{"product_id":"unowifi-r3-atmega328pnodemsu-esp8266-8mb-memory-usb-ttl-ch340g-compatible-for-arduino-uno","title":"UNO+WiFi R3 ATMega328p+NodeMCU ESP8266 4Mb Memory USB-TTL CH340G Compatible for Arduino UNO","description":"\u003cdiv class=\"product_info\"\u003e\n\u003ch2 class=\"sing--sub-heading\"\u003eUNO + WiFi R3 ATmega328P + NodeMCU ESP8266 4MB – CH340G Compatible for Arduino UNO\u003c\/h2\u003e\nThe \u003cstrong\u003eUNO + WiFi R3 ATmega328P + NodeMCU ESP8266\u003c\/strong\u003e is a modernized development board that fully integrates a classic \u003cstrong\u003eArduino UNO R3 (ATmega328P)\u003c\/strong\u003e and a \u003cstrong\u003eNodeMCU ESP8266 Wi-Fi module\u003c\/strong\u003e on a single PCB. \u003cbr\u003e\u003cbr\u003eBoth microcontrollers can work \u003cstrong\u003etogether or independently\u003c\/strong\u003e, each with its own pinout headers for easy peripheral connections. A built-in \u003cstrong\u003eCH340G USB-TTL converter\u003c\/strong\u003e allows you to program and communicate with either controller via USB. \u003cbr\u003e\u003cbr\u003eThe onboard \u003cstrong\u003eDIP switch\u003c\/strong\u003e makes it easy to select operating modes such as programming the ATmega328P, flashing the ESP8266, enabling serial communication between them, or running both modules independently. This board is an ideal solution for projects that require \u003cstrong\u003eArduino compatibility with Wi-Fi connectivity\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: Development Board\u003c\/li\u003e\n\u003cli\u003eBoard Type: Arduino UNO + Wi-Fi\u003c\/li\u003e\n\u003cli\u003eMain MCU: ATmega328P\u003c\/li\u003e\n\u003cli\u003eWi-Fi Module: ESP8266 (NodeMCU)\u003c\/li\u003e\n\u003cli\u003eUSB-to-Serial Converter: CH340G\u003c\/li\u003e\n\u003cli\u003eLogic Level: 5 V\u003c\/li\u003e\n\u003cli\u003eOperating Supply Voltage: 5 V\u003c\/li\u003e\n\u003cli\u003eInput Voltage Range: 3.3 – 5 V\u003c\/li\u003e\n\u003cli\u003eVIN \/ DC Jack Input: 9 – 24 V\u003c\/li\u003e\n\u003cli\u003eWi-Fi Standard: IEEE 802.11 b\/g\/n (2.4 GHz)\u003c\/li\u003e\n\u003cli\u003eInterface Type: Serial (UART)\u003c\/li\u003e\n\u003cli\u003eOperating Temperature: −40 °C to +125 °C\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\"\u003eProcessor \u0026amp; Memory\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003eATmega328P Clock Frequency: 16 MHz\u003c\/li\u003e\n\u003cli\u003eESP8266 Flash Memory: 4 MB\u003c\/li\u003e\n\u003cli\u003eCurrent Consumption: Up to 800 mA (max)\u003c\/li\u003e\n\u003cli\u003eUSB 5 V Output: Up to 500 mA (max)\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\"\u003eI\/O \u0026amp; Interfaces\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003eDigital I\/O Pins: 14\u003c\/li\u003e\n\u003cli\u003eAnalog Input Pins: 6\u003c\/li\u003e\n\u003cli\u003eUSB Port: Micro USB\u003c\/li\u003e\n\u003cli\u003eSerial Communication: UART\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\"\u003eDIP Switch Configuration\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\" class=\"pro-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\"\u003eOperating Mode\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\"\u003eDIP 1\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\"\u003eDIP 2\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\"\u003eDIP 3\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\"\u003eDIP 4\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\"\u003eDIP 5\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\"\u003eDIP 6\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 8px;\"\u003eDIP 7\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eATmega328 ↔ ESP8266 Communication\u003c\/td\u003e\n\u003ctd\u003eON\u003c\/td\u003e\n\u003ctd\u003eON\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eUSB ↔ ATmega328 (Upload Sketch)\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eON\u003c\/td\u003e\n\u003ctd\u003eON\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eUSB ↔ ESP8266 (Upload Firmware \/ Sketch)\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eON\u003c\/td\u003e\n\u003ctd\u003eON\u003c\/td\u003e\n\u003ctd\u003eON\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eUSB ↔ ESP8266 (Serial Communication)\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eON\u003c\/td\u003e\n\u003ctd\u003eON\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eAll Modules Work Independently\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003ctd\u003eOFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eFeatures\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003eArduino UNO and ESP8266 Wi-Fi integrated on one board\u003c\/li\u003e\n\u003cli\u003eModules can operate together or independently\u003c\/li\u003e\n\u003cli\u003eOnboard CH340G USB-TTL converter\u003c\/li\u003e\n\u003cli\u003eDIP switch for easy mode selection\u003c\/li\u003e\n\u003cli\u003eSupports programming both ATmega328P and ESP8266 via USB\u003c\/li\u003e\n\u003cli\u003eStandard Arduino UNO pin layout\u003c\/li\u003e\n\u003cli\u003eIdeal for Wi-Fi enabled Arduino projects\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\"\u003eApplications\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003eIoT and Wi-Fi based projects\u003c\/li\u003e\n\u003cli\u003eSmart home automation\u003c\/li\u003e\n\u003cli\u003eWireless sensor networks\u003c\/li\u003e\n\u003cli\u003eArduino UNO projects with internet connectivity\u003c\/li\u003e\n\u003cli\u003eEmbedded systems prototyping\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\"\u003ePhysical Attributes\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003eBoard Length: 70 mm\u003c\/li\u003e\n\u003cli\u003eBoard Width: 53.5 mm\u003c\/li\u003e\n\u003cli\u003eBoard Height: 15 mm\u003c\/li\u003e\n\u003cli\u003eNet Weight:  22 g\u003c\/li\u003e\n\u003cli\u003eForm Factor: Arduino UNO R3 Compatible\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 × UNO + WiFi R3 ATmega328P + NodeMCU ESP8266 Development Board (4MB)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"KitsGuru","offers":[{"title":"Default Title","offer_id":42090730553596,"sku":"KGPDB003","price":459.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/2130\/4757\/files\/UnoWiFiR3Atmega328pNodeMCUESP82668mbMemoryUSB-TTLCH340GCompatible.jpg?v=1693645640","url":"https:\/\/kitsguru.com\/de\/products\/unowifi-r3-atmega328pnodemsu-esp8266-8mb-memory-usb-ttl-ch340g-compatible-for-arduino-uno","provider":"KitsGuru","version":"1.0","type":"link"}