rwaldron/johnny-five

Features

• Hardware & IoT - Provides a comprehensive JavaScript interface for connecting and managing electronic sensors, displays, and microcontrollers.
• Hardware Interfacing And Integration - Provides a standardized JavaScript interface to operate sensors and actuators across diverse microcontroller platforms.
• Motor Control - Provides comprehensive libraries for controlling DC, servo, and stepper motors for robotic movement.
• Robotics Frameworks - Provides a framework for programming robots and IoT devices using JavaScript to control sensors and actuators.
• Sensor and Actuator Drivers - Operates motors, servos, and LEDs to perform physical movements or visual signals based on program logic.
• Toggles and Switches - Detects when a physical toggle switch opens or closes and triggers events based on state change.
• Accelerometer Interfaces - Measures physical movement and tilt by tracking acceleration, pitch, roll, and orientation.
• Analog-to-Digital Converters - Reads the current voltage level of analog pins to determine signal values via analog-to-digital conversion.
• Board Management Frameworks - Initializes and manages boards and pins across various microcontroller platforms and IO plugins.
• Serial Port Interfaces - Establishes data connections to microcontrollers via automatic port detection or specified serial communication ports.
• Port Connection Managers - Establishes connections to physical boards automatically via USB serial or specified ports.
• Robotics and Control - Provides a framework for building robots and automated systems by controlling motors, servos, and actuators.
• Analog Sensor Interfacing - Samples values from common analog components such as potentiometers, photoresistors, and force-sensitive resistors.
• Sensor-Driven Event Triggers - Captures data from pressure and proximity sensors to trigger actions or change system states.
• Analog Signal Scaling - Captures signal changes from physical sensors and scales the values to a usable numeric range.
• GPIO Pin Controllers - Provides interfaces for reading and writing digital signals and managing hardware pin modes.
• Hardware Device Interfaces - Interacts with various sensors and actuators across different microcontroller platforms using a consistent interface.
• Hardware Signal Reading - Detects state changes from physical switches and buttons to trigger specific software events.
• Hardware Switch Configuration - Detects when a physical switch opens or closes to trigger events based on contact state.
• Inertial Measurement Unit Interfaces - Tracks orientation, acceleration, and angular velocity using Inertial Measurement Units and gyroscopes.
• Infrared Proximity Sensors - Measures distance or detects motion using infrared reflectance and proximity sensors.
• Input Event Processing - Captures signals from joysticks and switches to trigger software events based on user interaction.
• Board Initializers - Implements automated connection establishment and ready-event triggering for microcontroller boards.
• Sensor Integrations - Interacts with microcontrollers and electronic components using a standardized set of commands to read sensor data.
• Distance - Calculates distance to objects using ultrasonic or LIDAR rangefinding sensors.
• Hardware Prototyping Frameworks - Facilitates quick iteration on hardware projects using a JavaScript REPL to test sensors and components in real time.
• Magnetic Field Sensors - Provides drivers and interfaces for monitoring local magnetic field changes via magnetometer sensors.
• Compass Heading Calculation - Reads magnetometer data to calculate the current compass heading and bearing in degrees.
• Magnetometer Interfaces - Tracks the magnetic bearing of a device to determine orientation relative to north.
• Microcontroller Abstraction Layers - Offers a standardized library for managing pins, motors, and displays across various microcontroller platforms.
• Physical Button Interfacing - Monitors physical buttons to trigger software actions on press, release, or hold events.
• Physical Sensing Frameworks - Collects data from accelerometers, magnetometers, ultrasonic distance sensors, and PIR motion detectors.
• Physical Switch Interfacing - Detects state changes from buttons, toggle switches, and magnetic or tilt sensors.
• Pulse Width Modulation Controllers - Drives servos, stepper motors, and LEDs through pulse width modulation and digital signals.
• Stepper Motor Controllers - Manages stepper motor rotation including steps per revolution, speed, and acceleration ramps.
• Unified Hardware Interfaces - Provides a standardized JavaScript API to operate sensors and actuators regardless of the underlying hardware platform.
• Plugin-Based Architectures - Uses a modular plugin system to abstract communication across diverse microcontroller platforms and protocols.
• Buttons - Detects press and release events from physical buttons using internal pull-up resistors.
• Button Group Management - Monitors a group of physical push-buttons and triggers events for individual button interactions.
• Long Press Gestures - Detects sustained button presses to trigger specific hardware events.
