (TCA9548A) is an 8-channel multiplexer that solves I2C address conflicts, allowing you to easily connect up to eight devices with the same address using the Qwiic system. More Details...
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Code: SKU-010320
This 0.91-inch monochrome OLED uses smart I2C updates to keep your microcontroller running fast, displaying up to four lines of crisp blue text on a black background. More Details...
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