LED Bumper#

Introduction#

The LED Bumper can change the color of its LED and detect when it is pressed.

For the examples below, the configured LED Bumper will be named bumper. They will be used in all subsequent examples throughout this API documentation when referring to LEDBumper class methods.

Below is a list of all methods:

Mutators – Change colors and brightness.

Getters – Return data from the LED Bumper.

  • is_pressed – Returns whether or not the LED Bumper is being pressed.

Mutators#

set_color#

set_color sets the color of the LED Bumper. If the LED is not already on when this method is used, it will set the brightness to 100% to turn the LED on.

Usage:
bumper.set_color(color)

Parameters

Description

color

The color to set the LED Bumper to:

  • GREEN
  • OFF
  • RED 

# Build Used: Super Code Base 2.0
def main():
    # Blink the LED off and on
    while True:
        bumper.set_color(GREEN)
        wait(0.5, SECONDS)
        bumper.set_color(OFF)
        wait(0.5, SECONDS)

# Start threads — Do not delete
start_thread(main)

set_brightness#

set_brightness sets the brightness of the LED Bumper.

Usage:
bumper.set_brightness(color)

Parameters

Description

color

The brightness of the LED as a percent from 0% to 100%.

 
# Build Used: Super Code Base 2.0
def main():
    # Light up the LED at different brightnesses
    bumper.set_brightness(25)
    bumper.set_color(GREEN)
    wait(2, SECONDS)
    bumper.set_brightness(100)

# Start threads — Do not delete
start_thread(main)

Getter#

is_pressed#

is_pressed returns a Boolean indicating whether or not the LED Bumper is pressed.

  • True – The bumper was pressed.

  • False – The bumper was not pressed.

Usage:
bumper.is_pressed()

Parameters

Description

This method has no parameters.

 
# Build Used: Super Code Base 2.0
def main():
    # Turn right when the bumper is pressed
    drivetrain.turn(LEFT)
    while not bumper.is_pressed():
        wait(0.2, SECONDS)
    drivetrain.turn(RIGHT)

# Start threads — Do not delete
start_thread(main)
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