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-001789
The AD8232 SparkFun Single Lead Heart Rate Monitor is a cost-effective board used to measure the electrical activity of the heart. More Details...
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Code: SKU-010710
The SparkFun Soft Power Switch is a passive, hard on/off switch with software feedback and control via USB-C connectors. More Details...
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Code: SEN-10085
An easy-to-use soil moisture sensor with an ENIG finish for better corrosion resistance, outputting a simple analogue signal based on soil conductivity. More Details...
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Code: SKU-004129
An easy-to-use soil moisture sensor with an ENIG finish for better corrosion resistance, outputting a simple analogue signal based on soil conductivity via pre-soldered 3-pin screw terminal. More Details...
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Code: SKU-001806
This is the Mini SparkFun Solder-able Breadboard. A bare PCB that is the exact size as our mini modular breadboards with the same connections to pins. More Details...
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Code: SKU-001786
Add sound detection to your next project with this small audio sensing board, which features three simultaneous outputs for raw audio, amplitude, and binary sound presence. More Details...
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Code: SKU-004376
The SparkFun AS7262 Visible Spectral Sensor Breakout brings spectroscopy to the palm of your hand, making it easier than ever to measure and characterize how different materials absorb and reflect different wavelengths of light. More Details...
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Code: SKU-001887
This is the Sunny Mate a maximum power point tracking (MPPT) solar charger for single-cell LiPo batteries. This MPPT solar charger provide you with the ability to get the most possible power out of your solar panel or other photovoltaic device and into a rechargable LiPo battery. More Details...
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Code: SKU-005854
This Thing+ is the ultimate IoT board, combining the powerful Artemis module (Cortex-M4F, BLE) with a Feather-compatible footprint and a Qwiic connector for limitless expansion. More Details...
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Code: SKU-010309
Control your IoT projects with the ESP32-C6. This Feather-compatible board features a RISC-V processor, WiFi 6, Bluetooth 5, Zigbee, and Thread connectivity. More Details...
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