{"id":14231,"date":"2023-04-01T10:35:39","date_gmt":"2023-04-01T05:05:39","guid":{"rendered":"https:\/\/fastbitlab.com\/?p=14231"},"modified":"2024-03-02T12:44:40","modified_gmt":"2024-03-02T07:14:40","slug":"stm32-ltdc-lcd-tft-lvgl-mcu3-lecture-9-pixel-density-and-resolution","status":"publish","type":"post","link":"https:\/\/fastbitlab.com\/blog\/stm32-ltdc-lcd-tft-lvgl-mcu3-lecture-9-pixel-density-and-resolution\/","title":{"rendered":"STM32-LTDC, LCD-TFT, LVGL (MCU3) Lecture 9| Pixel density and resolution"},"content":{"rendered":"<div class=\"boldgrid-section\" style=\"background-image: linear-gradient(to left, #eeeeee, #eeeeee);\" data-bg-color-1=\"#EEEEEE\" data-bg-color-2=\"#EEEEEE\" data-bg-direction=\"to left\">\n<div class=\"container\">\n<div class=\"row\" style=\"padding-top: 35px; padding-bottom: 0px; background-image: linear-gradient(to left, #eeeeee, #eeeeee);\" data-bg-color-1=\"#EEEEEE\" data-bg-color-2=\"#EEEEEE\" data-bg-direction=\"to left\">\n<div class=\"col-md-1 col-sm-12 col-xs-12 col-lg-1\">\n<div class=\"boldgrid-shortcode\" data-imhwpb-draggable=\"true\">\n\n<\/div>\n<p class=\"\">&nbsp;<\/p>\n<\/div>\n<div class=\"col-md-10 col-sm-12 col-xs-12 col-lg-10\">\n<h1 class=\"\" style=\"text-align: center; font-size: 35px; border-width: 0px; line-height: 50px; font-family: 'Roboto Slab'; font-weight: 400;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\"><strong><span style=\"color: #000080;\">Pixel density and resolution<\/span><\/strong><\/h1>\n<div class=\"row bg-editor-hr-wrap\" style=\"border-width: 0px; margin-top: 0px;\">\n<div class=\"col-lg-12 col-md-12 col-xs-12 col-sm-12\">\n<div>\n<div class=\"bg-hr bg-hr-10 color2-color\" style=\"border-style: solid; border-width: 0px 0px 3px;\"><\/div>\n<p>&nbsp;<\/p>\n<\/div>\n<\/div>\n<\/div>\n<h2 class=\"\" style=\"font-size: 20px; line-height: 30px; font-family: 'Roboto Slab'; font-weight: 400;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\"><span style=\"color: #993300;\"><strong><span style=\"text-decoration: underline;\">Pixel density and resolution<\/span><\/strong><\/span><\/h2>\n<p class=\"\" style=\"font-size: 17px; line-height: 30px; font-family: 'Roboto Slab'; font-weight: 400;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\"><span style=\"color: #000000;\">These are related concepts that describe the visual clarity and sharpness of a display or image. While they are often used interchangeably, they refer to different aspects of the display.<\/span><\/p>\n<p class=\"\">&nbsp;<\/p>\n<p class=\"\" style=\"border-width: 0px; font-family: 'Roboto Slab'; font-weight: 400; font-size: 25px; line-height: 30px;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\"><span style=\"text-decoration: underline; color: #cc5514;\"><b>Pixel density of the display device (ppi)<\/b><\/span><\/p>\n<ul class=\"\" style=\"font-size: 17px; line-height: 30px; font-family: 'Roboto Slab'; font-weight: 400;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\">\n<li data-font-family=\"Roboto Slab\" data-font-weight=\"400\"><span style=\"color: #000000;\">Pixel density, also known as pixels per inch (PPI) or dots per inch (DPI), measures the number of pixels that fit within one inch of a display.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">Pixel density is measured in ppi(pixel per inch).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">It denotes how many pixels are there in per inch of the display.&nbsp;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">More pixels\/inch means more clarity of the image and texts shown on the display.&nbsp;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400; color: #000000;\">As ppi of the display increases, it is capable of showing high resolution images(more pixel information) in less space without or with less degradation of quality of the image.