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: SKU-010111
The SparkFun Qwiic SCD41 CO2 Humidity and Temperature Sensor features the SCD40 CO2 from Sensirion©. More Details...
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Code: SKU-011201
The SparkFun STC31 is a high-precision, Qwiic-enabled sensor that accurately measures extreme CO₂ concentrations up to 100% volume. More Details...
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Code: SKU-006237
The SparkFun controller:bit is a "carrier" board for the micro:bit that, when combined with the micro:bit provides a directional & four button controller. More Details...
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Code: SKU-001262
Odometers are extremely useful for cars they tell you how far you have gone wouldn't it be nice if you were able to have a device that does the same for electrical current? The LTC4150 SparkFun Coulomb Counter Breakout is here to be your odometer for current. More Details...
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Code: SKU-005916
The SparkFun ATECC508A Crypto Co-processor Breakout allows you to add strong authentication security to your IoT node, edge device, or embedded system! More Details...
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Code: SKU-007608
The ATECC608A Cryptographic Co-processor Breakout allows you to add strong security to your IoT node, edge device, or embedded system. More Details...
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Code: SKU-011440
Monitor DC current, bus voltage, and accumulated charge more accurately with this Qwiic-enabled INA228 breakout featuring a 20-bit ADC. More Details...
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Code: SKU-011441
Monitor DC current, bus voltage, and power precisely with this Qwiic-enabled INA237 breakout featuring a 16-bit ADC. More Details...
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Code: SKU-004701
Need to measure low current? This board senses 10mA to 5A safely using Hall-effect technology and includes an op-amp to tune sensitivity for your specific range. More Details...
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Code: SKU-010173
A zero-code data logger designed to automatically detect, configure, and log dozens of Qwiic sensors to a microSD card or wireless IoT service. More Details...
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