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Programming-8Bit-PIC
Foreword Embedded microcontrollers are everywhere today. In the average household you will find them far beyond the obvious places like cell phones, calculators, and MP3 players. Hardly any new appliance arrives in the home without at least one controller and, most likely, there will be several—one microcontroller for the user interface (buttons and display), another to control the motor, and perhaps even an overall system manager. This applies whether the appliance in question is a washing machine, garage door opener, curling iron, or toothbrush. If the product uses a rechargeable battery, modern high density battery chemistries require intelligent chargers. A decade ago, there were significant barriers to learning how to use microcontrollers. The cheapest programmer was about a hundred dollars and application development required both erasable windowed parts—which cost about ten times the price of the one time programmable (OTP) version—and a UV Eraser to erase the windowed part. Debugging tools were the realm of professionals alone. Now most microcontrollers use Flash-based program memory that is electrically erasable. This means the device can be reprogrammed in the circuit—no UV eraser required and no special packages needed for development. The total cost to get started today is about twenty-five dollars which buys a PICkit™ 2 Starter Kit, providing programming and debugging for many Microchip Technology Inc. MCUs. Microchip Technology has always offered a free Integrated Development Environment (IDE) including an assembler and a simulator. It has never been less expensive to get started with embedded microcontrollers than it is today. While MPLAB® includes the assembler for free, assembly code is more cumbersome to write, in the first place, and also more difficult to maintain. -
Reconfigurable Embedded Control Systems: Problems and Solutions
RECONFIGURABLE EMBEDDED CONTROL SYSTEMS: PROBLEMS AND SOLUTIONS By Dr.rer.nat.Habil. Mohamed Khalgui ⃝c Copyright by Dr.rer.nat.Habil. Mohamed Khalgui, 2012 v Martin Luther University, Germany Research Manuscript for Habilitation Diploma in Computer Science 1. Reviewer: Prof.Dr. Hans-Michael Hanisch, Martin Luther University, Germany, 2. Reviewer: Prof.Dr. Georg Frey, Saarland University, Germany, 3. Reviewer: Prof.Dr. Wolf Zimmermann, Martin Luther University, Germany, Day of the defense: Monday January 23rd 2012, Table of Contents Table of Contents vi English Abstract x German Abstract xi English Keywords xii German Keywords xiii Acknowledgements xiv Dedicate xv 1 General Introduction 1 2 Embedded Architectures: Overview on Hardware and Operating Systems 3 2.1 Embedded Hardware Components . 3 2.1.1 Microcontrollers . 3 2.1.2 Digital Signal Processors (DSP): . 4 2.1.3 System on Chip (SoC): . 5 2.1.4 Programmable Logic Controllers (PLC): . 6 2.2 Real-Time Embedded Operating Systems (RTOS) . 8 2.2.1 QNX . 9 2.2.2 RTLinux . 9 2.2.3 VxWorks . 9 2.2.4 Windows CE . 10 2.3 Known Embedded Software Solutions . 11 2.3.1 Simple Control Loop . 12 2.3.2 Interrupt Controlled System . 12 2.3.3 Cooperative Multitasking . 12 2.3.4 Preemptive Multitasking or Multi-Threading . 12 2.3.5 Microkernels . 13 2.3.6 Monolithic Kernels . 13 2.3.7 Additional Software Components: . 13 2.4 Conclusion . 14 3 Embedded Systems: Overview on Software Components 15 3.1 Basic Concepts of Components . 15 3.2 Architecture Description Languages . 17 3.2.1 Acme Language . -
AN1673 Using the PIC16F1XXX High-Endurance Flash (HEF) Block
