PIC Microcontroller Universal Board
Contents
1. Communic ations Analog to channels une a channels Digital Module Analog E E ction 49 Set insu ctio Instruction Packages a tions a tions a ions As technology advances rapidly comes in modernisation and in an effort to keep the up to date we developed a PIC based microcontroller design We believe that this low cost and reliable laboratory constitutes for a smooth transition to the co design of universal boards A device which in testing program phase can simulate any environment is called a development system Apart from the programmer the power supply unit and the microcontroller socket the development system contains elements for input pin activation and output pin monitoring A high quality version has LED displays LCD displays temperature sensors and all other elements which the target device can be supplied with These peripherals could be connected to the MCU In this way the whole program may 2 E TJITEE we y International Journal of Innovative Technology and Exploring Engineering IJTTEE ISSN 2278 3075 Volume 3 Issue 7 December 2013 be tested in practice during its development stage because the microcontroller does not know or care whether its input is activated by a push button or a sensor built in a real machine The universal boards result for various applications as follows A Countdown Timer 7 segment display B Character Generator Display LCD C Speed Measur2. PE ji Figure Circuit Diagram of PIC Microcontroller Universal Board Il MAIN THEME PIC microcontroller universal Board is a powerful development platform based on PIC18F452 PIC18F252 PIC16F877A and PIC16F84 PIC microcontroller This board is ideal for developing embedded applications N ITEE Ko A itwnof wwe jee org amp Exploring Innovati PIC Microcontroller Universal Board involving high speed wireless communication USB based data logging real time data monitoring and control interactive control panels etc The on chip USB controller provides direct high speed interface to a PC laptop with speeds up to 12Mb s The UART boot loader eliminates need of an additional programmer and allows you to program using serial port Based on the experiences with the IPS Board I present here a design for a multi purpose prototyping board for PIC 18F s Microchip offers a broad range of microcontrollers PIC s for various applications If you use such microcontrollers to develop and prototype sollutions it can become cumbersome to design different prototyping boards over and over again depending on the controller used That s why this system made the effort to design a Universal PIC Board UPB where a broad range of different controllers can be used The board offers RS232 RX TX including RTS CTS USB a switch a LED ICSP a reset and power monitoring I2C external USB power power stabilization connecto
3. 485 and many more Manuscript received December 2013 Rathod Raju Ambadas M E Student and Lect In Shreeyash College of Engineering and Technology Aurangabad Department of Electronics and Telecommunication India R P Chaudhari Associate Professor Department of Electronics and Telecommunication Govt Engg College Aurangabad India 120 Diagram of PIC Microcontroller Universal Board Block Diagram Description PIC microcontroller universal Board is a powerful development platform based on PICI8F452 PIC18F252 PICI6F877A and PICI6F84 microcontroller USB based data logging real time data monitoring and control interactive control panels etc The on chip USB controller provides direct high speed interface to a PC laptop with speeds up to 12Mb s The UART boot loader eliminates need of an additional programmer and allows you to program using serial port The on board peripherals include USB interface ULN2003 current sinking driver L293D DC motor controller 16 X 2 character LCD and many more The on chip peripherals and the external hardware on the development board are interconnected using pin headers and jumpers The I O pins on the microcontroller can be accessed The board is made from double sided PTH PCB board to provide extra strength to the connector joints for increased reliability It supports the operating supply voltage between 5V dc and 12 Vac and has built in reverse polarity protection E rarunga
4. International Journal of Innovative Technology and Exploring Engineering IJITEE ISSN 2278 3075 Volume 3 Issue 7 December 2013 PIC Microcontroller Universal Board Rathod Raju Ambadas R P Chaudhari Abstract A Microcontroller is a device which integrates a number of the components of a microprocessor system onto a single microchip and optimized to interact with the outside world through on board interfaces i e it is a little gadget that houses a microprocessor ROM Read Only Memory RAM Random Access Memory I O Input Output functions and various other specialized circuits all in one package Microcontrollers are used in automatically controlled products and devices such as automobile engine control systems implantable medical devices remote controls office machines appliances power tools toys and other embedded systems By reducing the size and cost compared to a design that uses a separate microprocessor memory and input output devices microcontrollers make it economical to digitally control even more devices and processes Mixed signal microcontrollers are common integrating analog components needed to control non digital electronic systems Keywords ROM RAM I O I INTRODUCTION Based on the experiences with the IPS Board I present here a design for a multi purpose prototyping board for PIC 18F s Microchip offers a broad range of microcontrollers PIC s for various applications If you wuse such mic
