lv_chart_set_ext_y_array(chart, ser, value_array)makes the chart use an external array for the given series.value_arrayshould look like this:lv_coord_t * value_array[num_points]. The array size needs to be large enough to hold all the points of that series. The array’s pointer wi...
47LV_CHART_TYPE_VERTICAL_LINE = 0x08, 48LV_CHART_TYPE_AREA = 0x10, 49}; 50typedefuint8_t lv_chart_type_t; 51 53enum{ 54LV_CHART_UPDATE_MODE_SHIFT, 55LV_CHART_UPDATE_MODE_CIRCULAR, 56}; 57typedefuint8_t lv_chart_update_mode_t; ...
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17.lv_line线条 18.lv_slider滑块 19.lv_sw开关 20.lv_btnm矩阵按钮 21.lv_lmeter刻度指示器 22.lv_gauge仪表盘 23.lv_calendar日历 24.lv_mbox消息对话框 25.lv_page页面 26.lv_chart图表 27.lv_table表格 28.lv_preload预加载 29.lv_tabview选项卡 ...
( I use 900 points:lv_chart_set_point_count(ui.screen_chart_1, 900);) From my understanding the ticks on the X-axis have to be set only once (at initialization), why does this have an influence on the graph set function and therefore to the processor load?
Widget: Linegraph: Show a graph chart that displays how a measured value changes over time. Title: Enter a title for the widget. Overlay modifier: Select an overlay modifier as data source. If you have created MQTT overlays, they will be located at the end of the list. : Select the po...
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was being moved by random currents I stuck my hand into the tank to demonstrate that it was empty by wiggling the shell. Understand, I know that I haven't purposefully added any such class of animal to the tank. And, the shell that moved was heavily encrusted with coralline algae. <...
2.1.1238 Part 4 Section 4.8.59, ST_ViewType (List of View Types) 2.1.1239 Part 4 Section 4.8.61, ST_WebEncoding (Web Encoding) 2.1.1240 Part 4 Section 5.1.2.1.1, bldChart (Build Chart) 2.1.1241 Part 4 Section 5.1.2.1.2, bldDgm (Build Diagram) 2.1.1242 Part 4 ...
3-22-5_图表控件(lv_chart)的用法(课后思考3-如何在x、y轴上添加刻度?) 11:08 3-23-3_日历控件(lv_calendar)的用法(课后思考1-如何为日历控件添加自定义绘制事件) 23:41 3-24-3_图像控件(lv_image)的用法(课后思考1-如何使用LVGL的在线图像转换工具) 09:57 3-24-4_图像控件(lv_image)的用法...