1 Output & Input ========================== .. toctree:: :maxdepth: 1 1.1_led_blink 1.2_button&led 1.3_chaser_light 1.4_analog&pwm 1.5_rgb_light_effects 1.6_tilt_switch 1.7_slide_switch 1.8_gentle_press 1.9_magnetic_trigger 1.10_motion_detection 1.11_potentiometer_control 1.12_photoresistor&led 1.13_thermometer 1.14_water_sensor 1.15_npn_transistor_switch 1.16_relay_module_control