Programming Embedded Systems, Second Edition with C and GNU Development Tools
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Nintendo Wii Software
Nintendo wii software A previous update, ( U) introduced the ability to transfer your data from one Wii U console to another. You can transfer save data for Wii U software, Mii. The Wii U video game console's built-in software lets you watch movies and have fun right out of the box. BTW, why does it sound like you guys are crying about me installing homebrew software on my Wii console? I am just wondering because it seems a few of you. The Nintendo Wii was introduced in and, since then, over pay for any of this software, which is provided free of charge to everyone. Perform to Popular Chart-Topping Tunes - Sing up to 30 top hits from Season 1; Gleek Out to Never-Before-Seen Clips from the Show – Perform to video. a wiki dedicated to homebrew on the Nintendo Wii. We have 1, articles. Install the Homebrew Channel on your Wii console by following the homebrew setup tutorial. Browse the Homebrew, Wii hardware, Wii software, Development. The Wii was not designed by Nintendo to support homebrew. There is no guarantee that using homebrew software will not harm your Wii. A crazy software issue has come up. It's been around 10 months since the wii u was turned on at all. Now that we have, it boots up fine and you. Thus, we developed a balance assessment software using the Nintendo Wii Balance Board, investigated its reliability and validity, and. In Q1, Nintendo DS software sales were million, up million units Wii software sales reached million units, a million. -
16-Channel DAS with 16-Bit, Bipolar Input, Dual Simultaneous Sampling
16-Channel DAS with 16-Bit, Bipolar Input, Dual Simultaneous Sampling ADC Data Sheet AD7616 FEATURES APPLICATIONS 16-channel, dual, simultaneously sampled inputs Power line monitoring Independently selectable channel input ranges Protective relays True bipolar: ±10 V, ±5 V, ±2.5 V Multiphase motor control Single 5 V analog supply and 2.3 V to 3.6 V VDRIVE supply Instrumentation and control systems Fully integrated data acquisition solution Data acquisition systems (DASs) Analog input clamp protection GENERAL DESCRIPTION Input buffer with 1 MΩ analog input impedance First-order antialiasing analog filter The AD7616 is a 16-bit, DAS that supports dual simultaneous On-chip accurate reference and reference buffer sampling of 16 channels. The AD7616 operates from a single 5 V Dual 16-bit successive approximation register (SAR) ADC supply and can accommodate ±10 V, ±5 V, and ±2.5 V true bipolar Throughput rate: 2 × 1 MSPS input signals while sampling at throughput rates up to 1 MSPS Oversampling capability with digital filter per channel pair with 90.5 dB SNR. Higher SNR performance can Flexible sequencer with burst mode be achieved with the on-chip oversampling mode (92 dB for an Flexible parallel/serial interface oversampling ratio (OSR) of 2). SPI/QSPI/MICROWIRE/DSP compatible The input clamp protection circuitry can tolerate voltages up to Optional cyclic redundancy check (CRC) error checking ±21 V. T h e AD7616 has 1 MΩ analog input impedance, regardless Hardware/software configuration of sampling frequency. The single-supply operation, on-chip Performance filtering, and high input impedance eliminate the need for 92 dB SNR at 500 kSPS (2× oversampling) driver op amps and external bipolar supplies. -
Embedded Linux Systems with the Yocto Project™
OPEN SOURCE SOFTWARE DEVELOPMENT SERIES Embedded Linux Systems with the Yocto Project" FREE SAMPLE CHAPTER SHARE WITH OTHERS �f, � � � � Embedded Linux Systems with the Yocto ProjectTM This page intentionally left blank Embedded Linux Systems with the Yocto ProjectTM Rudolf J. Streif Boston • Columbus • Indianapolis • New York • San Francisco • Amsterdam • Cape Town Dubai • London • Madrid • Milan • Munich • Paris • Montreal • Toronto • Delhi • Mexico City São Paulo • Sidney • Hong Kong • Seoul • Singapore • Taipei • Tokyo Many of the designations used by manufacturers and sellers to distinguish their products are claimed as trademarks. Where those designations appear in this book, and the publisher was aware of a trademark claim, the designations have been printed with initial capital letters or in all capitals. The author and publisher have taken care in the preparation of this book, but make no expressed or implied warranty of any kind and assume no responsibility for errors or omissions. No liability is assumed for incidental or consequential damages in connection with or arising out of the use of the information or programs contained herein. For information about buying this title in bulk quantities, or for special sales opportunities (which may include electronic versions; custom cover designs; and content particular to your business, training goals, marketing focus, or branding interests), please contact our corporate sales depart- ment at [email protected] or (800) 382-3419. For government sales inquiries, please contact [email protected]. For questions about sales outside the U.S., please contact [email protected]. Visit us on the Web: informit.com Cataloging-in-Publication Data is on file with the Library of Congress. -
Introduction to Embedded C
