【免费】正点原子STM32F429移植lvgl7.11版本_正点原子lvgl,lvgl正点原子资源-CSDN下载资源-CSDN下载

共1343个文件

c：332个

h：215个

o：183个

需积分: 0 21 浏览量 2022-07-08 21:52:09 上传评论 3 收藏 37.29MB RAR 举报

STM32F429移植lvgl 7.11版本是将开源图形库LittleV Graphics Library（简称lvgl）应用到正点原子的STM32F429微控制器上的过程。lvgl是一个轻量级、高效且功能丰富的GUI库，适用于嵌入式系统，尤其适合资源有限的微控制器。这次移植特别强调了对不同尺寸屏幕的支持，包括4.3英寸、7英寸和10.1英寸的显示屏，并且还集成了RGB转VGA模块，使得在这些不同类型的屏幕上显示高质量图形成为可能。 STM32F429是意法半导体公司的一款高性能 Cortex-M4 内核的微控制器，它拥有丰富的外设接口和高处理能力，适合于复杂的图形处理任务。在移植lvgl时，首先需要配置STM32F429的GPIO、DMA和定时器等硬件资源，以驱动液晶显示屏并实现数据传输。GPIO用于控制显示屏的背光、触摸屏等外围设备，而DMA可以高效地传输图像数据，定时器则用于生成LCD所需的时序信号。 RGB转VGA模块是一个关键部分，它允许STM32F429产生的RGB数据转换为VGA信号，从而连接到标准的VGA显示器。这个模块通常包含一个数模转换器（DAC）和必要的信号调理电路，确保数字信号能够正确地驱动模拟显示器。在移植过程中，需要编写相应的驱动程序来与这个模块通信，设置分辨率、刷新率等参数，以达到最佳的显示效果。 lvgl 7.11版本提供了许多UI组件，如按钮、滑块、图表、文本框等，开发者可以通过API接口创建和定制界面布局。在STM32F429上实现这些功能需要对lvgl的事件处理机制有深入理解，包括对象创建、事件响应、动画执行等。此外，由于嵌入式系统的内存限制，还需要进行适当的内存管理和优化，例如使用LVGL的内存池功能，减少内存碎片。移植过程中，开发者通常会遇到性能优化问题，例如通过调整帧缓冲区大小、优化渲染算法、合理分配CPU资源来提升界面响应速度和流畅度。同时，对于不同尺寸的屏幕，可能需要适配不同的分辨率和显示比例，这涉及到对lvgl的屏幕设置和布局管理的掌握。在文件列表中提到的"STM32F429"可能是项目源代码或者开发过程中使用的固件文件，这些文件通常包含了移植的全部工作，包括驱动程序、配置文件、lvgl库的修改以及应用层代码。分析这些文件可以帮助我们理解移植的具体实现方式和优化策略。正点原子STM32F429移植lvgl 7.11版本是一项涉及硬件接口驱动、图形库优化、屏幕适配和内存管理等多个方面的综合工程。完成这个项目需要扎实的嵌入式系统知识、C/C++编程技能以及对图形用户界面设计的理解。通过这样的实践，开发者不仅可以提升自己的技术水平，还能为其他基于STM32F429的项目提供一个可复用的GUI解决方案。

