{"id":362,"date":"2016-06-23T16:11:49","date_gmt":"2016-06-23T23:11:49","guid":{"rendered":"https:\/\/www.crystalfontz.com\/blog\/?p=362"},"modified":"2022-09-19T14:05:27","modified_gmt":"2022-09-19T21:05:27","slug":"tutorial-driving-144x32-graphic-lcd","status":"publish","type":"post","link":"https:\/\/www.crystalfontz.com\/blog\/tutorial-driving-144x32-graphic-lcd\/","title":{"rendered":"Tutorial: Driving a 144&#215;32 Graphic LCD"},"content":{"rendered":"<p>We have published a sample Arduino Sketch that shows how to drive a <a href=\"https:\/\/www.crystalfontz.com\/controllers\/Sitronix\/ST7920\" target=\"_blank\" rel=\"noopener\">Sitronix ST7920<\/a> based <a href=\"https:\/\/www.crystalfontz.com\/product\/cfag14432dtfhtt-display-module-lcd-144x32\" target=\"_blank\" rel=\"noopener\">CFAG14432D 144&times;32 Graphic LCD<\/a>&nbsp;in our support forum.<\/p>\n<p>With just a few primitive functions, you can create some nice looking displays.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"296\" class=\"alignnone size-full wp-image-363\" src=\"https:\/\/www.crystalfontz.com\/blog\/wp-content\/uploads\/CFAG14432D_ST7920_Arduino_Demonstration.jpg\" alt=\"Driving the CFAG 144x 32 LCD Arduino Demonstration\" srcset=\"https:\/\/www.crystalfontz.com\/blog\/wp-content\/uploads\/CFAG14432D_ST7920_Arduino_Demonstration.jpg 800w, https:\/\/www.crystalfontz.com\/blog\/wp-content\/uploads\/CFAG14432D_ST7920_Arduino_Demonstration-250x93.jpg 250w, https:\/\/www.crystalfontz.com\/blog\/wp-content\/uploads\/CFAG14432D_ST7920_Arduino_Demonstration-768x284.jpg 768w, https:\/\/www.crystalfontz.com\/blog\/wp-content\/uploads\/CFAG14432D_ST7920_Arduino_Demonstration-700x259.jpg 700w, https:\/\/www.crystalfontz.com\/blog\/wp-content\/uploads\/CFAG14432D_ST7920_Arduino_Demonstration-120x44.jpg 120w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\"><\/p>\n<p>We used a <a href=\"http:\/\/www.seeedstudio.com\/wiki\/Seeeduino_v4.2\" target=\"_blank\" rel=\"nofollow noopener\">Seeeduino v4.2<\/a>. An <a href=\"https:\/\/www.arduino.cc\/en\/Main\/ArduinoBoardUno\" target=\"_blank\" rel=\"nofollow noopener\">Arduino Uno<\/a> would work just as well. Here is a video overview of our setup.<\/p>\n<p><code><iframe loading=\"lazy\" src=\"https:\/\/www.youtube-nocookie.com\/embed\/0aAlguRIY7k?rel=0\" width=\"853\" height=\"480\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/code><\/p>\n<h3>In-Depth Tutorial<\/h3>\n<p>For the complete tutorial with photo step outs, please visit our support forum thread:<br>\n<a href=\"https:\/\/forum.crystalfontz.com\/showthread.php\/7410-Tutorial-ST7920-Seeeduino-v4-2-Arduino-Sample-Sketch-Driving-a-144x32-Graphic-LCD\">ST7920 Seeeduino v4.2 \/ Arduino Sample Sketch Driving a 144&times;32 Graphic LCD<\/a><\/p>\n<h3>Graphic LCDs<\/h3>\n<p>Take a closer look at the&nbsp;<a href=\"https:\/\/www.crystalfontz.com\/product\/cfag14432dtfhtt-display-module-lcd-144x32\" target=\"_blank\" rel=\"noopener\">Crystalfontz 144&times;32 Graphic LCD<\/a>&nbsp;featured in this post and our entire line of <a href=\"https:\/\/www.crystalfontz.com\/c\/graphic-lcds-&amp;-oleds\/17\">graphic LCD and OLED modules<\/a>.<\/p>\n<p>We invite you to contact our helpful customer support team via <a href=\"https:\/\/www.crystalfontz.com\/contact.php\">chat, phone, or email<\/a> &mdash; to see what display will best suit your needs or answer any questions our <a href=\"https:\/\/www.crystalfontz.com\/blog\/glossary\/lcd\/\" target=\"_self\" title=\"LCD stands for Liquid Crystal Display. An LCD is composed of two pieces of glass with a thin layer of liquid crystals between the glass layers. When a voltage is applied to the glass, the orientation of the crystals can be changed. This change in the crystal's orientation (called polarization) will make either a dark&hellip;\" class=\"encyclopedia\">LCD<\/a>, <a href=\"https:\/\/www.crystalfontz.com\/blog\/glossary\/tft\/\" target=\"_self\" title='TFT stands for Thin Film Transistor. TFTs are also known as \"Active Matrix TFT LCD modules\" and have an array of these thin film transistors fabricated on the glass that makes the LCD. There is one of these transistors for each pixel on the LCD. For a typical small color TFT LCD with a resolution&hellip;' class=\"encyclopedia\">TFT<\/a>, and <a class=\"encyclopedia\" title=\"OLED stands for Organic Light Emitting Diode. OLEDs are used to make OLED Displays, which can either be PMOLED (Passive Matrix OLED) or AMOLED (Active Matrix OLED). Crystalfontz carries a full line of OLED modules. Detailed Definition What makes OLEDs useful for display construction is that they can be fabricated in bulk. For instance, to&hellip;\" href=\"https:\/\/www.crystalfontz.com\/blog\/glossary\/oled\/\" target=\"_self\" rel=\"noopener\">OLED<\/a> modules.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We have published a sample Arduino Sketch that shows how to drive a Sitronix ST7920 based CFAG14432D 144&#215;32 Graphic LCD&nbsp;in our support forum. With just a few primitive functions, you can create some nice looking displays. We used a Seeeduino v4.2. An Arduino Uno would work just as well. Here is a video overview of [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":363,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[6,4,9],"tags":[134,135],"class_list":["post-362","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arduino","category-frequently-asked-questions","category-tutorial","tag-graphic-lcd","tag-how-to-guide"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Tutorial: Driving a 144x32 Graphic LCD<\/title>\n<meta name=\"description\" content=\"We have published a sample Arduino Sketch that shows how to drive a Sitronix ST7920 based CFAG14432D 144x32 Graphic LCD\u00a0in our support forum.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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