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  2. Hitachi HD44780 LCD controller - Wikipedia

    en.wikipedia.org/wiki/Hitachi_HD44780_LCD_controller

    Block diagram of an HD44780U-based LCD module. The Hitachi HD44780 LCD controller is limited to monochrome text displays and is often used in copiers, fax machines, laser printers, industrial test equipment, and networking equipment, such as routers and storage devices.

  3. I²C - Wikipedia

    en.wikipedia.org/wiki/I²C

    In AmigaOS one can use the i2c.resource component [24] for AmigaOS 4.x and MorphOS 3.x or the shared library i2c.library by Wilhelm Noeker for older systems. Arduino developers can use the "Wire" library. CircuitPython and MicroPython developers can use the busio.I2C or machine.I2C classes respectively.

  4. List of free and open-source software packages - Wikipedia

    en.wikipedia.org/wiki/List_of_free_and_open...

    This is a list of free and open-source software (FOSS) packages, computer software licensed under free software licenses and open-source licenses. Software that fits the Free Software Definition may be more appropriately called free software ; the GNU project in particular objects to their works being referred to as open-source . [ 1 ]

  5. Arduino - Wikipedia

    en.wikipedia.org/wiki/Arduino

    Arduino (/ ɑː r ˈ d w iː n oʊ /) is an Italian open-source hardware and software company, project, and user community that designs and manufactures single-board microcontrollers and microcontroller kits for building digital devices.

  6. Over 1,200 (and growing) books published by the Metropolitan Museum of Art, New York, up to c. 2009, fully available to download as PDFs (though content is still copyrighted) from the Thomas J. Watson Library at the MMA. Exhibition and collection catalogues, many very large and well-illustrated, and much else.

  7. EFM32 - Wikipedia

    en.wikipedia.org/wiki/EFM32

    Serial digital interfaces: USART, low energy UART, I2C, and USB. Timer and triggers block of the MCU includes a CRYOTIMER, [ 10 ] low energy pulse counter (PCNT), and backup real-time-counter (RTC). Analog modules: ADCs, DACs, operational amplifiers , and analog comparators .

  8. Liquid crystal - Wikipedia

    en.wikipedia.org/wiki/Liquid_crystal

    The distortions of the liquid crystal are commonly described by the Frank free energy density. One can identify three types of distortions that could occur in an oriented sample: (1) twists of the material, where neighboring molecules are forced to be angled with respect to one another, rather than aligned; (2) splay of the material, where ...

  9. Simple and Fast Multimedia Library - Wikipedia

    en.wikipedia.org/wiki/Simple_and_Fast_Multimedia...

    SFML is free and open-source software provided under the terms of the zlib/png license. It is available on Linux , macOS , Windows and FreeBSD . [ 6 ] [ 7 ] The first version v1.0 was released on 9 August 2007, and the latest version, v3.0.0, was released on 21 December 2024.