最近我测试后发现
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lv_color_t *buf1 = heap_caps_malloc(EXAMPLE_LCD_H_RES * EXAMPLE_LVGL_BUF_HEIGHT * sizeof(lv_color_t), MALLOC_CAP_SPIRAM);
assert(buf1);
lv_color_t *buf2 = heap_caps_malloc(EXAMPLE_LCD_H_RES * EXAMPLE_LVGL_BUF_HEIGHT * sizeof(lv_color_t), MALLOC_CAP_SPIRAM);
assert(buf2);
// initialize LVGL draw buffers
lv_disp_draw_buf_init(&disp_buf, buf1, buf2, EXAMPLE_LCD_H_RES * EXAMPLE_LVGL_BUF_HEIGHT);