#ifLV_USE_FS_POSIX #defineLV_FS_POSIX_LETTER'/'/*Set an upper cased letter on which the drive will accessible (e.g. 'A')*/ #defineLV_FS_POSIX_PATH"/"/*Set the working directory. File/directory paths will be appended to it.*/ #defineLV_FS_POSIX_CACHE_SIZE 0/*>0 to cache th...
#define LV_FS_POSIX_CACHE_SIZE 0 /*>0 to cache this number of bytes in lv_fs_read()*/ #endif 2、再打开相对应的图片格式支持 *PNG decoder library*/ #define LV_USE_PNG 1 /*BMPdecoder library*/ #define LV_USE_BMP 0 /* JPG + split JPG decoder library. * Split JPG is a custom...
fs:文件系统和图像解码,包含文件系统接口的实现,以及第三方库的集成,如图像解码库(PNG、JPEG 等); misc:综合模块,包含一些杂项功能,如日志、数学工具、内存管理等。 lv_conf.h 是 LVGL的配置文件模板,用于自定义 LVGL 的行为和功能。通过配置该文件,可以根据硬件资源和项目需求调整 LVGL 的核心功能、内存管理、显...
然后是lv_conf.h的配置 #define LV_USE_FS_POSIX 0 #if LV_USE_FS_POSIX #define LV_FS_POSIX_LETTER 'S' /*Set an upper cased letter on which the drive will accessible (e.g. 'A')*/ #define LV_FS_POSIX_PATH "" /*Set the working directory. File/directory paths will be appended to...
lv_port_fs_template.c/h lv_port_indev_template.c/h 暂时只移植显示,所以复制lv_port_disp_template.c/h 到vendor/openvalley/niobeu4/demo/107_hdf_spi/lvgl下改名字为 lv_port_disp.c/h 将.c和.h里面的#if 0改为1 .c中#include "lv_port_disp_template.h"改为#include "lv_port_disp.h" ...
在lv_conf.h文件中找到: 这里大致的包含三个部分的宏定义, STDIO (Linux 和 Windows 都可以使用的 C 标准函数接口,比如:fopen, fread…) POSIX (Linux 和 Windows 都可以使用的 POSIX 函数接口,比如:open, read…) WIN32 (Windows 使用 Win32 API 函数接口比如:CreateFileA, ReadFile…) 原文链接:https:...
config LV_CONF_SKIP bool "Check this to not use custom lv_conf.h" default y config LV_CONF_MINIMAL bool "LVGL minimal configuration" menu "Color Settings" choice LV_COLOR_DEPTH prompt "Color depth" default LV_COLOR_DEPTH_16 help Color depth to be used. config LV_COLOR...
* - LV_STDLIB_CUSTOM: Implement the functions externally */ #define LV_USE_STDLIB_MALLOC LV_STDLIB_BUILTIN #define LV_USE_STDLIB_STRING LV_STDLIB_BUILTIN #define LV_USE_STDLIB_SPRINTF LV_STDLIB_BUILTIN #if LV_USE_STDLIB_MALLOC == LV_STDLIB_BUILTIN /*Size of the memory availab...
但是怎样在lv_conf.h中怎样配置这些选项 #define LV_USE_FS_STDIO '\0' /*Uses fopen, fread, etc*/ //#define LV_FS_STDIO_PATH "/home/john/" /*Set the working directory. If commented it will be "./" */ #define LV_USE_FS_POSIX '\0' /*Uses open, read, etc*/ //#define LV_...
:c:macro:`LV_FS_DEFAULT_DRIVER_LETTER` config parameter. Ready-to-use drivers *** @@ -20,15+24,80 @@ LVGL contains prepared drivers for the API of POSIX, standard C, Windows,and `FATFS <http://elm-chan.org/fsw/ff/00index_e.html>`__. Learn more:ref:`here <libs_filesystem...