AN1673 Using the PIC16F1XXX High-Endurance Flash (HEF) Block FLASH VS. HIGH-ENDURANCE Author: Lucio Di Jasio Microchip Technology Inc. FLASH Like most other PIC microcontrollers in Flash technology, the PIC16F1XXX series features a INTRODUCTION single-voltage self-write Flash program memory array. The PIC16F1XXX family of general purpose Flash This means that, without additional external hardware microcontrollers features the 8-bit PIC® MCU support, these devices can modify the contents of their enhanced mid-range core. Carefully trading Flash memory at runtime, under firmware control. functionality versus cost, several members of this As an example, this capability is conveniently used to family, including the PIC16F14XX, PIC16F15XX and implement boot loaders, enabling embedded PIC16F17XX, have made a departure from the usual application that can be reprogrammed in the field via a set of peripherals found in previous models to achieve simple serial connection (UART, SPI, I2C™, USB, etc.) a lower price point while still offering a compelling new and without requiring the use of a dedicated in-circuit set of features. Among the several new peripherals programmer/debugger device. introduced, it is worth noting: This capability can also be used to store and/or update • Configurable Logic Cell – a small set of logic calibration data in program memory (obtained at the blocks (unlike a small PLD) that can help directly end of a production line or after product installation). interconnect various peripherals inputs/outputs However, the main limitation of the self-write Flash without CPU intervention. program memory array lies in the relatively small • Complementary Output Generator – the front end number of possible erase/write cycles. -
32-Bit Microcontroller Families Industry’S Broadest and Most Innovative 32-Bit MCU Portfolio
32-bit Microcontrollers 32-bit Microcontroller Families Industry’s Broadest and Most Innovative 32-bit MCU Portfolio www.microchip.com/32bit World-Class 32-bit Microcontrollers Building on the heritage of Microchip Technology’s world-leading 8- and 16-bit microcontrollers, the 32-bit family offers a wide range of products from the industry’s lowest-power to highest-performance MCUs coupled with novel and easy-to-use soft- ware solutions. With a rich ecosystem of development tools, integrated development environments and third-party partners, Microchip’s families of 32-bit microcontrollers accelerate a vast array of embedded designs ranging from secured Internet of Things (IoT) to Functional Safety applications to general-purpose embedded control. Internet of Things Security Functional Safety Graphics and Touch Ultra-Low Power Digital Audio 5V Appliances Automotive Wearables Connected Lighting Motor Control Metering Broad Portfolio with Smart Peripheral Mix and Multiple Performance Options High Performance SAMS, SAME, SAMV Cortex-M7, 600 DMIPS, 512–2048 KB Flash PIC32MZ EF MIPS M-Class, 415 DMIPS, 512–2048 KB Flash Mid-Range PIC32MZ DA PIC32MK MC/GP MIPS microApv™, 330 DMIPS, 32 MB SDRAM, MIPS microApv, 198 DMIPS, 256–1024 KB Flash 1-2 MB Flash SAMD5/E5, SAM4N/4S/4E/4L, SAMG Cortex-M4/M4F, 150 DMIPS, 128–2048 KB Flash e PIC32MX3/4 MIPS M4K, 131/150 DMIPS, 64–512 KB Flash ormanc PIC32MX5/6/7 rf MIPS M4K, 105 DMIPS, 64–512 KB Flash Pe SAM7, SAM3, AVR32 Baseline Legacy 32-bit PIC32MX1/2/5 (XLP) MIPS M4K, 116 DMIPS, 16–512 KB Flash SAMD, SAML, -
Architecture of 8051 & Their Pin Details
