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What is Sensor Interfacing?


Table of Contents

Table of Contents




  • Sensor interfacing enables a system to read out information from an inputted signal that is generated by a sensor. This is called an output signal and it is presented to the user in a way that they can display or it can be process

  • Interfacing differs per sensor and the type of system that the user is interfacing to

  • The most common type of systems that are used are:

    • Microchip PIC microcontrollers

    • Arduino compatible boards

    • Raspberry Pi variants

  • These systems are electronic circuits that can be programmed to carry out a vast array of tasks

PIC 

  • They can be bought as pre-built circuits or as a kit that the user can assemble

  • They are relatively cheap to buy

  • To use it, the user needs a computer to run the software on

    • This software can be Circuit Wizard or Genie Studio, where it allows the user to program the PIC

  • The microcontroller can come in 8-bit, 16-bit, 32-bit as a MCU(Microcontroller) or a DSC(Digital Signal Controllers)

  • https://www.microchip.com/design-centers/microcontrollers

    • The different types of PIC can be found here

How PIC can look like

PIC set up on a Breadboard

Arduino 

  • It is an open-source electronics platform

  • The boards can read inputs and turn them into outputs

    • For example, it can detect touch through the sensor and then turn the lights one

  • The user needs to use the Arduino Software (IDE) to program the Arduino to do a set of instructions

  • Can come in a 8-bit or 16-bit

  • It runs on a 5 voltage

  • It stores its memory in a Flash memory, it has 32 KB of memory

  • https://www.arduino.cc/en/main/products
    • The different types of Arduino can be found in the website link above


Set up of an Arduino Uno and Breadboard

Raspberry PI

  • It is a credit-card sized computer that can be plugged into a computer monitor or Tv
  • The user can use a mouse, a keyboard, wiki, Bluetooth, and other computer features
  • It acts as a computer, but it can also be used with sensors to read inputs and convert them to outputs
  • https://www.raspberrypi.org/products/
    • The different types of Raspberry PI's can be found here
  • Can have 2GB, 4GB or 8GB of RAM
  • Micro-SD card slot for loading operating system and data storage
  • NOOBS is the software that is required to run the Raspberry PI
  • not done yet

Image Added

Raspberry PI 4

References

List of Contributors:

Contributors
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