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Play with Nodejs (not for Pi 5)

• What is Nodejs？
  • Install or update nodejs and npm

• Check the pigpio

• Output
  • 1.1 Displays
    • 1.1.1 Blinking LED
    • 1.1.2 RGB LED
    • 1.1.3 LED Bar Graph
    • 1.1.4 7-segment Display
    • 1.1.5 4-Digit 7-Segment Display
    • 1.1.6 LED Dot Matrix Module
    • 1.1.7 I2C LCD1602
  • 1.2 Sound
    • 1.2.1 Active Buzzer
  • 1.3 Drivers
    • 1.3.1 Motor
    • 1.3.2 Servo
    • 1.3.3 Relay

• Input
  • 2.1 Controllers
    • 2.1.1 Button
    • 2.1.2 Micro Switch
    • 2.1.3 Touch Switch Module
    • 2.1.4 Slide Switch
    • 2.1.5 Tilt Switch
    • 2.1.6 Rotary Encoder Module
    • 2.1.7 Potentionmeter
    • 2.1.8 Keypad
    • 2.1.9 Joystick
  • 2.2 Sensors
    • 2.2.1 Photoresistor
    • 2.2.2 Thermistor
    • 2.2.3 DHT-11
    • 2.2.4 Reed Switch Module
    • 2.2.5 IR Obstacle Avoidance Sensor
    • 2.2.6 Speed Sensor Module
    • 2.2.7 PIR
    • 2.2.8 Ultrasonic Sensor Module
    • 2.2.9 MPU6050 Module

• Extension
  • 3.1.1 Photograph Module