{"product_id":"kit-uart-two-arduino-chat","title":"UART Two Arduino Chat Kit with Arduino Uno + LED","description":"\u003ch1\u003eTwo-Arduino UART Chat Kit with LED Indication – Learn Serial Communication\u003c\/h1\u003e\n\n\u003cp class=\"value-summary\"\u003eEvery part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.\u003c\/p\u003e\n\n\u003cdiv class=\"specs-strip\"\u003e\n  \u003cspan\u003e\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Beginner\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eBuild Time:\u003c\/strong\u003e 1-2 hrs\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eAge:\u003c\/strong\u003e 5-15\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e UART Serial Communication\u003c\/span\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eImagine two Arduino Unos talking to each other: you type a message on one computer's Serial Monitor, and it instantly appears on the other, with LEDs flashing to signal incoming data. This kit turns that idea into a hands-on project you’ll build in under two hours, mastering the same UART communication used in embedded systems everywhere.\u003c\/p\u003e\n\n\u003ch2\u003eWhat You'll Build\u003c\/h2\u003e\n\u003cp\u003eA working serial text chat link between two Arduino Uno boards. You'll send messages from one Arduino's Serial Monitor to the other, with LEDs that blink each time data is transmitted or received, giving immediate visual feedback on the communication.\u003c\/p\u003e\n\n\u003ch2\u003eWhat You'll Learn\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eConfigure UART serial communication between two microcontrollers\u003c\/li\u003e\n  \u003cli\u003eWrite and upload Arduino sketches that handle sending and receiving single characters\u003c\/li\u003e\n  \u003cli\u003eConnect TX\/RX pins correctly and set matching baud rates on both sides\u003c\/li\u003e\n  \u003cli\u003eUse LEDs to visually confirm serial activity with simple digital write commands\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eKit Contents\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eComponent\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eArduino Uno R3\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e5mm LED\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e220Ω Resistors\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e10kΩ Resistors\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e400-pt Breadboard\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\n\u003cdiv class=\"kit-description\"\u003e\n  \u003cp\u003eTwo Arduinos connected by serial TX\/RX wires exchange text messages typed in Serial Monitor.\u003c\/p\u003e\n  \u003ch4\u003eWhat's in this kit\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003ca href=\"\/products\/uno-r3-ch340g-atmega328p-board-arduino-compatible\"\u003eArduino Uno R3\u003c\/a\u003e x2\u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"\/products\/inductive-proximity-sensor-5mm-npn-no-ceyone-compoden\"\u003e5mm LED\u003c\/a\u003e x4\u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"\/products\/resistor-variety-pack-100-pcs-10-values-14w-carbon-film\"\u003e220Ω Resistors\u003c\/a\u003e x5\u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"\/products\/resistor-variety-pack-100-pcs-10-values-14w-carbon-film\"\u003e10kΩ Resistors\u003c\/a\u003e x5\u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"\/products\/breadboard-standard-bundle-830400-tie-points-for-prototyping\"\u003e400-pt Breadboard\u003c\/a\u003e x2\u003c\/li\u003e\n    \u003cli\u003eM-M Wires x20\u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"\/products\/microusb-cable-1m-charging-data-cord-for-arduino-android\"\u003eUSB-B Cable\u003c\/a\u003e x2\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is included in the UART Two Arduino Chat Kit with Arduino Uno + LED?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The UART Two Arduino Chat Kit with Arduino Uno + LED includes all components needed: Arduino Uno R3, 5mm LED, 220Ω Resistors, 10kΩ Resistors, 400-pt Breadboard and more. Everything is pre-tested for compatibility and shipped from Bengaluru, India.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What skill level is required for the UART Two Arduino Chat Kit with Arduino Uno + LED?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"This kit is designed for Beginner level makers, suitable for ages 5-15. Two Arduinos connected by serial TX\/RX wires exchange text messages typed in Serial Monitor. Estimated build time is 1-2 hrs.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I buy the UART Two Arduino Chat Kit with Arduino Uno + LED online in India?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, the UART Two Arduino Chat Kit with Arduino Uno + LED is available online at Compoden (compoden.in), India's AI-powered electronics and robotics store. Ships from Bengaluru in 1-5 business days across India.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"UART Two Arduino Chat Kit with Arduino Uno + LED\",\n  \"description\": \"Two Arduinos connected by serial TX\/RX wires exchange text messages typed in Serial Monitor.\",\n  \"sku\": \"CDN-KIT-1906\",\n  \"brand\": {\"@type\": \"Brand\", \"name\": \"Compoden\"},\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"url\": \"https:\/\/compoden.in\/products\/kit-uart-two-arduino-chat\",\n    \"priceCurrency\": \"INR\",\n    \"price\": \"1125\",\n    \"availability\": \"https:\/\/schema.org\/InStock\",\n    \"seller\": {\"@type\": \"Organization\", \"name\": \"Compoden\"}\n  },\n  \"category\": \"Communication \u0026 Networking\"\n}\n\u003c\/script\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Compoden","offers":[{"title":"Clone","offer_id":53469291643245,"sku":"CDN-KIT-1906-CL","price":1200.0,"currency_code":"INR","in_stock":true},{"title":"R3 Original","offer_id":53469291676013,"sku":"CDN-KIT-1906-R3","price":3470.0,"currency_code":"INR","in_stock":true},{"title":"R4 WiFi","offer_id":53469291708781,"sku":"CDN-KIT-1906-R4","price":2830.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/3997\/5533\/files\/kit-uart-two-arduino-chat.png?v=1782286519","url":"https:\/\/compoden.com\/products\/kit-uart-two-arduino-chat","provider":"Compoden","version":"1.0","type":"link"}