{"product_id":"tb371-tb258-key-button-board-led-module-kit-for-arduino-uno-mega2560-pro-mini-breadboard","title":"TB371 TB258 Key Button Board LED Module Kit For Arduino UNO MEGA2560 Pro mini Breadboard","description":"\u003cp\u003e\u003ckse:widget data-widget-type=\"customText\" id=\"25083628\" type=\"relation\"\u003e\u003c\/kse:widget\u003e \u003cspan style=\"color:rgb(255, 0, 0)\"\u003e\u003cspan style=\"font-size:22px\"\u003eProduct Name: Key Button Board LED Module Kit For Arduino UNO MEGA2560 Pro mini Breadboard\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:18px\"\u003ePacking list(\u003c\/span\u003e \u003cspan style=\"font-size:18px\"\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003eDoes not include Arduiuo UNO\u003c\/span\u003e\u003c\/span\u003e \u003cspan style=\"font-size:18px\"\u003e):\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n   \n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:18px\"\u003e1 PCS 4 button Key Board;\u003c\/span\u003e\n \u003c\/div\u003e\n \u003cdiv\u003e\n  \u003cspan style=\"font-size:18px\"\u003e1 PCS 6 bit RED LED Board; \u003c\/span\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0858\/1700\/0192\/files\/Sf4f24e4500c94c18afe0337ea858fdab2.webp?v=1790654616\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size:18px\"\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n  \n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cspan style=\"font-size:18px\"\u003eCan be inserted directly into \u003c\/span\u003e \u003cspan style=\"font-size:18px\"\u003e\u003cspan style=\"color:rgb(255, 0, 0)\"\u003eArdiuno uno mega2560\u003c\/span\u003e\u003c\/span\u003e \u003cspan style=\"font-size:18px\"\u003e,Ideal for linking up to your Arduiuo UNO pro Mini Nano Mega2560 etc,or others MCU ( AVR STM32 ARM7 ARM9 ARM10 PIC AT89C51 STC MSP430 FPGA CPLD etc.) \u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n  \n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cstrong\u003e\u003cspan style=\"font-size:18px\"\u003ekey board: \u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n  \n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cspan style=\"font-size:18px\"\u003e1 4-button Common Cathode key module .\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n  \n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cspan style=\"font-size:18px\"\u003e2 '' GND K1 K2 K3 K4'' 4 PIN OUT 2.54mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n  \n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cspan style=\"font-size:18px\"\u003e3 Power Supply Voltage:3.3V-12V\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n  \n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cspan style=\"font-size:18px\"\u003e4 Size: 12.7MM x 33MM.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n  \n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cstrong\u003e\u003cspan style=\"font-size:18px\"\u003eled board:\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n  \n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cspan style=\"font-size:18px\"\u003e1 6 bit Blue Common Cathode LEDS.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n  \n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cspan style=\"font-size:18px\"\u003e2 7 PIN OUT 2.54mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n  \n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cspan style=\"font-size:18px\"\u003e3 1K ohm Limiting resistor \u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n  \n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cspan style=\"font-size:18px\"\u003e4 Power Supply Voltage: 3.3-12V; \u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n  \n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cspan style=\"font-size:18px\"\u003e5 Size: 17.78MM x 11.43MM.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n  \n\u003c\/div\u003e\n\u003cdiv\u003e\n \u003cimg width=\"425\" height=\"472\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0858\/1700\/0192\/files\/Sa2099ddf7d3749faa61e6f719ac915d1d.webp?v=1790654617\" slate-data-type=\"image\"\u003e \u003cimg width=\"700\" height=\"700\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0858\/1700\/0192\/files\/S8ff742b4c88d410b91ffc7dda4cfa129N.webp?v=1790654617\" slate-data-type=\"image\"\u003e\n \u003cbr\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0858\/1700\/0192\/files\/S0d5d3bdbe8114d7a892afa41a8bb2bebP_73c46a20-32b3-47ec-aae9-2d2b890c2d7b.webp?v=1790654618\" slate-data-type=\"image\"\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0858\/1700\/0192\/files\/Sdc23f27746c241c284039f1ebd0dba72f.webp?v=1790654618\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0858\/1700\/0192\/files\/S3b63db707dea47a282c4f761268b6c85C.webp?v=1790654619\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size:18px\"\u003eCircuit schematics : \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0858\/1700\/0192\/files\/S07d414b7447543e98a951d96d14e8d1aj.webp?v=1790654619\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cdiv style=\"color:rgb(0, 0, 0)\"\u003e\n \u003cdiv style=\"color:rgb(0, 0, 0)\"\u003e\n  \u003cdiv style=\"font-size:medium\"\u003e\n   \u003cdiv\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003eArdiuno uno\/mega2560 Code\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003e \u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \u003cspan\u003e\/\/******************************************************\/\/\u003c\/span\u003e\n    \u003c\/div\u003e\n   \u003c\/div\u003e\n   \u003cdiv\u003e\n    \u003cdiv\u003e\n     \u003cp\u003e\u003c\/p\u003e\n     \u003cp\u003e\/*\u003c\/p\u003e\n     \u003cp\u003e\u003c\/p\u003e\n     \u003cdiv\u003e\n      Ardiuno_4key_6led\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      This example code is in the public domain.