20 static lv_obj_t *chart1;  variable
41 	lv_chart_set_next_value(chart1, ser_x, sensor_value_to_double(&accel[0]));  in sensor_timer_cb()
42 	lv_chart_set_next_value(chart1, ser_y, sensor_value_to_double(&accel[1]));  in sensor_timer_cb()
43 	lv_chart_set_next_value(chart1, ser_z, sensor_value_to_double(&accel[2]));  in sensor_timer_cb()
48 	chart1 = lv_chart_create(parent);  in create_accelerometer_chart()
49 	lv_obj_set_size(chart1, LV_HOR_RES, LV_VER_RES);  in create_accelerometer_chart()
50 	lv_chart_set_type(chart1, LV_CHART_TYPE_LINE);  in create_accelerometer_chart()
51 	lv_chart_set_div_line_count(chart1, 5, 8);  in create_accelerometer_chart()
52 	lv_chart_set_range(chart1, LV_CHART_AXIS_PRIMARY_Y, -20, 20); /* roughly -/+ 2G */  in create_accelerometer_chart()
53 	lv_chart_set_update_mode(chart1, LV_CHART_UPDATE_MODE_SHIFT);  in create_accelerometer_chart()
55 	ser_x = lv_chart_add_series(chart1, lv_palette_main(LV_PALETTE_RED),  in create_accelerometer_chart()
57 	ser_y = lv_chart_add_series(chart1, lv_palette_main(LV_PALETTE_BLUE),  in create_accelerometer_chart()
59 	ser_z = lv_chart_add_series(chart1, lv_palette_main(LV_PALETTE_GREEN),  in create_accelerometer_chart()
62 	lv_chart_set_point_count(chart1, CONFIG_SAMPLE_CHART_POINTS_PER_SERIES);  in create_accelerometer_chart()
65 	lv_obj_set_style_size(chart1, 0, 0, LV_PART_INDICATOR);  in create_accelerometer_chart()