• Motion Sensor Readers - Polls infrared hardware sensors to detect and trigger events based on physical movement.
• Orientation Trackers - Determines the physical orientation of a device in 3D space using sensor data.
• Hardware Integrations - Uses plugins to enable communication with physical IoT devices and various microcontroller platforms.
• Electronic Speed Controllers - Adjusts motor speed and direction using electronic speed controllers for forward and reverse movement.
• IO Expansion - Increases available pins using shift registers and IO expander chips.
• Joystick Interfaces - Captures analog signals from a joystick to determine movement and trigger events.
• Keypad Interfaces - Detects button presses, holds, and releases from a keypad via an analog pin.
• Continuous Rotation Servos - Controls continuous rotation servos in clockwise or counter-clockwise directions using PWM signals.
• Multi-Servo Coordination - Provides capabilities to move a group of servos simultaneously to specific angles using a single command.
• Servo Animations - Coordinates multiple servos using an asynchronous queue of keyframes and easing functions to create complex motions.
• Servo Positioning - Enables rotating motors to specific degree positions or sweeping defined ranges for precise hardware positioning.
• Servo Synchronization - Sends simultaneous commands to a group of servos to coordinate their movement or state.
• Shift Registers - Writes data to daisy-chained shift registers to operate hardware like seven-segment displays.
• Interactive REPLs - Exposes live program objects to an interactive terminal for real-time hardware control and debugging.
• Multi-Board Orchestration - Manages several hardware boards within a single program using unique identifiers or port paths.
• Read-Eval-Print Loops - Exposes internal program objects to a read-eval-print loop for real-time hardware manipulation and debugging.
• RGB Color Controllers - Manages multi-channel color lights and LED matrices for rendering characters and visual effects.
• Color Shift Detection - Monitors a color sensor for value shifts and triggers an event to retrieve RGB components.
• Character LCD Controllers - Outputs text and manages cursor and backlight effects on LCD screens for real-time status reporting.
• Color Sensing - Monitors light levels and color shifts via a sensor to provide real-time RGB values.
• IoT Platforms - Provides a set of tools for building internet-connected hardware projects with asynchronous event handling.
• Proximity Services - Implements proximity services that detect the distance of objects using infrared sensors.
• Collision Avoidance Sensors - Uses light and sound sensors to measure distance to nearby objects for collision avoidance.
• Analog Sensor Integrations - Measures temperature, humidity, barometric pressure, and altitude using analog and digital sensors.
• Environmental Monitoring - Reads temperature, pressure, and altitude from combined sensors to monitor environmental changes.
• Output Expanders - Controls multiple digital outputs using shift register chips to conserve microcontroller pins.
• H-Bridge Motor Drivers - Controls DC motor direction, braking, and speed through H-Bridge drivers and PWM.
• H-Bridge Drivers - Manages motor direction and speed using H-Bridge controllers with inverted pulse width modulation support.
• Hardware Input Pad Reading - Captures user input from physical matrix keypads and capacitive touch sensors.
• Infrared Reflectance Sensors - Reads infrared signals to detect surface presence by monitoring data changes.
• Relay Power Controllers - Toggles electronic relays to switch external power circuits on and off.
• Physical Input Configurators - Bridges software logic to physical hardware by mapping digital inputs and outputs to pins.
• Hardware Event Callbacks - Implements asynchronous callbacks that trigger in response to physical state changes like button presses or sensor thresholds.
• Ambient Temperature Monitoring - Captures ambient temperature and relative humidity from sensors in various scales.
• Embedded Input Controllers - Processes signals from joysticks and motion sensors to steer robots or manipulate software.
• Keyframe Animation Engines - Coordinates complex hardware movements using an asynchronous queue of keyframes and easing functions.
• Capacitive Touch Calibrators - Provides tools for configuring sensitivity thresholds to detect presses, releases, and holds on capacitive touchpads.
• Touch Controller Drivers - Provides driver-level integration for keypad controllers to detect touch events like presses and holds.
• Touch-to-Key Mappers - Detects capacitive touch events and maps them to specific keys.
• Touchpad Coordinate Retrieval - Monitors touchpads to identify specific triggered coordinates through press, hold, and release events.
• Touch Event Processors - Processes low-level touch events from capacitive grids to trigger callbacks for presses and releases.
• Hardware Interaction - Framework for controlling Arduino-based hardware.
• Hardware & IoT - Arduino framework for Node.js.
• IoT Frameworks - JavaScript robotics and IoT programming framework.
• More to explore - JavaScript robotics control library.

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