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收起资源包目录

正点原子STM32F429移植 lvgl 7.11版本（1343个子文件）

template.uvguix.Administrator 82KB

template.axf 3.05MB

keilkilll.bat 399B

scan_example_522x340_argb8888.bin 693KB

img_btn_bg_1_174x215_argb8888.bin 146KB

img_btn_bg_4_174x215_argb8888.bin 146KB

img_btn_bg_3_174x215_argb8888.bin 146KB

img_btn_bg_2_174x215_argb8888.bin 146KB

img_ready_158x158_argb8888.bin 98KB

img_printer2_107x104_argb8888.bin 43KB

img_phone_77x99_argb8888.bin 30KB

img_cloud_93x59_argb8888.bin 21KB

img_internet_65x64_argb8888.bin 16KB

img_print_65x64_argb8888.bin 16KB

img_setup_63x64_argb8888.bin 16KB

img_usb_62x61_argb8888.bin 15KB

img_scan_51x61_argb8888.bin 12KB

img_copy_51x60_argb8888.bin 12KB

img_mobile_50x60_argb8888.bin 12KB

img_no_internet_42x42_argb8888.bin 7KB

icon_wifi_48x34_argb8888.bin 6KB

icon_pc_41x33_argb8888.bin 5KB

icon_eco_38x34_argb8888.bin 5KB

img_wave_27x47_argb8888.bin 5KB

icon_tel_35x35_argb8888.bin 5KB

icon_bright_29x29_argb8888.bin 3KB

icon_hue_23x23_argb8888.bin 2KB

lv_demo_printer_img_scan_example.c 9.14MB

lv_demo_printer_img_btn_bg_4.c 1.93MB

lv_demo_printer_img_btn_bg_1.c 1.93MB

lv_demo_printer_img_btn_bg_3.c 1.93MB

lv_demo_printer_img_btn_bg_2.c 1.93MB

lv_demo_printer_img_ready.c 1.72MB

img_lv_demo_music_cover_2.c 1.59MB

img_lv_demo_music_cover_1.c 1.59MB

img_lv_demo_music_cover_3.c 1.59MB

lv_demo_printer_img_printer2.c 785KB

img_cogwheel_argb.c 705KB

lv_font_simsun_16_cjk.c 610KB

img_lv_demo_music_wave_bottom.c 604KB

img_lv_demo_music_wave_top.c 604KB

lv_font_montserrat_48.c 562KB

lv_demo_printer_img_phone.c 538KB

lv_font_montserrat_46.c 530KB

img_cogwheel_chroma_keyed.c 530KB

img_cogwheel_rgb.c 529KB

img_lv_demo_music_logo.c 498KB

lv_font_montserrat_44.c 486KB

lv_font_montserrat_42.c 449KB

img_lv_demo_music_btn_pause.c 430KB

img_lv_demo_music_btn_play.c 430KB

lv_font_montserrat_40.c 410KB

lv_demo_printer_img_cloud.c 388KB

lv_font_montserrat_38.c 371KB

imgbtn_green.c 353KB

imgbtn_blue.c 353KB

lv_font_montserrat_36.c 337KB

lv_font_montserrat_34.c 307KB

lv_demo_printer_img_internet.c 294KB

lv_demo_printer_img_print.c 294KB

lv_demo_printer_img_setup.c 285KB

lv_font_dejavu_16_persian_hebrew.c 278KB

img_lv_demo_music_btn_next.c 272KB

img_lv_demo_music_btn_prev.c 272KB

lv_font_montserrat_32.c 271KB

lv_demo_printer_img_usb.c 268KB

lv_font_montserrat_30.c 248KB

img_lv_demo_music_btn_list_pause.c 246KB

img_lv_demo_music_btn_list_play.c 246KB

lv_font_montserrat_28.c 221KB

lv_demo_printer_img_scan.c 221KB

lv_demo_printer_img_copy.c 217KB

lv_demo_printer_img_mobile.c 213KB

lv_font_montserrat_26.c 196KB

stm32f4xx_hal_tim.c 175KB

lv_font_montserrat_24.c 172KB

lv_font_montserrat_22.c 153KB

lv_obj.c 153KB

lv_font_montserrat_28_compressed.c 138KB

stm32f4xx_hal_fmpi2c.c 134KB

lv_font_montserrat_20.c 132KB

lv_demo_printer_img_no_internet.c 126KB

stm32f4xx_hal_cryp.c 121KB

lv_font_montserrat_18.c 116KB

lv_demo_printer_icon_wifi.c 116KB

stm32f4xx_hal_sd.c 110KB

stm32f4xx_hal_i2c.c 105KB

stm32f4xx_hal_cryp_ex.c 103KB

lv_font_montserrat_16.c 98KB

img_lv_demo_music_slider_knob.c 98KB

lv_demo_printer_icon_pc.c 97KB

stm32f4xx_hal_rcc_ex.c 96KB

lv_demo_printer_icon_eco.c 92KB

lv_demo_printer_img_wave.c 91KB

lv_demo_printer_icon_tel.c 88KB

lv_font_montserrat_14.c 85KB

img_lv_demo_music_list_border.c 77KB

stm32f4xx_hal_eth.c 73KB

lv_font_montserrat_12_subpx.c 73KB

lv_font_montserrat_12.c 72KB

共 1343 条

#include "../../../lv_examples.h" #if LV_USE_DEMO_PRINTER #ifndef LV_ATTRIBUTE_MEM_ALIGN #define LV_ATTRIBUTE_MEM_ALIGN #endif #ifndef LV_ATTRIBUTE_IMG_LV_DEMO_PRINTER_IMG_SCAN_EXAMPLE #define LV_ATTRIBUTE_IMG_LV_DEMO_PRINTER_IMG_SCAN_EXAMPLE #endif const LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_IMG_LV_DEMO_PRINTER_IMG_SCAN_EXAMPLE uint8_t lv_demo_printer_img_scan_example_map[] = { #if LV_COLOR_DEPTH == 1 || LV_COLOR_DEPTH == 8 /*Pixel format: Red: 3 bit, Green: 3 bit, Blue: 2 bit*/ 0x4d, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x4d, 0x4d, 0x4d, 0x4d, 0x4d, 0x4d, 0x4d, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 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