SESHASAYEE INSTITUTE OF TECHNOLOGY ARIYAMANGALAM , TRICHY – 620 010 ARCHITECTURE OF 8051 & THEIR PIN DETAILS UNIT I WELCOME ARCHITECTURE OF 8051 & THEIR PIN DETAILS U1.1 : Introduction to microprocessor & microcontroller : Architecture of 8085 -Functions of each block. Comparison of Microprocessor & Microcontroller - Features of microcontroller -Advantages of microcontroller -Applications Of microcontroller -Manufactures of microcontroller. U1.2 : Architecture of 8051 : Block diagram of Microcontroller – Functions of each block. Pin details of 8051 -Oscillator and Clock -Clock Cycle -State - Machine Cycle -Instruction cycle –Reset - Power on Reset - Special function registers :Program Counter -PSW register -Stack - I/O Ports . U1.3 : Memory Organisation & I/O port configuration: ROM RAM - Memory Organization of 8051,Interfacing external memory to 8051 Microcontroller vs. Microprocessors 1. CPU for Computers 1. A smaller computer 2. No RAM, ROM, I/O on CPU chip 2. On-chip RAM, ROM, I/O itself ports... 3. Example:Intel’s x86, Motorola’s 3. Example:Motorola’s 6811, 680x0 Intel’s 8051, Zilog’s Z8 and PIC Microcontroller vs. Microprocessors Microprocessor Microcontroller 1. CPU is stand-alone, RAM, ROM, I/O, timer are separate 1. CPU, RAM, ROM, I/O and timer are all on a single 2. designer can decide on the chip amount of ROM, RAM and I/O ports. 2. fix amount of on-chip ROM, RAM, I/O ports 3. expansive 3. for applications in which 4. versatility cost, power and space are 5. general-purpose critical 4. single-purpose uP vs. uC – cont. Applications – uCs are suitable to control of I/O devices in designs requiring a minimum component – uPs are suitable to processing information in computer systems. -
Tesis De Microcontroladores.Pdf
UNIVERSIDAD DE EL SALVADOR FACULTAD MULTIDISCIPLINARIA DE OCCIDENTE DEPARTAMENTO DE INGENIERÍA Y ARQUITECTURA. TRABAJO DE GRADUACIÓN DENOMINADO: “DISEÑO DE GUÍAS DE TRABAJO Y CONSTRUCCIÓN DE EQUIPO DIDÁCTICO PARA LA IMPLANTACIÓN DE PRÁCTICAS DE LABORATORIO CON MICRO CONTROLADORES EN LA CARRERA DE INGENIERÍA DE SISTEMAS INFORMÁTICOS DE LA FACULTAD MULTIDISCIPLINARIA DE OCCIDENTE.” PARA OPTAR AL GRADO DE: INGENIERO DE SISTEMA INFORMÁTICOS PRESENTAN: FRANCIA ESCOBAR, ROBERTO ANTONIO GARCÍA, JUAN CARLOS UMAÑA ORDOÑEZ, JORGE ARTURO DOCENTE DIRECTOR ING. JOSE FRANCISCO ANDALUZ NOVIEMBRE, 2007. SANTA ANA EL SALVADOR CENTRO AMÉRICA UNIVERSIDAD DE EL SALVADOR RECTOR MÁSTER RUFINO ANTONIO QUEZADA SÁNCHEZ VICERRECTOR ACADÉMICO MÁSTER MIGUEL ÁNGEL PÉREZ RAMOS VICE RECTOR ADMINISTRATIVO MÁSTER ÓSCAR NOÉ NAVARRETE SECRETARIO GENERAL LICENCIADO DOUGLAS VLADIMIR ALFARO CHÁVEZ FACULTAD MULTIDISCIPLINARIA DE OCCIDENTE DECANO LIC. JORGE MAURICIO RIVERA VICE DECANO LIC. ELADIO ZACARÍAS ORTEZ SECRETARIO LIC. VÍCTOR HUGO MERINO QUEZADA JEFE DE DEPARTAMENTO DE INGENIERÍA ING. RENÉ ERNESTO MARTÍNEZ BERMÚDEZ AGRADECIMIENTOS A DIOS TODOPODEROSO Por permitir que llegara hasta el final de la carrera, por no dejarme solo en este camino y siempre levantarme cuando necesite de su apoyo y fuerza para continuar adelante. A MI MADRE ÁNGELA VICTORIA ESCOBAR DE FRANCIA Por su apoyo, paciencia y ser un pilar en mi vida; sin la cual no hubiese podido culminar la carrera., le dedico este triunfo con las palabras con las que siempre me ha dado confianza y fuerza de seguir adelante “se triunfa cuando se persevera”. A MI PADRE JOSÉ ANTONIO FRANCIA ESCOBAR Que su ejemplo formo en mi la idea de siempre mirar más adelante, seguir luchando y creer que siempre es posible superarse cada día más; gracias por su inmenso apoyo desde todos los puntos de mi carrera y mi vida, como padre, docente, asesor y amigo. -
2 XII December 2014
