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  2. Flashrom (utility) - Wikipedia

    en.wikipedia.org/wiki/Flashrom_(utility)

    Support for programmers include the Bus Pirate [3] and the Raspberry Pi. [4] It supports over 480 flash chip families, 291 chipsets, 524 mainboards, 71 PCI devices, 19 USB devices and various parallel/serial port-based devices which can be used as programmers. It supports cross-flashing and hot-flashing. [5]

  3. Raspberry Pi 4 - Wikipedia

    en.wikipedia.org/wiki/Raspberry_Pi_4

    The Raspberry Pi 4 is the 4th generation of the mainline series of Raspberry Pi single-board computers.Developed by Raspberry Pi (Trading) Ltd [1] and released on 24 June 2019, the Pi 4 came with many improvements over its predecessor; the SoC was upgraded to the Broadcom BCM2711, two of the Raspberry Pi's four USB ports were upgraded to USB 3.0, and options were added for RAM capacities ...

  4. USB-to-serial adapter - Wikipedia

    en.wikipedia.org/wiki/USB-to-serial_adapter

    FTDI US232R : USB to RS-232 cable. A USB-to-serial adapter or simply USB adapter is a type of protocol converter that is used for converting USB data signals to and from serial communications standards (serial ports). Most commonly the USB data signals are converted to either RS-232, RS-485, RS-422, or TTL-level UART serial data.

  5. 16550 UART - Wikipedia

    en.wikipedia.org/wiki/16550_UART

    It is frequently used to implement the serial port for IBM PC compatible personal computers, where it is often connected to an RS-232 interface for modems, serial mice, printers, and similar peripherals. It was the first serial chip used in the IBM PS/2 line, which were introduced in 1987. [2] [3] [4] The part was originally made by National ...

  6. Serial Peripheral Interface - Wikipedia

    en.wikipedia.org/wiki/Serial_Peripheral_Interface

    Serial Peripheral Interface (SPI) is a de facto standard (with many variants) for synchronous serial communication, used primarily in embedded systems for short-distance wired communication between integrated circuits.

  7. USB communications - Wikipedia

    en.wikipedia.org/wiki/USB_communications

    The written USB 3.0 specification was released by Intel and its partners in August 2008. The first USB 3.0 controller chips were sampled by NEC in May 2009, [4] and the first products using the USB 3.0 specification arrived in January 2010. [5] USB 3.0 connectors are generally backward compatible, but include new wiring and full-duplex operation.

  8. RP2040 - Wikipedia

    en.wikipedia.org/wiki/RP2040

    Raspberry Pi Ltd 51×21 40+3 via headers 6 micro-USB 2 MB 26 3 BOOTSEL Pico W [17] Raspberry Pi Ltd 51×21 40+3 via headers 6 micro-USB 2 MB 26 3 BOOTSEL Wi-Fi, Bluetooth: XIAO RP2040 [18] Seeed Studio 20×17.5×3.5 14 Reset Button/ Boot Button USB Type-C interface 2 MB BOOTSEL + RESET Nano RP2040 Connect [19] Arduino: 45×18 30 via pads 5+4+2 ...

  9. Raspberry Pi - Wikipedia

    en.wikipedia.org/wiki/Raspberry_Pi

    The Raspberry Pi 4 Model B was released in June 2019 [26] with a 1.5 GHz 64-bit quad core ARM Cortex-A72 processor, on-board 802.11ac Wi-Fi, Bluetooth 5, full gigabit Ethernet (throughput not limited), two USB 2.0 ports, two USB 3.0 ports, 1, 2, 4, or 8 GB of RAM, and dual-monitor support via a pair of micro HDMI (HDMI Type D) ports for up to ...