{"product_id":"lcd1602-keypad-shield-16x2-lcd-display-module-with-button-interface","title":"LCD1602 Keypad Shield – 16x2 LCD Display Module with Button Interface","description":"\u003cdiv class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgNEAA\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003eThe \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003eLCD1602 Keypad Shield\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e is \u003cmark class=\"HxTRcb\" data-sfc-root=\"c\" data-wiz-uids=\"FOFdQb_12\" data-sfc-cb=\"\" data-ved=\"2ahUKEwjd7cyB1POUAxUYUaQEHYneDDMQuJAPeggIAggACA0QAQ\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 500; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e\u003c!--qkimaf FOFdQb_11\/HugV6--\u003e\u003c!--cqw1tb FOFdQb_11\/HugV6--\u003ean all-in-one user interface expansion board designed primarily for \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003eArduino Uno\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e, \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003eMega\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e, and compatible microcontrollers\u003c!--TgQPHd|[]--\u003e\u003c\/mark\u003e. It integrates a \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e16x2 character LCD screen\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e with a \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e5-button navigation keypad\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e and a reset button. This configuration allows you to quickly build standalone projects with menus, real-time data readouts, and configuration dashboards without dealing with a mess of jumper wires.\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"Fsg96\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 14px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e\u003c!--TgQPHd|[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"otQkpb\" aria-level=\"3\" role=\"heading\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-sae=\"\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003eHardware Overview\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-processed=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgeEAA\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e16x2 Character Display\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e: Built around the standard \u003cspan class=\"iNLQDb\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e\u003cspan class=\"qNqJIe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 500; margin: 0px; text-decoration: underline 1px rgb(153, 195, 255); border-bottom: 0px rgb(153, 195, 255);\"\u003e\u003cspan role=\"button\" class=\"VJIUmc\" aria-label=\"Robocraze\" data-ved=\"2ahUKEwjd7cyB1POUAxUYUaQEHYneDDMQ2oAUeggIAggACB4QAg\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 500; margin: 0px; text-decoration: none; border-bottom: 0px rgb(153, 195, 255);\" tabindex=\"0\"\u003e\u003cspan data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 500; margin: 0px; text-decoration: none; border-bottom: 0px rgb(153, 195, 255);\"\u003e\u003cimg id=\"img-SJ4kat2pFJiikdUPib2zmAM_22\" class=\"xQj6O\" src=\"data:image\/png;base64,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\" alt=\"\" data-deferred=\"3\" data-imglogged=\"true\" data-aatf=\"1\" data-sae=\"\" data-imgprocessed=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 500; margin: 0px 2px 2px 0px; text-decoration: none; border-bottom: 1px solid rgb(78, 80, 89); object-fit: contain; width: 18px; height: 18px;\"\u003e\u003c\/span\u003e\u003c\/span\u003e⁠HD44780 controller\u003c!--__FLUSH_BOUNDARY__--\u003e\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|[[\u0026quot;https:\/\/robocraze.com\/blogs\/post\/lcd-16-2-pin-configuration-and-its-working\u0026quot;,null,null,[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,[{\u0026quot;1218\u0026quot;:[16]}]],16,null,\u0026quot;LCD 16×2 Pin Configuration, Working \\u0026 Applications - Robocraze\u0026quot;,\u0026quot;The LCD 16×2 module typically has 16 pins. The key pins include VSS (ground), VDD (power), VO (contrast), RS (register select), RW (read\/write), E (enable), and data pins D0 to D7. These pins facilitate communication and control between the LCD and microcontrollers.\u0026quot;,\u0026quot;https:\/\/encrypted-tbn1.gstatic.com\/images?q\\u003dtbn:ANd9GcRsvPRUe4VD4EZEVeFWJAqZLqRAE66B8jZS6BUOoqOwssQ5cxS21jFlg9KxRJbABbmdoMGdrObrhati1mYCKA\u0026quot;,\u0026quot;Robocraze\u0026quot;,\u0026quot;https:\/\/encrypted-tbn1.gstatic.com\/faviconV2?url\\u003dhttps:\/\/robocraze.com\\u0026client\\u003dAIM\\u0026size\\u003d128\\u0026type\\u003dFAVICON\\u0026fallback_opts\\u003dTYPE,SIZE,URL\u0026quot;,[[1780784712333021,77877528,856481417],null,null,null,null,[[2,0,22]]],null,\u0026quot;3d3cde41-dc47-4714-b6d1-0db97991fb64\u0026quot;]]--\u003e\u003c\/span\u003e. It displays 2 lines of 16 characters each. It usually features a bright blue backlight with crisp white text.\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgeEAc\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003eContrast Potentiometer\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e: A small trimpot (usually located in the upper-left corner) used to adjust the screen contrast so the text is cleanly visible.\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgeEA0\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e\n\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e5-Button Voltage Divider\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e: To save valuable I\/O pins, the \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003eSelect, Left, Up, Down, and Right\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e buttons are wired into a multi-stage resistor voltage divider. This allows the microcontroller to read all 5 navigation keys using just \u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003ea single analog pin\u003c\/strong\u003e by measuring different voltage levels.\u003c!--TgQPHd|[]--\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgeEBI\" data-complete=\"true\" data-sae=\"\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" aria-owns=\"action-menu-parent-container\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003e\u003cstrong class=\"Yjhzub\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style=\"font-family: Google Sans, Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);\"\u003eReset Button\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e: A dedicated button wired directly to the Arduino's RST pin to safely restart your sketch.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"K-TECHNICS","offers":[{"title":"Default Title","offer_id":42853864439879,"sku":null,"price":600.0,"currency_code":"KES","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/7637\/2039\/files\/LCD1602keypadshield.webp?v=1780784626","url":"https:\/\/www.ktechnics.com\/products\/lcd1602-keypad-shield-16x2-lcd-display-module-with-button-interface","provider":"K-TECHNICS","version":"1.0","type":"link"}