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Paul Niko Bautista

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(2/2) Switching LEDs using Proximity Sensor APDS-9960 module

Overview Continuing our investigation about the APDS-9960 module, the integrated proximity sensor can sense distances up to a few centimeters (~6 centimeters). In this simple project, 4 LEDs will be turned on via distance thresholds. Hardware Used Robotdyn Uno R3 Breadboard Male to Female Jumper Wires 4 330kOhms Resistors AP05-9960 module Software Used Arduino IDE Libraries Used APDS-9960_RGB_and_Gesture_Sensor Since we
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Optical Fingerprint Sensor with Arduino

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Overview Fingerprint Sensor is an alternative device for security and verification purposes. In modern technology, it is included in high-end smartphones as an alternative unlock against pass codes or pattern swipes. One application of the fingerprint sensor is that of an attendance monitoring system, which is widely used in offices.
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Running Message using 8×8 LED Matrix MAX7219 driver

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Overview Visual cues ,e.g. hand signals,  are a time-tested communication schemes that help humanity survive throughout the history. It provides a simple, quick, yet understandable common ground for communication. Light-emitting Diodes (LEDs) are  typical electronic elements to demonstrate a visual cue, such as indicating a device's ON or OFF states.