\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      *\/\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      \/\/ Define key pin\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      int K1 = 13;\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      int K2 = 12;\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      int K3 = 11;\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      int K4 = 10;\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      \/\/ Define led pin\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      int GND = 6;\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      int D1 = 5;\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      int D2 = 4;\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      int D3 = 3;\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      int D4 = 2;\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      int D5 = 1;\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      int D6 = 0;\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      \/\/ variables will change:\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      int buttonState = 0; \/\/ variable for reading the pushbutton status\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      \/\/ the setup routine runs once when you press reset:\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      void setup() {\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      \/\/ initialize the keys pin as an input.\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      pinMode(K1, INPUT);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      pinMode(K2, INPUT);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      pinMode(K3, INPUT);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      pinMode(K4, INPUT);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      \/\/ initialize the leds pin as an output.\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      pinMode(GND, OUTPUT);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      pinMode(D1, OUTPUT);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      pinMode(D2, OUTPUT);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      pinMode(D3, OUTPUT);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      pinMode(D4, OUTPUT);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      pinMode(D5, OUTPUT);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      pinMode(D6, OUTPUT);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      \/\/Activate key pin internal pull-up resistors\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      digitalWrite(K1, HIGH);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      digitalWrite(K2, HIGH);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      digitalWrite(K3, HIGH);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      digitalWrite(K4, HIGH);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      \/\/as LED GND\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      digitalWrite(GND, LOW);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      }\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      \/\/ the loop routine runs over and over again forever:\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      void loop() {\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      buttonState = digitalRead(K1);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      digitalWrite(D1, buttonState); \/\/\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      buttonState = digitalRead(K2);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      digitalWrite(D2, buttonState); \/\/\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      buttonState = digitalRead(K3);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      digitalWrite(D3, buttonState); \/\/\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      buttonState = digitalRead(K4);\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      digitalWrite(D4, buttonState); \/\/\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      digitalWrite(D5, HIGH); \/\/ turn the LED on (HIGH is the voltage level)\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      digitalWrite(D6, HIGH); \/\/ turn the LED on (HIGH is the voltage level)\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n      }\n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n     \u003cdiv\u003e\n       \n     \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv\u003e\n     \/\/******************************************************\/\/\n    \u003c\/div\u003e\n   \u003c\/div\u003e\n  \u003c\/div\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"eletechsup","offers":[{"title":"Other","offer_id":50481614651648,"sku":"TB371*1+TB258*1","price":2.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0858\/1700\/0192\/files\/Sdb5a8db0086e479d822e765ec1585891G.webp?v=1790654614","url":"https:\/\/www.eletechsups.com\/products\/tb371-tb258-key-button-board-led-module-kit-for-arduino-uno-mega2560-pro-mini-breadboard","provider":"eletechsup","version":"1.0","type":"link"}