5. ement of the DC Motor D LED Glows as per the programming As per the above results is taken through universal board for controlling the application as per decoding the codes and excecuted the same REFERENCES 1 2006 The microchip website Online Available http www microchip com 2 Aaron Striegel and Dian T Rover Enhancing Student Learning in an Introductory Embedded Systems Laboratory 32 nd ASEE IEEE Frontiers in Education Conference Boston MA November 2002 3 Joseph Schneider et al A Platform FPGA based Hardware Software Undergraduate Laboratory Proc of the 2005 IEEE Int l Conference on Microelectronic Systems Education MSE 05 4 J Staunstrup and W Wolf editors Hardware Software Co design Principles and Practice Kluwer Academic Publishers 1997 5 F Vahid and T Givargis Embedded System Design A Unified Hardware Software Introduction John Wiley amp Sons 2002 6 28 40 pin Enhanced FLASH Microcontrollers PIC16F87X A Microchip Technology Inc 2001 Doc No DS39582A 7 Volume 1 PIC User manualfilm on silicon diaphragms Sens Actuators A 97 98 2002 302 307 7 Volume 1 PIC User manual 8 AN10406 Accessing SD MMC card using SPI on PIC 9 AN10404 Initialization code hints for the PIC2000 family 10 AN10331 Philips PIC16Fxxx family phase lock loop 11 AN10331 Philips PIC 8Fxxx family phase lock loop 12 Scandisk SD Card Product Manual 13 Wikipedia link http
6. en wikipedia org wiki PIC Microcontroller 14 Additional development support is available via the online community tool folder http www ti com c55 1 5fdk 15 http www mikroe com chapters view 17 chapter 4 examples 16 http www mikroe com unids 17 http www mikroe com pic development boards 18 http www mikroe com chapters view 13 appendix c development systems 19 http en wikipedia org wiki Microcontroller 20 http www mikroe com chapters 122
7. r for alternate power battery and power switch and an expansion bus The I O pins on the microcontroller can be accessed The board is made from double sided PTH PCB board to provide extra strength to the connector joints for increased reliability It supports the operating supply voltage between SV dc and 12 Vac and has built in reverse polarity protection Figure Developed Universal Board System IMI STEP OF EXECUTION PROCESS By PIC Multi programmer burn the code of DC Motor in to the IC by MPLAB Software We have given Ac power supply to transformer we get step down AC After that we given AC 12V to Bridge we get 12 V DC We convert that 12 DC Into 5v DC by using IC 7805 That DC 5 v supply is given to the Microcontroller At port B RBO to RB3 we have connected DC motor The positive amp negative terminal of motor is connected to VCC amp GND Pin no 32 31 of microcontroller 18 F452 16F877A After giving power supply to microcontroller DC motor rotates clockwise ee 121 Comparison of the System with PICI6F87XA Device Features Key PIC PIC Developed Features 16F873A System C DC 20 PWRT O Operating DC 20 D 20 MHz TA Tr ST Frequency MHz Bai n PEE K pe a _ PIC ae PIC a Resets POR BOR and Delays bytes EEPROM Data Memory bytes I O Ports Ports A B C Ports A B Capture Co 2 2 2 2 2 mpare modules Serial MSSP MSSP MSSP MSSP MSSP ations Parallel
8. rocontrollers to develop and prototype solutions it can become cumbersome to design different prototyping boards over and over again depending on the controller used So made the effort to design a Universal PIC Board UPB where a broad range of different controllers mostly of the 18F series can be used The board offers RS232 RX TX including RTS CTS USB a switch a LED ICSP a reset and power monitoring I2C external USB power power stabilization connector for alternate power battery and power switch and an expansion bus Design and programming of embedded systems require skills that need training and practice Usually these activities are performed using a development board equipped with a specific microcontroller and a software environment for firmware development The main problem of such approach 1s its focus on only one device type other microcontroller families require other development boards This aspect becomes important in a university laboratory where students have to work with different types of embedded systems Universal Development Tools enable you to develop applications with different types of microcontrollers These tools provide the same development environment while the microcontroller can be changed easily The Boards were designed to allow students or engineers to easily exercise and explore the capabilities of the various microcontrollers with peripheral devices such as ADC DAC CAN Ethernet IrDA MP3 RS
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