lv_obj_t * back_btn = lv_menu_get_main_header_back_button(menu); lv_obj_t * back_button_label = lv_label_create(back_btn); lv_label_set_text(back_button_label, "Back ...
** Instance Purpose:Read the real-time position information of the motor through the serial port ** Instance Phenomenon:After the program runs, it can be observed that: ** 1. The LED light flashes ...