\documentclass[17pt,xcolor=table]{beamer} 
\usepackage{beamerthemesplit}
\definecolor{sbhs}{RGB}{255,69,50}
\definecolor{sbhs1}{RGB}{255,97,73}
\setbeamercolor{structure}{fg=sbhs}
\setbeamercolor{alerted text}{fg=sbhs1}
\beamertemplateshadingbackground{blue!5}{yellow!10}
\logo{\includegraphics[height=1cm]{3t-logo.pdf}}
\usepackage{verbatim,tfrupee}
\usepackage{bm}
%\usepackage{txfonts}
\newenvironment{colorverbatim}[1][]
{
\color{blue}
}
{
\endverbatim
}

\begin{document}
\sffamily \bfseries
\title
[\scriptsize {Introduction to SBHS}]
{{\normalsize{Introduction to \\Single Board Heater System}}}
\author [Rupak Rokade]
{\small Talk to a Teacher \\
http://spoken-tutorial.org \\
National Mission
  on Education 
  through ICT \\ 
http://sakshat.ac.in \\ [0.5cm]
  Rupak Rokade \\IIT Bombay \\ [0.4cm]
{\small 04 June 2014}}
\date{}
\begin{frame}
   \titlepage
\end{frame}


\begin{frame}[fragile]
\frametitle{Objectives}

\begin{itemize}
\item<+-|alert@+> Salient features
\item<+-|alert@+> Block diagram explanation
\end{itemize}
\end{frame}


\begin{frame}[fragile]
\frametitle{Introduction}

\begin{itemize}
\item<+-|alert@+> Abbreviated as SBHS 
\item<+-|alert@+> Micro-controller based lab-in-a-box temperature control setup
\item<+-|alert@+> Designed to cater to the needs of undergraduate and postgraduate control courses
\end{itemize}
\end{frame}


\begin{frame}[fragile]
\frametitle{Introduction Contd..}
Revolves around the concepts of: \\
\begin{itemize}
\item<+-|alert@+> Electronics \\
\item<+-|alert@+> Serial Port Communication \\
\item<+-|alert@+> Micro-Controller Programming \\
\item<+-|alert@+> Data Acquisition Interface \\
\item<+-|alert@+> Control Theory \\
\end{itemize}
\end{frame}

\begin{frame}[fragile]
\frametitle{Salient Features}
\begin{itemize}
\item<+-|alert@+> A Rs.~3000 device with its hardware design and codes released as open source
\item<+-|alert@+>An open source software is used to interface SBHS 
\item<+-|alert@+> More details can be sought from: sbhs.os-hardware.in
 
\end{itemize}
\end{frame}


\begin{frame}[fragile]
\frametitle{Salient Features Contd..}
\begin{itemize}
\item<+-|alert@+> The Time Constant is of the order of a minute 
\item<+-|alert@+> Can do realistic experiment in 10 minutes
\item<+-|alert@+> Available for remote access under Virtual Labs Project.
\end{itemize}
\end{frame}

\begin{frame}[fragile]
\frametitle{Single Board Heater System}
\begin{figure}
\centering
\includegraphics[width=0.95\linewidth]{sbhs.jpg}
\end{figure}
\end{frame}

\begin{frame}[fragile]
\frametitle{Block Diagram}
\includegraphics[width=\linewidth]{SBHSblkdig.jpg}
\end{frame}





\begin{frame}
\frametitle{Power Supply}
\pause
\begin{itemize}
\item<+-|alert@+> 12 volts 400 watt SMPS
\item<+-|alert@+> 5 volts regulator is used wherever necessary
\item<+-|alert@+> Separate voltage regulator for system and Temperature Sensor 
\end{itemize}
\end{frame}

\begin{frame}[fragile]
\frametitle{Block Diagram}

\includegraphics[width=\linewidth]{SBHSblkdig.jpg}
\end{frame}


\begin{frame}
\frametitle{Micro-controller}
\pause
\begin{itemize}
\item<+-|alert@+> ATmega16 8-bit micro-controller
\item<+-|alert@+> Micro-controller plays a very important role 
\item<+-|alert@+> It controls most of the hardware on SBHS

