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I/O - Embedded Systems

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Data Validity in Embedded Systems

If you take a high-level view of software systems you might say that the overall goal of software is to generate outputs from inputs. It’s a gross simplification of a nuanced and complex field b...

posted by Stephen Friederichs on Oct 5 2013 under I/O | Sensors | System Design 
Comments (0) |

A simple working I2C (TWI) level shifter

Recently, I had to interface two hardware platforms via an I2C bus (a.k.a. two-wire interface, TWI) to query temperature and real-time clock information. This task is relatively straightforward on the...

posted by Dr Cagri Tanriover on Jul 16 2013 under Hardware Development | I/O | Mosfet 
Comments (2) |

LCD Control with an MCU

 Controlling a liquid crystal display (LCD) to indicate a few ASCII characters should not be a big challenge as a project. That’s exactly what I thought when I decided to include a 2 line b...

posted by Dr Cagri Tanriover on Nov 17 2012
Comments (9) |

C++ on microcontrollers 4 – input pins, and decoding a rotary switch

  previous parts: 1, 2, 3  This blog series is about the use of C++ for modern microcontrollers. My plan is to show the gradual development of a basic I/O library. I will introduce...

posted by Wouter van Ooijen on Nov 12 2011
Comments (3) |

C++ on microcontrollers 3 – a first shot at an hc595 class with 8 output pins

 previous parts: 1, 2 This blog series is about the use of C++ for modern microcontrollers. My plan is to show the gradual development of a basic I/O library. I will introduce the objec...

posted by Wouter van Ooijen on Nov 2 2011
Comments (1) |

C++ on microcontrollers 1 - introduction, and an output pin class

  This blog series is about the use of C++ for modern microcontrollers. My plan is to show the gradual development of a basic I/O library. I will introduce the object-oriented C++ featur...

posted by Wouter van Ooijen on Oct 9 2011
Comments (7) |