# General Electronics

- [General Topics](/electronics/general.md): Topics more pertinent to general concepts, not restricted to vex.
- [External Boards](/electronics/general/external-boards.md)
- [ASUS Tinker Board S](/electronics/general/external-boards/asus-tinker-board.md): Tinker Board S is a single board computer (SBC) based on the Raspberry Pi form factor
- [Arduino](/electronics/general/external-boards/arduino.md): The Arduino is a popular and inexpensive 8-bit development platform, with three principal products (the Arduino Uno, Arduino Leonardo, and Arduino Mega).
- [Beagleboard](/electronics/general/external-boards/beagleboard.md): The BeagleBoard was designed as an educational board with open source software development in mind. It has gained popularity in colleges around the world.
- [Leaflabs Maple](/electronics/general/external-boards/leaflabs-maple.md): The LeafLabs Maple is a 32-bit microcontroller platform created by LeafLabs.
- [LattePanda](/electronics/general/external-boards/lattepanda.md): A powerful micro-processor capable of running desktop windows.
- [Meadow F7 Micro](/electronics/general/external-boards/meadow.md): The Meadow F7 Micro is a Full-stack .NET Standard IoT platform created by Wilderness Labs.
- [Netduino](/electronics/general/external-boards/netduino.md): The Netduino is a 32-bit open-source microcontroller platform created by Secret Labs. It is principally programmed in C# using the .NET Micro Framework.
- [ODROID-XU4](/electronics/general/external-boards/odroid-xu.md): The ODROID-XU is a low-power single-board computer based on the Exynos5422 system on a chip.
- [Pandaboard](/electronics/general/external-boards/pandaboard.md): The PandaBoard is a low-power, open-source (ref) single-board computer based on the Texas Instruments OMAP4430 system on a chip.
- [Raspberry Pi](/electronics/general/external-boards/raspberry-pi.md): The Raspberry Pi is a series of small single-board computers developed by the Raspberry Pi Foundation
- [Analog-Digital Converter (ADC)](/electronics/general/analog-digital-converter.md): An analog-to-digital converter (or ADC for short) is a device or microcontroller feature which converts an analog input voltage to a numeric value which a user program can use.
- [Bit-Bang](/electronics/general/bitbang.md): Bit-banging is a process where one emulates an unavailable peripheral using direct port manipulation commands on GPIO pins.
- [GPIO](/electronics/general/gpio.md): A general purpose I/O pin, or GPIO pin for short, is a pin on a microcontroller (ref) which can be used for software-controlled input or output.
- [I2C](/electronics/general/i2c.md): An Inter-Integrated Circuit interface, or I2C interface for short, is a two-wire bidirectional synchronous serial protocol connecting a master and one or more slaves.
- [Jitter](/electronics/general/jitter.md): In electrical engineering, jitter is used to describe the deviation of a clock signal from its periodic time base.
- [Line Noise](/electronics/general/line-noise.md): Noise, in electronics, is the unwanted fluctuation of a signal around its intended value.
- [List of Tools](/electronics/general/list-of-tools.md): A list of essential tools for VEXU sensor work.
- [Output Drive](/electronics/general/output-drive.md): This page refers to the electrical engineering concept of output drive. For information about mechanical drive strength, it may be better to read the pages on force and torque or gear ratios.
- [Power Consumption](/electronics/general/power-consumption.md): Power consumption refers to the amount of power required by a device to function.
- [Radius Array](/electronics/general/radius-array.md): The SIGBOTS R.A.D.I.U.S. Array (Reflectance and Analog Data Interpretation Unified Sensor) is a sophisticated line tracking sensor with capabilities exceeding that of the VEX Line Tracker.
- [Resettable Fuse (PTC)](/electronics/general/resettable-fuse-ptc.md): A resettable fuse, sometimes known as a PPTC for polymeric positive temperature coefficient, is a safety device intended to prevent excessive Power Consumption and thus overheating of an electronic de
- [SPI](/electronics/general/spi.md): A serial peripheral interface, or SPI for short, is a fast 4-wire synchronous protocol connecting a microcontroller and a peripheral.
- [Slew Rate](/electronics/general/slew-rate.md): Slew rate refers to the maximum rate at which a digital signal (usually a GPIO pin) can flip between its high and low states.
- [Stalling](/electronics/general/stalling.md)
- [USART](/electronics/general/usart.md): A universal synchronous/asynchronous receiver and transmitter, or USART for short, is a device which can act as a UART or SPI device.
- [UART](/electronics/general/uart.md): A UART, or Universal Asynchronous Receiver and Transmitter, is a microcontroller peripheral that sends and receives serial data at the level of its I/O voltage.
- [5 Volt Tolerant](/electronics/general/5-volt-tolerant.md): Voltage tolerance describes what values of input voltages on a microcontroller's GPIO pin higher than its I/O voltage are acceptable.
- [DC Motor Basics](/electronics/general/dc-motor-basics.md): The physics behind VEX motors