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If you’ve had ideas for a project that depends on the ability to sense different spectrums of visible light and react based…
This 6N137 diode-transistor photocouplers consist of an LED, optically coupled to a high speed photodetector.
With a 32-bit ARM® Cortex®-M4 RISC core, the SparkFun STM32 Thing Plus brings power and precision to your projects.
These are standard 0.1" spaced header pins that can be surface mounted for applications where through-hole pins won't work.
Two new IoT boards featuring the ESP32-WROOM are now available!
No longer will sunglasses be required to look at LEDs!