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GNU/Linux Rapid Embedded Programming

You're reading from   GNU/Linux Rapid Embedded Programming Your one-stop solution to embedded programming on GNU/Linux

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Product type Paperback
Published in Mar 2017
Publisher Packt
ISBN-13 9781786461803
Length 732 pages
Edition 1st Edition
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Author (1):
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Rodolfo Giometti Rodolfo Giometti
Author Profile Icon Rodolfo Giometti
Rodolfo Giometti
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Table of Contents (20) Chapters Close

Preface 1. Installing the Developing System FREE CHAPTER 2. Managing the System Console 3. C Compiler, Device Drivers, and Useful Developing Techniques 4. Quick Programming with Scripts and System Daemons 5. Setting Up an Embedded OS 6. General Purposes Input Output signals – GPIO 7. Serial Ports and TTY Devices - TTY 8. Universal Serial Bus - USB 9. Inter-Integrated Circuits - I2C 10. Serial Peripheral Interface - SPI 11. 1-Wire - W1 12. Ethernet Network Device - ETH 13. Wireless Network Device - WLAN 14. Controller Area Network - CAN 15. Sound Devices - SND 16. Video devices - V4L 17. Analog-to-Digital Converters - ADC 18. Pulse-Width Modulation - PWM 19. Miscellaneous Devices

Chapter 2. Managing the System Console

In the first chapter of this book, we saw how to set up our developer kits and (in part) the host PC. We already got a first login via the serial console by showing you how you can connect a serial (or USB-to-Serial) adapter to each kit; however, in this chapter, we're going to go further into exploring the serial console and the shell running in it.

In this section, you will learn some useful command-line tools to manipulate files and also learn how to manage the distribution's packages. These commands will be used into this book, and even if you may already know them, it's useful to briefly review them.

In the end, a special section will introduce the bootloader commands (U-Boot in our cases) so you may feel more confident in managing this important component of the system. In fact, the serial console is mostly used to set up the running system (that is, the running distribution), but it is used to set up the booting stages...

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