Components Introduction ========================================= .. image:: img/list.jpg :align: center :width: 600 Below is the introduction to each component, which contains the operating principle of the component and the corresponding projects. .. toctree:: :maxdepth: 1 component_UNO_R4 component_breadboard component_wires component_resistor component_led component_rgb_led component_transistor component_buzzer component_button component_potentiometer component_photoresistor component_thermistor component_tilt_switch component_audio_speaker component_relay Components_joystick_module component_pir component_humiture_sensor component_oled