Interfacing Fingerprint Sensor with PIC Microcontroller EMBEDDED By Saddam Sep 11, 2018 5 Interfacing Fingerprint Sensor with PIC Microcontroller Finger Print Sensor, which we used to see in Sci-Fi movies a few years back, is now become very common to verify the identity of a person for various purposes. In present time we can see fingerprint-based systems everywhere in our daily life like for attendance in offices, employee verification in banks, for cash withdrawal or deposits in ATMs, for identity verification in government offices etc. We have already interfaced it with Arduino and with Raspberry Pi , today we are going to interface Finger Print Sensor with PIC microcontroller . Using this PIC microcontroller PIC16f877A Finger Print System, we can enroll new fingerprints in the system and can delete the already fed fingerprints. Complete working of the system has been shown in the Video given at th...
Understanding Timers in PIC Microcontroller with LED Blinking Sequence EMBEDDED By Aswinth Raj Jan 06, 2017 9 Understanding Timers in-PIC Microcontroller with LED Blinking Sequence This will be the fifth tutorial in our PIC Tutorial Series , which will help you to learn and use Timers in PIC16F877A . In our previous tutorials, we had started with Introduction to PIC and MPLABX IDE , then we wrote our first PIC program to blink the LED using PIC and then made a LED Blinking Sequence by using delay function in PIC Microcontroller . Now let us use the same LED Blinking sequence which we have used in previous tutorial hardware and with this we will Learn How to use Timers in our PIC MCU . We have just added one more button in LED board for this tutorial. Go through the tutorial to learn more. Timers are one of the important workhorses for an embedded programmer. Every application that we design will somehow in...
In this lesson, you will learn how to control a servo motor using an Arduino. Firstly, you will get the servo to sweep back and forth automatically and then you will add a pot to control the position of the servo. To build the projects described in this lesson, you will need the following parts. Part Qty Servo Motor 1 10 kΩ variable resistor (pot) 1 Half-size Breadboard 1 Arduino Uno R3 1 Jumper wire pack 1 100 µF capacitor Optional The Breadboard Layout for 'Sweep' by Simon Monk For this experiment, the only thing connected to the Arduino is the servo motor. The servo motor has three leads. The color of the leads varies between servo motors, but the red lead is always 5V and GND will either be black or brown. The other lead is the control lead and this is usually orange or yellow. This control lead is connected to digital pin 9. The servo is conveniently terminated in a socket into which we can push jumper wires, ...
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