Raspberry pi introduction

1. Vishal Choudhary
vishalhim@yahoo.com
IOT Hardware-Raspberry-pi

2. Raspberry Pi
 Raspberry Pi is a low-cost mini-computer with the
physical size of a credit card.
 Raspberry Pi runs various flavors of Linux and can
perform almost all tasks that a normal desktop
computer can do.
 Raspberry Pi also allows interfacing sensors and
actuators through the general purpose I/O pins.
 Since Raspberry Pi runs Linux operating system, it
supports Python .

4. The history of the Raspberry Pi was basically introduced in
2006. Its main concept is based on Atmel ATmega644.which is
particularly designed for educational use and intended for
Python. A Raspberry Pi is of small size i.e., of a credit-card-sized
single-board computer, which is developed in the United
Kingdom(U.K) by a foundation called Raspberry Pi. The main
motto of this foundation is to promote the teaching of basic
computer science in the education institutes and also in
developing countries. The first generation of Raspberry (Pi 1)
was released in the year 2012, which has two types of models
namely model A and model B.

5.  In the subsequent year, A+ and B+ models were
released. Again in 2015, Raspberry Pi2 model B was
released and an immediate year Raspberry Pi3 model B
was released in the market.
 Raspberry Pi can be plugged into a TV, computer
monitor, and it uses a standard keyboard and mouse.
 It is user-friendly as it can be handled by all the age
groups. It does everything you would expect a desktop
computer to do like word-processing, browsing the
internet spreadsheets, playing games to playing high
definition videos. It is used in many applications like in a
wide array of digital maker projects, music machines,
parent detectors to the weather station and tweeting
birdhouses with infrared cameras

6.  The Raspberry Pi Foundation provides Arch Linux ARM
and Debian distributions for download, and promotes
Python as the main programming language, with support
for BBC BASIC, Java, C, Perl, Ruby, PHP, Squeak
Smalltalk, C++, etc.
The following are essential to get started
 Video cable to suit the TV or monitor used
 SD card containing Linux Operating system
 Power supply (see Section 1.6 below)
 USB keyboard
 TV or monitor (with DVI, HDMI, Composite or SCART
input)

7. Linux on Raspberry Pi
 Raspbian
Raspbian Linux is a Debian Wheezy port optimized for Raspberry
Pi.
 Arch
Arch is an Arch Linux port for AMD devices.
 Pidora
Pidora Linux is a Fedora Linux optimized for Raspberry Pi.
 RaspBMC
RaspBMC is an XBMC media-center distribution for Raspberry Pi.
 OpenELEC
OpenELEC is a fast and user-friendly XBMC media-center
distribution.
 RISC OS

8. Difference between Arduino and
pi
These both teaching tools are suitable for
beginners,. The main difference between them is
Arduino is microcontroller board while raspberry pi is
a mini computer. Thus Arduino is just a part of
raspberry pi.Raspberry Pi is good at software
applications, while Arduino makes hardware projects
simple.

9. SL Raspberry Pi Arduino
1
It is a mini computer with
Raspbian OS.It can run
multiple programs at a time.
Arduino is a
microcontroller, which is
a part of the computer. It
runs only one program
again and again.
2
It is difficult to power using a
battery pack.
Arduino can be powered
using a battery pack.
3
It requires complex tasks like
installing libraries and
software for interfacing
sensors and other
components
It is very simple to
interface sensors and
other electronic
components to Arduino.

10. SL Raspberry Pi Arduino
4 It is expensive
It is available for low
cost.
5
Raspberry Pi can be
easily connected to the
internet using Ethernet
port and USB Wi-Fi
dongles.
Arduino requires
external hardware to
connect to the internet
and this hardware is
addressed properly
using code.
6
Raspberry Pi did not have
storage on board. It
provides an SD card port.
Arduino can provide
onboard storage.
7
Raspberry Pi has 4 USB
ports to connect different
Arduino has only one
USB port to connect to

11. SL Raspberry Pi Arduino
8
The processor used is from ARM
family.
Processor used in
Arduino is from AVR
family Atmega328P
9
This should be properly shutdown
otherwise there is a risk of files
corruption and software problems.
This is a just plug and
play device. If power is
connected it starts
running the program
and if disconnected it
simply stops.
10
The Recommended programming
language is python but C, C++,
Python, ruby are pre-installed.
Arduino uses Arduino,
C/C++.

12. How to decide between Raspberry
Pi and Arduino
So to decide between the two, first you should know what
you want to do in your project.
 Arduino is good for repetitive tasks such as opening the
garage door, switching the lights on and off.
 While pi good for performing multiple tasks, driving
complicated robots.
 if you want to monitor the soil moisture and mail me if it is
necessary to water the plants.For this application, arduino
can be used.
 if you want to monitor the moisture, mail me when the
plants need to be watered and check the weather report
from online.If there is rain do nothing. For this application
Raspberry pi required.
 In simple Arduino is used for beginners projects and some
complicated projects can be easily handled by pi.