INTRODUCTION TO EMBEDDED C by Peter J. Vidler Introduction The aim of this course is to teach software development skills, using the C programming language. C is an old language, but one that is still widely used, especially in embedded systems, where it is valued as a high- level language that provides simple access to hardware. Learning C also helps us to learn general software development, as many of the newer languages have borrowed from its concepts and syntax in their design. Course Structure and Materials This document is intended to form the basis of a self-study course that provides a simple introduction to C as it is used in embedded systems. It introduces some of the key features of the C language, before moving on to some more advanced features such as pointers and memory allocation. Throughout this document we will also look at exercises of varying length and difficulty, which you should attempt before continuing. To help with this we will be using the free RapidiTTy® Lite IDE and targeting the TTE®32 microprocessor core, primarily using a cycle-accurate simulator. If you have access to an FPGA development board, such as the Altera® DE2-70, then you will be able to try your code out in hardware. In addition to this document, you may wish to use a textbook, such as “C in a Nutshell”. Note that these books — while useful and well written — will rarely cover C as it is used in embedded systems, and so will differ from this course in some areas. Copyright © 2010, TTE Systems Limited 1 Getting Started with RapidiTTy Lite RapidiTTy Lite is a professional IDE capable of assisting in the development of high- reliability embedded systems. -
Embedded C Programming I (Ecprogrami)
To our customers, Old Company Name in Catalogs and Other Documents On April 1st, 2010, NEC Electronics Corporation merged with Renesas Technology Corporation, and Renesas Electronics Corporation took over all the business of both companies. Therefore, although the old company name remains in this document, it is a valid Renesas Electronics document. We appreciate your understanding. Renesas Electronics website: http://www.renesas.com April 1st, 2010 Renesas Electronics Corporation Issued by: Renesas Electronics Corporation (http://www.renesas.com) Send any inquiries to http://www.renesas.com/inquiry. Notice 1. All information included in this document is current as of the date this document is issued. Such information, however, is subject to change without any prior notice. Before purchasing or using any Renesas Electronics products listed herein, please confirm the latest product information with a Renesas Electronics sales office. Also, please pay regular and careful attention to additional and different information to be disclosed by Renesas Electronics such as that disclosed through our website. 2. Renesas Electronics does not assume any liability for infringement of patents, copyrights, or other intellectual property rights of third parties by or arising from the use of Renesas Electronics products or technical information described in this document. No license, express, implied or otherwise, is granted hereby under any patents, copyrights or other intellectual property rights of Renesas Electronics or others. 3. You should not alter, modify, copy, or otherwise misappropriate any Renesas Electronics product, whether in whole or in part. 4. Descriptions of circuits, software and other related information in this document are provided only to illustrate the operation of semiconductor products and application examples. -
Design Languages for Embedded Systems
Design Languages for Embedded Systems Stephen A. Edwards Columbia University, New York [email protected] May, 2003 Abstract ward hardware simulation. VHDL’s primitive are assign- ments such as a = b + c or procedural code. Verilog adds Embedded systems are application-specific computers that transistor and logic gate primitives, and allows new ones to interact with the physical world. Each has a diverse set be defined with truth tables. of tasks to perform, and although a very flexible language might be able to handle all of them, instead a variety of Both languages allow concurrent processes to be de- problem-domain-specific languages have evolved that are scribed procedurally. Such processes sleep until awak- easier to write, analyze, and compile. ened by an event that causes them to run, read and write variables, and suspend. Processes may wait for a pe- This paper surveys some of the more important lan- riod of time (e.g., #10 in Verilog, wait for 10ns in guages, introducing their central ideas quickly without go- VHDL), a value change (@(a or b), wait on a,b), ing into detail. A small example of each is included. or an event (@(posedge clk), wait on clk un- 1 Introduction til clk='1'). An embedded system is a computer masquerading as a non- VHDL communication is more disciplined and flexible. computer that must perform a small set of tasks cheaply and Verilog communicates through wires or regs: shared mem- efficiently. A typical system might have communication, ory locations that can cause race conditions. VHDL’s sig- signal processing, and user interface tasks to perform. -
The CLASP Application Security Process