<\/span><\/li>\n<\/ul>\n<p class=\"\"><img decoding=\"async\" class=\"aligncenter wp-image-14235\" src=\"https:\/\/fastbitlab.com\/wp-content\/uploads\/2023\/03\/Figure-2-8-300x217.png\" alt=\"Pixel density and resolution\" width=\"191\" height=\"139\" srcset=\"https:\/\/fastbitlab.com\/blog\/wp-content\/uploads\/2023\/03\/Figure-2-8-300x217.png 300w, https:\/\/fastbitlab.com\/blog\/wp-content\/uploads\/2023\/03\/Figure-2-8-600x434.png 600w, https:\/\/fastbitlab.com\/blog\/wp-content\/uploads\/2023\/03\/Figure-2-8.png 657w\" sizes=\"(max-width: 191px) 100vw, 191px\" \/><\/p>\n<p class=\"\">&nbsp;<\/p>\n<p class=\"\" style=\"border-width: 0px; font-size: 17px; line-height: 30px; font-family: 'Roboto Slab'; font-weight: 400;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\"><span style=\"font-weight: 400; color: #000000;\">While purchasing a mobile phone, you might have explored the parameter ppi, as shown in Figure 1.<\/span><\/p>\n<figure id=\"attachment_14234\" aria-describedby=\"caption-attachment-14234\" style=\"width: 561px\" class=\"wp-caption aligncenter\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-14234\" src=\"https:\/\/fastbitlab.com\/wp-content\/uploads\/2023\/03\/Figure-1-9.png\" alt=\"Pixel density and resolution\" width=\"561\" height=\"293\" srcset=\"https:\/\/fastbitlab.com\/blog\/wp-content\/uploads\/2023\/03\/Figure-1-9.png 1685w, https:\/\/fastbitlab.com\/blog\/wp-content\/uploads\/2023\/03\/Figure-1-9-300x156.png 300w, https:\/\/fastbitlab.com\/blog\/wp-content\/uploads\/2023\/03\/Figure-1-9-1024x534.png 1024w, https:\/\/fastbitlab.com\/blog\/wp-content\/uploads\/2023\/03\/Figure-1-9-768x401.png 768w, https:\/\/fastbitlab.com\/blog\/wp-content\/uploads\/2023\/03\/Figure-1-9-600x313.png 600w, https:\/\/fastbitlab.com\/blog\/wp-content\/uploads\/2023\/03\/Figure-1-9-1536x801.png 1536w\" sizes=\"(max-width: 561px) 100vw, 561px\" \/><figcaption id=\"caption-attachment-14234\" class=\"wp-caption-text\"><span style=\"color: #000000;\">Figure 1. Pixel density of the display device(PPI)<\/span><\/figcaption><\/figure>\n<p class=\"\">&nbsp;<\/p>\n<p class=\"\" style=\"font-size: 17px; line-height: 30px; font-family: 'Roboto Slab'; font-weight: 400;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\"><span style=\"color: #000000;\">Pixel density is calculated based on the resolution and physical size of the display. To determine pixel density, the diagonal size of the display and the resolution in width and height are taken into account. <\/span><\/p>\n<p class=\"\">&nbsp;<\/p>\n<p class=\"\" style=\"border-width: 0px; font-family: 'Roboto Slab'; font-weight: 400; font-size: 25px; line-height: 30px;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\"><span style=\"text-decoration: underline; color: #000080;\"><b>Resolution:<\/b><\/span><\/p>\n<p class=\"\" style=\"font-size: 17px; line-height: 30px; font-family: 'Roboto Slab'; font-weight: 400;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\"><span style=\"color: #000000;\">Resolution refers to the number of pixels displayed on a screen, typically measured as width x height.<\/span><\/p>\n<p class=\"\" style=\"border-width: 0px; font-size: 18px; line-height: 30px; font-family: 'Roboto Slab'; font-weight: 400;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\"><strong><span style=\"text-decoration: underline; color: #cc5514;\">Image resolution:<\/span><\/strong><\/p>\n<p class=\"\" style=\"border-width: 0px; font-family: 'Roboto Slab'; font-weight: 400; font-size: 17px; line-height: 30px;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\"><span style=\"font-weight: 400; color: #000000;\">Number of pixels used to represent an image arranged in some standard graphics display width and height dimensions.<\/span><\/p>\n<p class=\"\" style=\"border-width: 0px; font-family: 'Roboto Slab'; font-weight: 400; font-size: 17px; line-height: 30px;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\"><span style=\"font-weight: 400; color: #000000;\">An image of 1600&#215;900(HD+resolution)will portray more details about the image than 1280&#215;720(HD resolution)image.