# Keypad and Encoder demo ## Overview LVGL allows you to control the widgets with keypad and/or encoder without touchpad. This demo shows how to handle buttons, drop-down lists, rollers, sliders, switches and text inputs without touchpad. Learn more about the touchpad-less usage of LVGL [here](https://docs.lvgl.io/master/porting/indev.html#keypad-or-keyboard). ![Keypad and encoder navigation in LVGL embedded GUI library](screenshot1.gif) ## Run the demo - In `lv_conf.h` or equivalent places set `LV_USE_DEMO_KEYPAD_AND_ENCODER 1` - After `lv_init()` and initializing the drivers call `lv_demo_keypad_encoder()`