A red momentary push button that connects a digital input pin to ground when pressed, used for user input.
A piezo buzzer that produces sound when a digital PWM signal is applied, commonly used for alerts or tones.
16x2 LCD with I2C backpack
display.lcd.16x2.i2c
A 16x2 character LCD with an I2C backpack, allowing you to display text using only two I2C pins (SDA and SCL).
Press enter or space to select a node. You can then use the arrow keys to move the node around. Press delete to remove it and escape to cancel.
Press enter or space to select an edge. You can then press delete to remove it or escape to cancel.