The CLASP Application Security Process Secure Software, Inc. Copyright (c) 2005, Secure Software, Inc. The CLASP Application Security Process The CLASP Application Security Process TABLE OF CONTENTS CHAPTER 1 Introduction 1 CLASP Status 4 An Activity-Centric Approach 4 The CLASP Implementation Guide 5 The Root-Cause Database 6 Supporting Material 7 CHAPTER 2 Implementation Guide 9 The CLASP Activities 11 Institute security awareness program 11 Monitor security metrics 12 Specify operational environment 13 Identify global security policy 14 Identify resources and trust boundaries 15 Identify user roles and resource capabilities 16 Document security-relevant requirements 17 Detail misuse cases 18 Identify attack surface 19 Apply security principles to design 20 Research and assess security posture of technology solutions 21 Annotate class designs with security properties 22 Specify database security configuration 23 Perform security analysis of system requirements and design (threat modeling) 24 Integrate security analysis into source management process 25 Implement interface contracts 26 Implement and elaborate resource policies and security technologies 27 Address reported security issues 28 Perform source-level security review 29 Identify, implement and perform security tests 30 The CLASP Application Security Process i Verify security attributes of resources 31 Perform code signing 32 Build operational security guide 33 Manage security issue disclosure process 34 Developing a Process Engineering Plan 35 Business objectives 35 Process -
Sr. Firmware - Embedded Software Engineer
SR. FIRMWARE - EMBEDDED SOFTWARE ENGINEER Atel USA is a leading provider of high-performance, small form-factor tracking systems for the vehicle recovery, fleet, heavy trucks, and asset tracking industries. Our team has years of experience in developing complex wireless and communications systems. We have shipped several millions of vehicle tracking devices operating on all major cellular networks. We are seeking an enthusiastic embedded software engineer to be a key team member in the design, implementation, and verification of our asset tracking devices and sensory accessories. The Sr. Firmware Engineer will become an integral part of our company and will work as part of a small, multi-disciplinary development team to design, construct and deliver software/firmware for our current and next generation products. Primary Responsibilities: • Work independently on project tasks as well as work as a team member of a larger project team. • Collaborate with hardware/system design engineers to define the product feature set and work within a product development team to deliver firmware that meets or exceeds product requirements. • Engage with customers and product managers to define requirements, develop software architecture, and plan development in dynamic, evolving customer driven environment. • Deliver innovative solutions from concept to prototype to production. • Conduct/participate in engineering reviews to provide technical input on product designs and quality. • Conduct software unit tests to exercise implemented functionality. • Document software designs. • Troubleshoot and remove defects from production software. • Communicate and interact with team and customers to clearly set expectations, share technical details, resolve issues, and report progress. • Participate in brainstorms and otherwise contribute outside your area of expertise. -
Porting Musl to the M3 Microkernel TU Dresden
Porting Musl to the M3 microkernel TU Dresden Sherif Abdalazim, Nils Asmussen May 8, 2018 Contents 1 Abstract 2 2 Introduction 3 2.1 Background.............................. 3 2.2 M3................................... 4 3 Picking a C library 5 3.1 C libraries design factors . 5 3.2 Alternative C libraries . 5 4 Porting Musl 7 4.1 M3andMuslbuildsystems ..................... 7 4.1.1 Scons ............................. 7 4.1.2 GNUAutotools........................ 7 4.1.3 Integrating Autotools with Scons . 8 4.2 Repositoryconfiguration. 8 4.3 Compilation.............................. 8 4.4 Testing ................................ 9 4.4.1 Syscalls ............................ 9 5 Evaluation 10 5.1 PortingBusyboxcoreutils . 10 6 Conclusion 12 1 Chapter 1 Abstract Today’s processing workloads require the usage of heterogeneous multiproces- sors to utilize the benefits of specialized processors and accelerators. This has, in turn, motivated new Operating System (OS) designs to manage these het- erogeneous processors and accelerators systematically. M3 [9] is an OS following the microkernel approach. M3 uses a hardware/- software co-design to exploit the heterogeneous systems in a seamless and effi- cient form. It achieves that by abstracting the heterogeneity of the cores via a Data Transfer Unit (DTU). The DTU abstracts the heterogeneity of the cores and accelerators so that they can communicate systematically. I have been working to enhance the programming environment in M3 by porting a C library to M3. I have evaluated different C library implementations like the GNU C Library (glibc), Musl, and uClibc. I decided to port Musl as it has a relatively small code base with fewer configurations. It is simpler to port, and it started to gain more ground in embedded systems which are also a perfect match for M3 applications. -
