Phototransistor arduino interrupt - Photo Interrupter - GP1A57HRJ00F - SEN-09299
Arduinobased fan tachometer using IR, with video, code and schematics. Internally the software is using an interrupt triggered by the IR phototransistor on.
Optical Position Encoder with Arduino. Polling, and Interrupt. With polling, the system reads the input all the time inside a loop (as used in this sketch).
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Digital Tachometer Using Arduino; The use of IR phototransistor avoids other is connected to the Interrupt 0 (digital pin 2). The arduino interrupt is.
Video embeddedArduinoBased Optical Tachometer Computer with Arduino software and USB cable IR LED and IR phototransistor Input 2 on the Arduino corresponds to interrupt.
Video embeddedSparkFun Photo Interrupter Breakout Board GP1A57HRJ00F. SparkFun Photo Interrupter Breakout Board Photo Interrupt Arduino input (5V)