\end{itemize}
\end{frame}


\begin{frame}
\frametitle{Micro-controller}
Executes various tasks like
\begin{itemize}
\item<+-|alert@+> Setting communication between computer and SBHS
\item<+-|alert@+> Controlling current passing through heater coil
\item<+-|alert@+> Controlling Fan speed
\item<+-|alert@+> Reading temperature value
\item<+-|alert@+> Displaying the parameter value
\end{itemize}
\end{frame}

\begin{frame}[fragile]
\frametitle{Block Diagram}

\includegraphics[width=\linewidth]{SBHSblkdig.jpg}
\end{frame}

\begin{frame}
\frametitle{Heater and Fan}
\pause
Heater assembly 
\begin{itemize}
\item<+-|alert@+> Metal plate placed about 3.5 mm away from nichrome coil
\item <+-|alert@+> Current passes through the coil, the coil gets heated
\item<+-|alert@+> Heat transfer to plate through convection
\item<+-|alert@+> Rises the plates temperature
\end{itemize}
\end{frame}

\begin{frame}
\frametitle{Heater and Fan}
Fan
\begin{itemize}
\item<+-|alert@+> Computer Fan is used 
\item<+-|alert@+> Used to cool the heated metal plate
\item<+-|alert@+> Fan is placed below the heater assembly
\end{itemize}
\end{frame}

\begin{frame}[fragile]
\frametitle{Block Diagram}

\includegraphics[width=\linewidth]{SBHSblkdig.jpg}
\end{frame}

\begin{frame}
\frametitle{Driver}
\begin{itemize}
\item<+-|alert@+> Used for regulating power delivered to Fan and Heater assembly
\item<+-|alert@+> MOSFET's are used to regulate power
\item<+-|alert@+> Commands are directly given by micro-controller to MOSFET's
\item<+-|alert@+> MOSFET's are switched at some PWM frequency
\end{itemize}
\end{frame}

\begin{frame}[fragile]
\frametitle{Block Diagram}

\includegraphics[width=\linewidth]{SBHSblkdig.jpg}
\end{frame}

\begin{frame}
\frametitle{Temperature Sensor}
\begin{itemize}
\item<+-|alert@+> AD590 Temperature Sensor is used
\item<+-|alert@+> Output is in terms of $\mu A$/$K$
\item<+-|alert@+> Operating Temperature ranges from -55 to 150$^\circ$C
\item<+-|alert@+> Does not require Linearization Circuitry
\end{itemize}
\end{frame}

\begin{frame}[fragile]
\frametitle{Block Diagram}

\includegraphics[width=\linewidth]{SBHSblkdig.jpg}
\end{frame}


\begin{frame}
\frametitle{Instrumentation Amplifier}
\begin{itemize}
%\item<+-|alert@+> Prefered while Temperature sensing is done
\item<+-|alert@+> Used for signal conditioning
\item<+-|alert@+> Provides good input impedance
\item<+-|alert@+> Avoids loading of Temperature Sensor 
\end{itemize}
\end{frame}

\begin{frame}[fragile]
\frametitle{Block Diagram}

\includegraphics[width=\linewidth]{SBHSblkdig.jpg}
\end{frame}


\begin{frame}
\frametitle{Display and Indicators}
\begin{itemize}
\item<+-|alert@+> 16x2 LCD display
\item<+-|alert@+> Has in-built controller
\item<+-|alert@+> Displays- Temperature, Fan \& Heater in \% of max value and Machine ID (MID)
\item<+-|alert@+> Operated in 4-bit mode
\item<+-|alert@+> Indicators include various on-board LEDs
\end{itemize}
\end{frame}