2 XII December 2014 www.ijraset.com Volume 2 Issue XII, December 2014 ISSN: 2321-9653 International Journal for Research in Applied Science & Engineering Technology (IJRASET) Overview and Comparative Study of Different Microcontrollers Rajratna Khadse1, Nitin Gawai2, Bagwan M. Faruk3 1Assist.Professor, Electronics Engineering Department, RCOEM, Nagpur 2,3Assist.Professor, E & Tc Engineering Department, JDIET, Yavatmal Abstract—A microcontroller is a small and low-cost computer built for the purpose of dealing with specific tasks, such as displaying information on seven segment display at railway platform or receiving information from a television’s remote control. Microcontrollers are mainly used in products that require a degree of control to be exerted by the user. Today various types of microcontrollers are available in market with different word lengths such as 8bit, 16bit, 32bit, and microcontrollers. Microcontroller is a compressed microcomputer manufactured to control the functions of embedded systems in office machines, robots, home appliances, motor vehicles, and a number of other gadgets. Therefore in today’s technological world lot of things done with the help of Microcontroller. Depending upon the applications we have to choose particular types of Microcontroller. The aim of this paper to give the basic information of microcontroller and comparative study of 8051 Microcontroller, ARM Microcontroller, PIC Microcontroller and AVR Microcontroller Keywords— Microcontroller, Memory, Instruction, cycle, bit, architecture I. INTRODUCTION Microcontrollers have directly or indirectly impact on our daily life. Usually, But their presence is unnoticed at most of the places like: At supermarkets in Cash Registers, Weighing Scales, Video games ,security system , etc. At home in Ovens, Washing Machines, Alarm Clocks, paging, VCR, LASER Printers, color printers etc. -
Medidor Online De Temperatura Y Humedad De Bajo Consumo
Medidor online de temperatura y humedad de bajo consumo Estudiante: Jesús Santiago Fernández Prieto “Ingeniería Técnica de Informática de Sistemas” Consultor: Jordi Bécares Ferrés 11 de Junio de 2013 When I read commentary about suggestions for where C should go, I often think back and give thanks that it wasn't developed under the advice of a worldwide crowd. (D. Ritchie) A mi familia, novia y amigos. 2 Resumen Para este proyecto se ha diseñado un dispositivo con capacidad de conexión a Internet a través de un punto de acceso WIFI para el envío de datos y alertar en caso de posibles temperaturas y humedades críticas, definidas con un valor mínimo y un máximo. El diseño de este dispositivo se ha hecho teniendo en cuenta el reducir el consumo de energía para maximizar autonomía. El dispositivo está basado en una mota LPC1769 que posee un procesador Cortex-M3 de ARM el cual ejecuta nuestro programa desarrollado. Este programa hace uso del sistema operativo FreeRTOS (Free Real Time Operating System) que facilitará y nos asegurará estabilidad. La mota llevará conectada un chip WiFly que se usará para poder conectarnos por WiFi al punto de acceso. Cuenta además con un sensor SHT15 que permite, a la mota, tomar las mediciones de temperatura y humedad relativa. Estos serán posteriormente enviados al servidor. En caso de que en alguno de esos valores esté fuera del rango de seguridad se avisará al usuario a través de dos leds conectados también a la mota. Se le puede configurar una dirección de correo electrónico donde se enviarán alertas para enviar un correo al usuario advirtiéndole de un posible problema. -
Development of Research Platform for Unmanned Vehicle Controller Design
