{"product_id":"arduino-uno-r4-wifi-abx00087-renesas-ra4m1-esp32-s3-wi-fi-bluetooth-usb-c-can-dac-op-amp-qwiic-connector-12x8-led","title":"Arduino UNO R4 WiFi [ABX00087] - Renesas RA4M1 \/ ESP32-S3 - Wi-Fi, Bluetooth, USB-C, CAN, DAC, OP AMP, Qwiic Connector, 12x8 LED","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eBattery Included\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eno\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003ecbhioarpd\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eModel Number\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eArduino UNO R4\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eTypical Application Fields\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eEducation and Learning\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2 style='font-family:\"IBM Plex Sans\", sans-serif;font-size:32px;font-weight:700;letter-spacing:-1.28px;line-height:1.1;text-align:left;white-space:normal;color:rgb(22, 22, 22);background-color:rgb(255, 255, 255);margin-bottom:32px;margin-top:8px;box-sizing:border-box' align=\"left\"\u003eUnderstanding the UNO R4 Pinout\u003c\/h2\u003e\u003cp style=\"font-family:Manrope, sans-serif;font-size:18px;font-weight:400;letter-spacing:normal;text-align:left;white-space:normal;color:rgb(22, 22, 22);background-color:rgb(255, 255, 255);margin-bottom:32px;margin-top:32px;box-sizing:border-box\" align=\"left\"\u003e\u003cimg style=\"margin-left:auto;margin-right:auto;display:block;max-width:100%;height:auto;box-sizing:border-box\" class=\"aligncenter wp-image-3053 size-full\" width=\"1044\" height=\"auto\" src=\"https:\/\/www.circuitschools.com\/wp-content\/uploads\/2025\/09\/Arduino-UNO-R4-WiFi-and-Minima-Pinout.webp\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\u003cp style=\"font-family:Manrope, sans-serif;font-size:18px;font-weight:400;letter-spacing:normal;text-align:left;white-space:normal;color:rgb(22, 22, 22);background-color:rgb(255, 255, 255);margin-bottom:32px;margin-top:32px;box-sizing:border-box\" align=\"left\"\u003eThe UNO R4 maintains the same pin layout as the UNO R3, ensuring compatibility with existing shields. Here’s what each pin does:\u003c\/p\u003e\u003ch3 style='font-family:\"IBM Plex Sans\", sans-serif;font-size:24px;font-weight:700;letter-spacing:-0.96px;line-height:1.1;text-align:left;white-space:normal;color:rgb(22, 22, 22);background-color:rgb(255, 255, 255);margin-bottom:32px;margin-top:8px;box-sizing:border-box' align=\"left\"\u003eDigital Pins (0-13)\u003c\/h3\u003e\u003cul style=\"font-family:Manrope, sans-serif;font-size:18px;font-weight:400;letter-spacing:normal;text-align:left;white-space:normal;color:rgb(22, 22, 22);background-color:rgb(255, 255, 255);margin-bottom:32px;margin-top:32px;padding-left:32px;padding-right:16px;box-sizing:border-box\" align=\"left\"\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003ePins 0, 1\u003c\/strong\u003e\u003c\/span\u003e: Serial communication (RX\/TX)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003ePins 2, 3\u003c\/strong\u003e\u003c\/span\u003e: External interrupts\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003ePins 3, 5, 6, 9, 10, 11\u003c\/strong\u003e\u003c\/span\u003e: PWM output\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003ePin 13\u003c\/strong\u003e\u003c\/span\u003e: Connected to built-in LED (on Minima, this is a separate LED; on WiFi, it’s part of the matrix)\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 style='font-family:\"IBM Plex Sans\", sans-serif;font-size:24px;font-weight:700;letter-spacing:-0.96px;line-height:1.1;text-align:left;white-space:normal;color:rgb(22, 22, 22);background-color:rgb(255, 255, 255);margin-bottom:32px;margin-top:8px;box-sizing:border-box' align=\"left\"\u003eAnalog Pins (A0-A5)\u003c\/h3\u003e\u003cul style=\"font-family:Manrope, sans-serif;font-size:18px;font-weight:400;letter-spacing:normal;text-align:left;white-space:normal;color:rgb(22, 22, 22);background-color:rgb(255, 255, 255);margin-bottom:32px;margin-top:32px;padding-left:32px;padding-right:16px;box-sizing:border-box\" align=\"left\"\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eA0-A5\u003c\/strong\u003e\u003c\/span\u003e: Analog input with 14-bit resolution (0-16383 values)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003eCan also be used as digital pins\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003eSome pins have additional functions like I2C and SPI\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 style='font-family:\"IBM Plex Sans\", sans-serif;font-size:24px;font-weight:700;letter-spacing:-0.96px;line-height:1.1;text-align:left;white-space:normal;color:rgb(22, 22, 22);background-color:rgb(255, 255, 255);margin-bottom:32px;margin-top:8px;box-sizing:border-box' align=\"left\"\u003ePower Pins\u003c\/h3\u003e\u003cul style=\"font-family:Manrope, sans-serif;font-size:18px;font-weight:400;letter-spacing:normal;text-align:left;white-space:normal;color:rgb(22, 22, 22);background-color:rgb(255, 255, 255);margin-bottom:32px;margin-top:32px;padding-left:32px;padding-right:16px;box-sizing:border-box\" align=\"left\"\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eVIN\u003c\/strong\u003e\u003c\/span\u003e: