Workflow

Read in the current input sampler state of push button pin, which has been configured as an input in the use-case setup code.

bool pin_state = port_pin_get_input_level(BUTTON_0_PIN);

Write the inverted pin level state to LED pin, which has been configured as an output in the use-case setup code.

port_pin_set_output_level(LED_0_PIN, !pin_state);