按它要求在前面定义一下就行,不然它会使用默认值 320x240: 这里还设了下 LV_HOR_RES_MAX 等,因为后边也有用。不设也行,因为只有全屏缓存用了。 我们实际调用 lvgl 并只进行显示时,是 lv_init() 然后再 lv_port_disp_init() 两步。看下 lv_port_disp_init() 里面有个 disp_init(),再点进去有个 /...
String filename="/p";//读取sd卡的文件名存储寄存器TFT_eSPI tft= TFT_eSPI();/*TFT instance*/staticlv_disp_buf_t disp_buf;staticlv_color_t buf[LV_HOR_RES_MAX *10];/*Display flushing*/voidmy_disp_flush(lv_disp_drv_t* disp,constlv_area_t* area, lv_color_t*color_p) { uint32_...
2.修改main.c,修改尺寸屏幕disp_drv.hor_res = 320; disp_drv.ver_res = 240; 之后在build,中进行编译,make -j12 ./lvgl_fb ./lvgl_fb执行程序。 我们会发现出现了报错 cat@lubancat:~/lv_port_linux_frame_buffer/build$ ./lvgl_fb ioctl(FBIOBLANK): Invalid argument unable to open evdev ...
after troubleshooting the problem seems to be in the screen buffer setup, as long as you load lv_tft_espi_create(TFT_HOR_RES, TFT_VER_RES, draw_buf, sizeof(draw_buf)); this piece of code will then reboot repeatedly.
/*Set the resolution of the display*/ disp_drv.hor_res = PKG_ILI_9341_WIDTH; disp_drv.ver_res = PKG_ILI_9341_HEIGHT; ... }注意事项暂无联系人信息维护人:Rbb66 主页:TFT-LCD-ILI9341About TFT-LCD-ILI9341 package Resources Readme Activity Stars 0 stars Watchers 1 watching Forks ...
lv_disp_draw_buf_init(&disp_buf, buf1, NULL,LCD_H_RES * LCD_V_RES); ESP_LOGI(TAG, "Register display driver to LVGL"); lv_disp_drv_init(&disp_drv); disp_drv.hor_res = LCD_H_RES; disp_drv.ver_res = LCD_V_RES; disp_drv.flush_cb = lvgl_flush_cb; disp_drv.draw_buf =...
tft.begin();/*TFT init*///tft.setRotation(4); /* mirror */lv_disp_buf_init(&disp_buf, buf, NULL, LV_HOR_RES_MAX *10);/*Initialize the display*/lv_disp_drv_t disp_drv; lv_disp_drv_init(&disp_drv); disp_drv.hor_res=240; ...
RETROÉCLA I RAGE 100 1280 x1024 / 60Hz EX I T CONTRASTE 100 1280 x1024 / 60Hz EX I T LUM I NOS I TÉ 100 1280 x1024 / 60Hz EX I T ECRAN AUTOMAT I QUE PHASE HOR L OGE CENTRAGE H CENTRAGE V 1280 x1024 / 60Hz EX I T COULEUR 9300K 6500K s RGB UT I L I SATEUR ...
void lv_port_disp_init(void){ disp_init(); static lv_disp_draw_buf_t draw_buf_dsc_1; static lv_color_t buf_1[LV_HOR_RES_MAX * 10]; /*A buffer for 10 rows*/ lv_disp_draw_buf_init(&draw_buf_dsc_1, buf_1, NULL, LV_HOR_RES_MAX * 10); /*Initialize the display buffer...
TFT LCD 指南说明书 EN Instruction Manual