{"product_id":"4x4-push-button-switch-16-keys-8leds-matrix-independent-keyboard-module-for-avr-arm-stm32","title":"4×4 Push Button Switch 16 Keys 8 LEDs Matrix Independent Keyboard Module for AVR ARM STM32","description":"\u003cdiv class=\"product_info\"\u003e\n\u003ch2 class=\"sing--sub-heading\"\u003e\u003cspan style=\"font-size: 18.72px;\"\u003e4×4 Push Button Switch 16 Keys 8 LEDs Matrix Independent Keyboard Module for AVR ARM STM32 \u003c\/span\u003e\u003c\/h2\u003e\n\u003cstrong\u003e The 4 x 4 matrix keypad usually is used as input in a project.\u003c\/strong\u003e It has 16 keys in total, which means the same input values. The 4 x 4 Matrix Keypad Module is a matrix non-encoded keypad consisting of 16 keys in parallel. The keys of each row and column are connected through the pins outside pin R1-R4 as labelled beside control the rows, when L1-L4, the columns.\u003cbr\u003e\u003cbr\u003eA 4×4 matrix keypad consisting of microswitch pushbuttons. The module has four holes 3mm (M3) holes for mounting. The pin designations on each PCB are shown on each PCB. Four pins are thus used as an x coordinate and the other 4 as a y coordinate.\u003cbr\u003e\u003cbr\u003eThe module is already equipped with soldered pin headers.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e Application: outside the expansion of the MCU button, the application of electronic building blocks, etc. \u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eTechnical Details\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003eItem Type: Keypad Module\u003c\/li\u003e\n\u003cli\u003eModel Type: Matrix Keyboard\u003c\/li\u003e\n\u003cli\u003eSwitch Type: Momentary\u003c\/li\u003e\n\u003cli\u003ePin Spacing: 2.54mm\u003c\/li\u003e\n\u003cli\u003eDimensions (L x W x H): 61mm x 51mm x 10mm\u003c\/li\u003e\n\u003cli\u003eWeight: 18g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eFeature\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003e4×4 Matrix Keyboard Module with 16 buttons\u003c\/li\u003e\n\u003cli\u003eCompact size, saves space\u003c\/li\u003e\n\u003cli\u003eConvenient to use\u003c\/li\u003e\n\u003cli\u003eExpanded development application modules for single-chip\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eApplications\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmbedded Systems:\u003c\/strong\u003e Used in AVR, ARM, STM32, and other microcontroller projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIY Keypad Interfaces:\u003c\/strong\u003e Custom input panel for electronics and automation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecurity Systems:\u003c\/strong\u003e Numeric keypads for password entry and access control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Control Panels:\u003c\/strong\u003e User interface for industrial automation systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHome Automation:\u003c\/strong\u003e Smart control for lighting, fans, and appliances.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGaming \u0026amp; Simulators:\u003c\/strong\u003e Custom controller input for arcade machines and simulators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobotics \u0026amp; IoT Projects:\u003c\/strong\u003e Command input for robotic systems and IoT applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMusical Instruments \u0026amp; Audio Control:\u003c\/strong\u003e MIDI controllers and digital sound systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003ePhysical Attributes\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003eDimensions (L x W x H): 61mm x 51mm x 10mm\u003c\/li\u003e\n\u003cli\u003eWeight: 18g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003ePackage Includes\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds ls-n\"\u003e\n\u003cli\u003e1 x 4×4 Push Button Switch 16 Keys 8 LEDs Matrix Independent Keyboard Module for AVR ARM STM32\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"KitsGuru","offers":[{"title":"Default Title","offer_id":40708936433845,"sku":"KG549","price":159.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/2130\/4757\/products\/4x4-Push-Button-Switch-16-Keys-8LEDs-Matrix-Independent-Keyboard-Module-4.jpg?v=1739343245","url":"https:\/\/kitsguru.com\/de\/products\/4x4-push-button-switch-16-keys-8leds-matrix-independent-keyboard-module-for-avr-arm-stm32","provider":"KitsGuru","version":"1.0","type":"link"}