<\/span><\/p>\n<p class=\"\">&nbsp;<\/p>\n<p class=\"\" style=\"border-width: 0px; font-family: 'Roboto Slab'; font-weight: 400; font-size: 17px; line-height: 30px;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\"><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/en.wikipedia.org\/wiki\/Graphics_display_resolution#:~:text=The%20graphics%20display%20resolution%20is,such%20as%20a%20computer%20monitor.\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Graphics display resolution<\/span><\/a><\/span><span style=\"font-weight: 400;\"> \u2192 <span style=\"color: #000000;\">You can refer to this in Wikipedia, where they have beautifully explained different graphic display resolutions available. <\/span><\/span><\/p>\n<p class=\"\">&nbsp;<\/p>\n<p class=\"\" style=\"border-width: 0px; font-family: 'Roboto Slab'; font-weight: 400; font-size: 20px; line-height: 30px;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\"><strong><span style=\"text-decoration: underline; color: #cc5514;\">Display resolution:<\/span><\/strong><\/p>\n<p class=\"\" style=\"border-width: 0px; font-family: 'Roboto Slab'; font-weight: 400; font-size: 17px; line-height: 30px;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\"><span style=\"font-weight: 400; color: #000000;\">Number of pixels available in a given size of the display arranged in standard graphics display width and height dimension.<\/span><\/p>\n<p class=\"\" style=\"border-width: 0px;\">&nbsp;<\/p>\n<p class=\"\" style=\"font-size: 18px; line-height: 30px; font-family: 'Roboto Slab'; font-weight: 400;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\"><span style=\"color: #800080;\"><b>Get the Full Course on STM32-LTDC, LCD-TFT, LVGL (MCU3)<\/b><\/span><span style=\"color: #0000ff;\"><a style=\"color: #0000ff;\" href=\"https:\/\/www.udemy.com\/course\/mastering-microcontroller-stm32-ltdc-lcd-tft-lvgl\/\"> <b>Here<\/b><\/a>.<\/span><\/p>\n<p class=\"\" style=\"font-size: 23px; border-width: 0px; font-family: 'Roboto Slab'; font-weight: 400; line-height: 30px;\" data-font-family=\"Roboto Slab\" data-font-weight=\"400\" data-font-style=\"\"><span style=\"color: #000080;\"><b>FastBit Embedded Brain Academy Courses<\/b><\/span><\/p>\n<p class=\"\" style=\"font-size: 17px; border-width: 0px;\"><span style=\"color: #000000;\">C<span style=\"font-weight: 400;\"><span style=\"color: #000000;\">lick here:<\/span><span style=\"color: #0000ff;\">&nbsp;<\/span><\/span><\/span><span style=\"color: #0000ff;\"><a style=\"color: #0000ff; text-decoration: underline;\" href=\"http:\/\/fastbitlab.com\/course1\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">https:\/\/fastbitlab.com\/course1<\/span><\/a><\/span><\/p>\n<p class=\"\">&nbsp;<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; Pixel density and resolution &nbsp; Pixel density and resolution These are related concepts that describe the visual clarity and sharpness of a display or image. While they are often used interchangeably, they refer to different aspects of the display. &nbsp; Pixel density of the display device (ppi) Pixel density, also known as pixels per [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":14234,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"0","ocean_second_sidebar":"0","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"0","ocean_custom_header_template":"0","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"0","ocean_menu_typo_font_family":"0","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"enable","ocean_disable_heading":"default","ocean_post_title":"Pixel density and resolution","ocean_post_subheading":"","ocean_post_title_style":"solid-color","ocean_post_title_background_color":"#0060af","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"0","ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"off","ocean_gallery_id":[],"footnotes":""},"categories":[8],"tags":[],"class_list":["post-14231","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","entry","has-media"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What is Pixel density and Resolution?<\/title>\n<meta name=\"description\" content=\"Learn how pixel density influences image clarity and the impact of resolution on visual details. 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