Development of Research Platform for Unmanned Vehicle Controller Design, Evaluation, and Implementation System: From MATLAB to Hardware Based Embedded System by Daniel Ernst A thesis submitted in partial fulfillment of the requirements for the degree of Master of Science in Computer Engineering Department of Computer Science and Engineering College of Engineering University of South Florida Major Professor: Kimon Valavanis, Ph.D. Miguel Labrador, Ph.D. Wilfrido Moreno, Ph.D. Date of Approval: June 14, 2007 Keywords: Unmanned systems, SIMULINK, microcontroller, autopilot, automation © Copyright 2007, Daniel Ernst Dedication To my loving family and friends who have all offered constant support. Acknowledgments A special thanks to everyone in the USF robotics lab and of course, my major professor Kimon Valavanis, who made writing this thesis possible and provided continuous support. Also, to Jeff Craighead, who built aircraft models in the X-Plane simulation that allowed testing of controllers. This thesis was also supported in part by an ONR Grant N00014-04-10-487; a U.S. Navy Coastal Systems Station (now called NSWC-Panama City) Grant N61331-04- 8-1707; and a U.S. DOT through the USF CUTR Grant 2117-1054-02. Table of Contents List of Tables iii List of Figures iv Abstract vi Chapter 1 Motivation 1 1.1 Problem Statement 1 1.2 Proposed Solution 2 1.3 Summary of Contributions 4 1.4 Thesis Outline 5 Chapter 2 The Design Process 6 2.1 MATLAB/SIMULINK to C Conversion 8 2.2 Customizations 8 2.3 Device Selection and Building 10 Chapter 3 Assembly -
Extracting and Mapping Industry 4.0 Technologies Using Wikipedia
Computers in Industry 100 (2018) 244–257 Contents lists available at ScienceDirect Computers in Industry journal homepage: www.elsevier.com/locate/compind Extracting and mapping industry 4.0 technologies using wikipedia T ⁎ Filippo Chiarelloa, , Leonello Trivellib, Andrea Bonaccorsia, Gualtiero Fantonic a Department of Energy, Systems, Territory and Construction Engineering, University of Pisa, Largo Lucio Lazzarino, 2, 56126 Pisa, Italy b Department of Economics and Management, University of Pisa, Via Cosimo Ridolfi, 10, 56124 Pisa, Italy c Department of Mechanical, Nuclear and Production Engineering, University of Pisa, Largo Lucio Lazzarino, 2, 56126 Pisa, Italy ARTICLE INFO ABSTRACT Keywords: The explosion of the interest in the industry 4.0 generated a hype on both academia and business: the former is Industry 4.0 attracted for the opportunities given by the emergence of such a new field, the latter is pulled by incentives and Digital industry national investment plans. The Industry 4.0 technological field is not new but it is highly heterogeneous (actually Industrial IoT it is the aggregation point of more than 30 different fields of the technology). For this reason, many stakeholders Big data feel uncomfortable since they do not master the whole set of technologies, they manifested a lack of knowledge Digital currency and problems of communication with other domains. Programming languages Computing Actually such problem is twofold, on one side a common vocabulary that helps domain experts to have a Embedded systems mutual understanding is missing Riel et al. [1], on the other side, an overall standardization effort would be IoT beneficial to integrate existing terminologies in a reference architecture for the Industry 4.0 paradigm Smit et al. -
PIC Microcontrollers - Programming in C Table of Contents
