{"product_id":"pixelpal-16x2-lcd-display-with-i2c-interface","title":"PixelPal 16x2 LCD Display with I2C Interface","description":"\u003ch3\u003eThe PixelPal (or generic 1602) 16x2 LCD with an I2C interface features a 16-character, 2-line display. By utilizing an onboard PCF8574 I2C backpack, it reduces wiring to just four pins, freeing up valuable GPIO pins on your microcontroller for other sensors or modules.\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4 class=\"otQkpb\" aria-level=\"3\" role=\"heading\" data-sfc-root=\"c\" data-complete=\"true\" 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(0, 29, 53);'\u003e📌 Hardware \u0026amp; Pinout\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/h4\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-ved=\"2ahUKEwiokeeAoPWUAxXmRWcHHTgWFGcQi4wTegoIAggACAAICxAA\" 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(10, 10, 10);'\u003e\n\u003ch4 class=\"n6owBd awi2gc NOp1Jf\" data-sfc-root=\"c\" data-hveid=\"CAIIAAgACAsQAQ\" data-complete=\"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(10, 10, 10);'\u003e\u003cspan class=\"yADgie\" 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(10, 10, 10);'\u003eThe display relies on a 2-wire serial interface (SDA and SCL) for communication.\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable class=\"NRefec\" data-animation-nesting=\"\" 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(10, 10, 10);'\u003e\n\u003ctbody 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(10, 10, 10);'\u003e\n\u003ctr class=\"cZCYO\" 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(10, 10, 10);'\u003e\n\u003cth class=\"iry6k\" colspan=\"undefined\" 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: 14px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 1px solid rgb(210, 210, 210);'\u003e\n\u003ch5\u003eI2C Pin\u003cspan\u003e \u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/h5\u003e\n\u003c\/th\u003e\n\u003cth class=\"iry6k\" colspan=\"undefined\" 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: 14px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 1px solid rgb(210, 210, 210);'\u003e\n\u003ch5\u003eMicrocontroller Connection\u003c!--TgQPHd|[]--\u003e\n\u003c\/h5\u003e\n\u003c\/th\u003e\n\u003c!--TgQPHd|[]--\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"cZCYO\" 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(10, 10, 10);'\u003e\n\u003ctd class=\"cOeeGf\" colspan=\"undefined\" 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: 14px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 1px solid rgb(210, 210, 210);'\u003e\n\u003ch5\u003e\n\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: 14px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eVCC\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/h5\u003e\n\u003c\/td\u003e\n\u003ctd class=\"cOeeGf\" colspan=\"undefined\" 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: 14px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 1px solid rgb(210, 210, 210);'\u003e\n\u003ch5\u003e5V\u003c!--TgQPHd|[]--\u003e\n\u003c\/h5\u003e\n\u003c\/td\u003e\n\u003c!--TgQPHd|[]--\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"cZCYO\" 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(10, 10, 10);'\u003e\n\u003ctd class=\"cOeeGf\" colspan=\"undefined\" 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: 14px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 1px solid rgb(210, 210, 210);'\u003e\n\u003ch5\u003e\n\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: 14px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eGND\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/h5\u003e\n\u003c\/td\u003e\n\u003ctd class=\"cOeeGf\" colspan=\"undefined\" 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: 14px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 1px solid rgb(210, 210, 210);'\u003e\n\u003ch5\u003eGround\u003c!--TgQPHd|[]--\u003e\n\u003c\/h5\u003e\n\u003c\/td\u003e\n\u003c!--TgQPHd|[]--\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"cZCYO\" 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(10, 10, 10);'\u003e\n\u003ctd class=\"cOeeGf\" colspan=\"undefined\" 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: 14px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 1px solid rgb(210, 210, 210);'\u003e\n\u003ch5\u003e\n\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: 14px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eSDA\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/h5\u003e\n\u003c\/td\u003e\n\u003ctd class=\"cOeeGf\" colspan=\"undefined\" 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: 14px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 1px solid rgb(210, 210, 210);'\u003e\n\u003ch5\u003eData Line (e.g., A4 on Arduino Uno \/ Pin 20 on Raspberry Pi)\u003c!--TgQPHd|[]--\u003e\n\u003c\/h5\u003e\n\u003c\/td\u003e\n\u003c!--TgQPHd|[]--\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"cZCYO\" 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(10, 10, 10);'\u003e\n\u003ctd class=\"cOeeGf\" colspan=\"undefined\" 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: 14px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003ch5\u003e\n\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: 14px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003eSCL\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/h5\u003e\n\u003c\/td\u003e\n\u003ctd class=\"cOeeGf\" colspan=\"undefined\" 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: 14px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003ch5\u003eClock Line (e.g., A5 on Arduino Uno \/ Pin 21 on Raspberry Pi)\u003c\/h5\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-ved=\"2ahUKEwiokeeAoPWUAxXmRWcHHTgWFGcQi4wTegoIAggACAAIEhAA\" 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(10, 10, 10);'\u003e\n\u003ch4 class=\"otQkpb\" aria-level=\"3\" role=\"heading\" data-sfc-root=\"c\" data-complete=\"true\" 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(0, 29, 53);'\u003e🛠️ Contrast \u0026amp; Backlight\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|[]--\u003e\n\u003c\/h4\u003e\n\u003c\/div\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-ved=\"2ahUKEwiokeeAoPWUAxXmRWcHHTgWFGcQi4wTegoIAggACAAIExAA\" 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(10, 10, 10);'\u003e\n\u003cul class=\"KsbFXc U6u95\" 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: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);'\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgACBMQAQ\" data-complete=\"true\" 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(10, 10, 10);'\u003e\n\u003ch4\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(10, 10, 10);'\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(10, 10, 10);'\u003eContrast Adjustment:\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e There is a small blue potentiometer (trimmer) on the I2C backpack. If you turn on your display and see nothing but boxes or a blank screen, use a small screwdriver to gently adjust this dial until the text becomes clear.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgACBMQBg\" data-complete=\"true\" 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(10, 10, 10);'\u003e\n\u003ch4\u003e\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(10, 10, 10);'\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(10, 10, 10);'\u003eBacklight:\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e Most models feature a blue background with white text. The module usually includes a jumper (often labeled \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(10, 10, 10);'\u003eLED\u003c!--TgQPHd|[]--\u003e\u003c\/strong\u003e) on the backpack—removing this jumper will disable the backlight to save power.\u003c\/span\u003e\u003c\/h4\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Shop.ProjectX","offers":[{"title":"Default Title","offer_id":52520281178405,"sku":null,"price":289.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/7828\/0229\/files\/51KGy43y52L._SX522.jpg?v=1780839693","url":"https:\/\/shop.projectxedu.com\/products\/pixelpal-16x2-lcd-display-with-i2c-interface","provider":"Shop.ProjectX","version":"1.0","type":"link"}