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SPI Microcontroller Atmel Atmega328-20AU Operating Voltage (logic level) 5V Input Voltage (recommended) 7-12V Input Voltage (limits) 6-20V Digital I/O Pins 14 (of which 6 provide PWM output) Analog Input Pins 8 Pinout & usage notes
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infrared sensing QTR-1A Reflectance Sensor 2-Pack optical interrupter sensor with analog output analog output
Product Non-Contact Liquid Level Switch Detectable wall thickness 1~13mm Power supply +5V Working current 25μA Working temperature -25~125℃ Category proximity presence sensors Wiring & usage notes
Adafruit DC Barrel 4-Way 2.1mm Splitter Squid - 1352 5pcs It's got everything you wantDC Barrel Jack 4 Way 2. 1mm Splitter. Quadruple your power adapters with this wonderfully simple 4 way power jack splitter. All you have to do is connect a standard 5. 5mm 2. 1mm sized plug into one end, and behold, four identical plugs to use! We like the rugged molding on these adapters, and they're really handy when you have a project with multiple pluggable devices. TECHNICAL DETAILS Weight: 38g Total Length: 410mm 16. 1" Splitter cable length:
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