Book: PIC Microcontrollers - Programming in C Table of Contents . Chapter 1: World of Microcontrollers . 1.1 Introduction . 1.2 NUMBERS, NUMBERS, NUMBERS... 1.3 MUST KNOW DETAILS . 1.4 PIC MICROCONTROLLERS . Chapter 2: Programming Microcontrollers . 2.1 PROGRAMMING LANGUAGES . 2.2 THE BASICS OF C PROGRAMMING LANGUAGE . 2.3 COMPILER MIKROC PRO FOR PIC . Chapter 3: PIC16F887 Microcontroller . 3.1 THE PIC16F887 BASIC FEATURES . 3.2 CORE SFRS . 3.3 INPUT/OUTPUT PORTS . 3.4 TIMER TMR0 . 3.5 TIMER TMR1 . 3.6 TIMER TMR2 . 3.7 CCP MODULES . 3.8 SERIAL COMMUNICATION MODULES . 3.9 ANALOG MODULES . 3.10 CLOCK OSCILLATOR . 3.11 EEPROM MEMORY . 3.12 RESET! BLACK-OUT, BROWN-OUT OR NOISES? . Chapter 4: Examples . 4.1 BASIC CONNECTING . 4.2 ADDITIONAL COMPONENTS . 4.3 EXAMPLE 1 - Writing header, configuring I/O pins, using delay function and switch operator . 4.4 EXAMPLE 2 - Using assembly instructions and internal oscillator LFINTOSC... 4.5 EXAMPLE 3 - TMR0 as a counter, declaring new variables, enumerated constants, using relay ... 4.6 EXAMPLE 4 - Using timers TMR0, TMR1 and TMR2. Using interrupts, declaring new function... 4.7 EXAMPLE 5 - Using watch-dog timer . 4.8 EXAMPLE 6 - Module CCP1 as PWM signal generator . 4.9 EXAMPLE 7 - Using A/D converter . 4.10 EXAMPLE 8 - Using EEPROM Memory . 4.11 EXAMPLE 9 - Two-digit LED counter, multiplexing . 4.12 EXAMPLE 10 - Using LCD display . 4.13 EXAMPLE 11 - RS232 serial communication . 4.14 EXAMPLE 12 - Temperature measurement using DS1820 sensor. Use of 1-wire protocol... 4.15 EXAMPLE 13 - Sound generation, sound library.. -
Lecture #3 PIC Microcontrollers
Integrated Technical Education Cluster Banna - At AlAmeeria © Ahmad © Ahmad El E-626-A Real-Time Embedded Systems (RTES) Lecture #3 PIC Microcontrollers Instructor: 2015 SPRING Dr. Ahmad El-Banna Banna Agenda - What’s a Microcontroller? © Ahmad El Types of Microcontrollers Features and Internal structure of PIC 16F877A RTES, Lec#3 , Spring Lec#3 , 2015 RTES, Instruction Execution 2 Banna What is a microcontroller? - • A microcontroller (sometimes abbreviated µC, uC or MCU) is a small computer on a single integrated circuit © Ahmad El containing a processor core, memory, and programmable input/output peripherals. • It can only perform simple/specific tasks. • A microcontroller is often described as a ‘computer-on-a- chip’. RTES, Lec#3 , Spring Lec#3 , 2015 RTES, 3 Microcomputer system and Microcontroller Banna based system - © Ahmad © Ahmad El RTES, Lec#3 , Spring Lec#3 , 2015 RTES, 4 Banna Microcontrollers.. - • Microcontrollers are purchased ‘blank’ and then programmed with a specific control program. © Ahmad El • Once programmed the microcontroller is build into a product to make the product more intelligent and easier to use. • A designer will use a Microcontroller to: • Gather input from various sensors • Process this input into a set of actions • Use the output mechanisms on the microcontroller to do something useful. RTES, Lec#3 , Spring Lec#3 , 2015 RTES, 5 Banna Types of Microcontrollers - • Parallax Propeller • Freescale 68HC11 (8-bit) • Intel 8051 © Ahmad El • Silicon Laboratories Pipelined 8051 Microcontrollers • ARM processors (from many vendors) using ARM7 or Cortex-M3 cores are generally microcontrollers • STMicroelectronics STM8 (8-bit), ST10 (16-bit) and STM32 (32-bit) • Atmel AVR (8-bit), AVR32 (32-bit), and AT91SAM (32-bit) • Freescale ColdFire (32-bit) and S08 (8-bit) • Hitachi H8, Hitachi SuperH (32-bit) • Hyperstone E1/E2 (32-bit, First full integration of RISC and DSP on one processor core [1996]) • Infineon Microcontroller: 8, 16, 32 Bit microcontrollers for Spring Lec#3 , 2015 RTES, automotive and industrial applications.