{"product_id":"10-stks-toetsenbord-4-knop-key-module-switch-toetsenbord-voor-uno-mega2560-breadboard_1590013","title":"Set van 10 toetsenbord 4-knops module schakelaars voor Arduino","description":"\u003cdiv\u003e\u003cspan style=\"font-size: 16px\"\u003e\u003cstrong\u003eBeschrijving:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eDeze 4-knops module kan direct worden aangesloten op een Arduino Uno, Mega2560 of een breadboard. Geschikt voor gebruik met verschillende microcontrollers zoals AVR, STM32, ARM, PIC, AT89C51, STC, MSP430, STM8, FPGA en CPLD.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eType: Common Cathode toetsenmodule\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eAansluitingen: GND, K1, K2, K3, K4 (4 PIN OUT, 2.54mm)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eAfmetingen: 12.7 mm x 33 mm\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\n\u003cspan style=\"font-size: 16px\"\u003e\u003cstrong\u003ePakket bevat:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e10 x toetsenbord module\u003cbr\u003e\u003cbr\u003e\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eVoorbeeldcode voor Arduino:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003e******************************************************\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003e*\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003e_4key_uart\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eDeze voorbeeldcode is vrij beschikbaar.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003e*\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eDefinieer de pinnen:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eint K1 = 13;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eint K2 = 12;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eint K3 = 11;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eint K4 = 10;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eVariabele voor het lezen van de status van de drukknop:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eint buttonState = 0;\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eSetup routine:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003evoid setup() {\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003epinMode(K1, INPUT);\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003epinMode(K2, INPUT);\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003epinMode(K3, INPUT);\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003epinMode(K4, INPUT);\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eActiveer de interne pull-up weerstanden:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003edigitalWrite(K1, HIGH);\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003edigitalWrite(K2, HIGH);\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003edigitalWrite(K3, HIGH);\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003edigitalWrite(K4, HIGH);\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eInitialiseer seriële communicatie:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eSerial.begin(9600);\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003e}\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eLoop routine:\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003evoid loop() {\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003ebuttonState = digitalRead(K1);\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eif (!buttonState) Serial.print(\"k1\\n\");\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003edo {\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003ebuttonState = digitalRead(K1);\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003e} while (!buttonState); \/\/ Wacht tot knop losgelaten is\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003eHerhaal voor K2, K3, K4\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003edelay(100);\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003e}\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 14px\"\u003e******************************************************\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-inline-gallery\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0927\/2003\/8224\/files\/bd9a964e-9b5d-41e3-bada-7bd7ee5f1770.jpg?v=1779840864\" loading=\"lazy\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0927\/2003\/8224\/files\/eb718d46-500c-4423-b5f0-d59510416329.jpg?v=1779840871\" loading=\"lazy\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0927\/2003\/8224\/files\/56817a03-96cd-4921-83cb-d45a93d9c2d2.jpg?v=1779840878\" loading=\"lazy\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0927\/2003\/8224\/files\/e320fc70-26d4-4ce0-b036-0731df846ad2.jpg?v=1779840883\" loading=\"lazy\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0927\/2003\/8224\/files\/244f25f7-8b9e-465e-aca0-35f35d68bb43.jpg?v=1779840888\" loading=\"lazy\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0927\/2003\/8224\/files\/257498c1-b6a7-45b0-9796-bb8a2b9f9a55.jpg?v=1779840894\" loading=\"lazy\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0927\/2003\/8224\/files\/8fe15d49-9211-446c-8c2c-7e1b251cc08b.jpg?v=1779840901\" loading=\"lazy\" alt=\"\"\u003e\n\u003c\/div\u003e","brand":"AllesXL","offers":[{"title":"Standaard","offer_id":53071999467856,"sku":"ALXNL7638376972455","price":26.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/2003\/8224\/files\/bd9a964e-9b5d-41e3-bada-7bd7ee5f1770.jpg?v=1779840864","url":"https:\/\/allesxl.com\/products\/10-stks-toetsenbord-4-knop-key-module-switch-toetsenbord-voor-uno-mega2560-breadboard_1590013","provider":"allesxl","version":"1.0","type":"link"}