\begin{frame}[fragile]
\frametitle{Block Diagram}

\includegraphics[width=\linewidth]{SBHSblkdig.jpg}
\end{frame}

\begin{frame}
\frametitle{Serial Voltage Level Converter}
\begin{itemize}
%\item<+-|alert@+> Used during communication with a computer
\item<+-|alert@+> Used for conversion of signals from serial to TTL and vice versa
\end{itemize}
\end{frame}

\begin{frame}[fragile]
\frametitle{Block Diagram}

\includegraphics[width=\linewidth]{SBHSblkdig.jpg}
\end{frame}

\begin{frame}
\frametitle{USB to Serial Converter}
\begin{itemize}
%\item<+-|alert@+> Used during communication with a computer
\item<+-|alert@+> Used for conversion of signals from USB to serial and vice versa
\end{itemize}
\end{frame}

\begin{frame}[fragile]
\frametitle{Block Diagram}

\includegraphics[width=\linewidth]{SBHSblkdig.jpg}
\end{frame}


\begin{frame}
\frametitle{USB and RS232 port}
\begin{itemize}
\item<+-|alert@+> Used to connect the USB and RS232 cable
\end{itemize}
\end{frame}

\begin{frame}[fragile]
\frametitle{Block Diagram}

\includegraphics[width=\linewidth]{SBHSblkdig.jpg}
\end{frame}

\begin{frame}
\frametitle{IN System Programming (ISP)}
\begin{itemize}
\item<+-|alert@+> ISP stands for In-System Programming
\item<+-|alert@+> 10-pin male connector
\item<+-|alert@+> Used to program the micro-controller 
\end{itemize}
\end{frame}


\begin{frame}[fragile]
\frametitle{Summary}
%In this tutorial, we have learnt how to,
\begin{enumerate}
\item Salient features
\item Block diagram explanation
\begin{itemize}
\item Power Supply
\item Microcontroller
\item Heater and fan
\item Driver
\item Temperature Sensor
\item Instrumentation Amplifier
\item Display
\item USB \& RS232 ports
\item ISP
\end{itemize}
\end{enumerate}
\end{frame}

\begin{frame}
\frametitle{About the Spoken Tutorial Project}
\begin{itemize}
\item Watch the video available at {\color{red} http://spoken-tutorial.org /What\_is\_a\_Spoken\_Tutorial}
\item It summarises the Spoken Tutorial project 
\item If you do not have good bandwidth, you can download and watch it
\end{itemize}
\end{frame}

\begin{frame}
\frametitle{Spoken Tutorial Workshops}The Spoken Tutorial Project Team 
\begin{itemize}
\item Conducts workshops using spoken tutorials
\item Gives certificates to those who pass an online test
\end{itemize}
For more details, please write to \\ {\color{red}contact@spoken-tutorial.org}

\end{frame}

\begin{frame}
\frametitle{Acknowledgements}
\begin{itemize}
\item Spoken Tutorial Project is a part of the Talk to a Teacher  project
\item It is supported by the National Mission on Education through  ICT, MHRD, Government of India
\item More information on this Mission is available at: \\ {\color{red} http://spoken-tutorial.org \\ /NMEICT-Intro}
\end{itemize}
\end{frame}


\end{document}


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%% END OF DOCUMENT %%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%




\begin{frame}
\frametitle{SBHS modules}
\begin{itemize}
\item<+-|alert@+> Power Supply
\item<+-|alert@+> 8-Bit Micro-controller
\item<+-|alert@+> Display and Indicators
\item<+-|alert@+> Heater Assembly
\end{itemize}
\end{frame}

\begin{frame}
\frametitle{SBHS modules}
\begin{itemize}
\item<+-|alert@+> Fan
\item<+-|alert@+> Temperature Sensor
\item<+-|alert@+> Serial Port and USB Port
\item<+-|alert@+> Instrumentation Amplifier and associated circuitry
\end{itemize}
\end{frame}

\begin{frame}[fragile]
\frametitle{Block Diagram}

\includegraphics[width=\linewidth]{SBHSblkdig.jpg}
\end{frame}