IS 13737 (1993): Isoinformation Technology
इंटरनेट मानक Disclosure to Promote the Right To Information Whereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the working of every public authority, and whereas the attached publication of the Bureau of Indian Standards is of particular interest to the public, particularly disadvantaged communities and those engaged in the pursuit of education and knowledge, the attached public safety standard is made available to promote the timely dissemination of this information in an accurate manner to the public. “जान का अधकार, जी का अधकार” “परा को छोड न 5 तरफ” Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru “The Right to Information, The Right to Live” “Step Out From the Old to the New” IS 13737 (1993): ISOInformation Technology - 130 mm Rewritable optical disk cartridges for information interchange [LITD 16: Computer Hardware, Peripherals and Identification Cards] “ान $ एक न भारत का नमण” Satyanarayan Gangaram Pitroda “Invent a New India Using Knowledge” “ान एक ऐसा खजाना > जो कभी चराया नह जा सकताह ै”ै Bhartṛhari—Nītiśatakam “Knowledge is such a treasure which cannot be stolen” IS 13737 : 1993 ISO/IEC 10089 : 1991 CONTENTS Page NationalForeword..........,..........................................‘.““““’ . (vii) 1 Scope 1 2 Conformance 1 3 Normative references 1 4 Conventions and notations 1 5 List of acronyms 2 6 Definitions 2 2 6. I case 2 6.2 Clamping Zone 6.3 -
1. Background This Paper Is About a Method for Recovering Data from Floppy Disks That Are Failing Due to “Weak Bits”
A Method for Recovering Data From Failing Floppy Disks with a Practical Example Dr. Frederick B. Cohen, Ph.D. and Charles M. Preston Fred Cohen & Associates and California Sciences Institute Abstract: As floppy disks and other similar media age, they have a tendency to lose data because of the reduction in retention of electromagnetic fields over time associated with various environmental degradation factors. In attempting to read these disks, the coding techniques used to write them can be exploited along with the proposed fault mechanisms to demonstrate that repetitions of read attempts under proper conditions yield valid data subject to specific error modes. In many cases those errors can be partially or completely reversed by analysis of read results. A practical example involving a case of substantial legal value is used as an example of the application of these methods. Keywords: weak bits, floppy disks, digital forensics, coding, field density loss, the birthday problem, error inversion 1. Background This paper is about a method for recovering data from floppy disks that are failing due to “weak bits”. It describes a repetitive read technique that has successfully recovered data from failing floppy disks in forensic cases and describes analysis of the results of such repetitive reads in terms of yielding forensically sound data values. These techniques are not new or particularly unique; however, they are not widely published and analysis necessary to support their use in legal matters has not been found elsewhere. The particular matter used as an example in this analysis involved a floppy disk that was more than 15 years old and that contained the only copy of a binary assembled version of a software program that was subject to intellectual property claims of sufficient value to warrant recovery beyond the means normally used by commercial recovery firms. -
Sr. Embedded Software/ Firmware Engineer This Position Is Located at the Corporate Headquarters in Henderson, Nevada
Sr. Embedded Software/ Firmware Engineer This position is located at the Corporate Headquarters in Henderson, Nevada VadaTech, Inc. is seeking experienced candidates for Senior Embedded Software/Firmware Engineer. Primary Responsibilities: • Responsible for the focus on BIOS and board bring up • Responsible for the coordinating and prioritizing application modifications and bug fixes • Responsible for working with the customer support team to troubleshoot and resolve production issues • Responsible for the support, maintenance and documentation of software functionality • Responsible for Contributing to the development of internal tools to streamline the engineering and build and release processes • Responsible for the production of functional specifications and design documents Desired Skills and Experience • Bachelor’s degree in computer science or related field; master’s degree preferred • 8+ years of related work experience • Fluency in C programming required • Experience with Embedded Bootloader/OS porting required • Experience with U-Boot/Embedded Linux porting and PC BIOS maintenance preferred • Experience with new/untested hardware board bring-up required • Demonstrated ability to read hardware schematics and use lab instruments such as oscilloscopes, multimeters and JTAG probes to resolve problems required • Must be knowledgeable in low-level board-support software/hardware interfacing for DDR3 memory, local bus timings, Ethernet PHYs, NOR/NAND flash, I2C/SPI, and others • Experience with diverse CPU types such as PowerPC/PowerQUICC/QorIQ,