Input voltage (6-24V)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003e5V\u003c\/strong\u003e\u003c\/span\u003e: Regulated 5V output\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003e3.3V\u003c\/strong\u003e\u003c\/span\u003e: Regulated 3.3V output\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eGND\u003c\/strong\u003e\u003c\/span\u003e: Ground pins\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eRST\u003c\/strong\u003e\u003c\/span\u003e: Reset pin\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eAREF\u003c\/strong\u003e\u003c\/span\u003e: Analog reference voltage\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3 style='font-family:\"IBM Plex Sans\", sans-serif;font-size:24px;font-weight:700;letter-spacing:-0.96px;line-height:1.1;text-align:left;white-space:normal;color:rgb(22, 22, 22);background-color:rgb(255, 255, 255);margin-bottom:32px;margin-top:8px;box-sizing:border-box' align=\"left\"\u003eSpecial Pins (WiFi Version Only)\u003c\/h3\u003e\u003cul style=\"font-family:Manrope, sans-serif;font-size:18px;font-weight:400;letter-spacing:normal;text-align:left;white-space:normal;color:rgb(22, 22, 22);background-color:rgb(255, 255, 255);margin-bottom:32px;margin-top:32px;padding-left:32px;padding-right:16px;box-sizing:border-box\" align=\"left\"\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eVRTC\u003c\/strong\u003e\u003c\/span\u003e: Real-time clock power\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eOFF\u003c\/strong\u003e\u003c\/span\u003e: Turn off board power\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.5rem;box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eQwiic\u003c\/strong\u003e\u003c\/span\u003e: I2C connector for easy sensor connections\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 style='font-family:\"IBM Plex Sans\", sans-serif;font-size:32px;font-weight:700;letter-spacing:-1.28px;line-height:1.1;text-align:left;white-space:normal;color:rgb(22, 22, 22);background-color:rgb(255, 255, 255);margin-bottom:32px;margin-top:8px;box-sizing:border-box' align=\"left\"\u003eSetting Up the Development Environment\u003c\/h2\u003e\u003cp style=\"font-family:Manrope, sans-serif;font-size:18px;font-weight:400;letter-spacing:normal;text-align:left;white-space:normal;color:rgb(22, 22, 22);background-color:rgb(255, 255, 255);margin-bottom:32px;margin-top:32px;box-sizing:border-box\" align=\"left\"\u003eBefore you can start programming your Arduino UNO R4, you’ll need to set up the \u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eArduino Integrated Development Environment (IDE)\u003c\/strong\u003e\u003c\/span\u003e on your\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"google-anno-t\" style=\"background-color:initial;color:inherit;font-size:inherit;font-family:inherit\"\u003ecomputer\u003c\/span\u003e. The Arduino IDE is available for Windows, macOS, and Linux systems, and can be downloaded free from the official Arduino website.\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\u003cdiv style=\"font-family:inherit;font-size:inherit;font-weight:inherit;letter-spacing:initial;line-height:initial;text-align:inherit;white-space:initial;color:inherit;background-color:transparent;border:initial;margin-bottom:0px;margin-top:0px;margin-left:initial;margin-right:initial;padding-bottom:2px;padding-top:2px;padding-left:initial;padding-right:initial;display:inline;max-height:initial;max-width:initial;min-height:initial;min-width:initial;overflow:initial;width:initial;height:initial;list-style:initial;bottom:initial;left:initial;position:initial;right:initial;top:initial;z-index:initial;float:initial;box-sizing:initial;border-collapse:initial\" class=\"google-anno-skip google-anno-sc\" align=\"inherit\"\u003e\u003cspan style=\"background-color:initial;color:inherit;font-size:inherit;font-family:inherit\"\u003eComputerHardware\u003c\/span\u003e\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch3 style='font-family:\"IBM Plex Sans\", sans-serif;font-size:24px;font-weight:700;letter-spacing:-0.96px;line-height:1.1;text-align:left;white-space:normal;color:rgb(22, 22, 22);background-color:rgb(255, 255, 255);margin-bottom:32px;margin-top:8px;box-sizing:border-box' align=\"left\"\u003eInstallation Steps:\u003c\/h3\u003e\u003col style=\"font-family:Manrope, sans-serif;font-size:18px;font-weight:400;letter-spacing:normal;text-align:left;white-space:normal;color:rgb(22, 22, 22);background-color:rgb(255, 255, 255);margin-bottom:32px;margin-top:32px;box-sizing:border-box\" align=\"left\"\u003e\n\u003cli style=\"box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eDownload and Install Arduino IDE\u003c\/strong\u003e\u003c\/span\u003e: Visit the official Arduino website and download the latest version of the IDE (2.0 or newer is recommended for best compatibility with the R4).\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eInstall Board Package\u003c\/strong\u003e\u003c\/span\u003e: Unlike the UNO R3, the R4 requires a specific board package to be installed. Open the Arduino IDE, navigate to \u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eTools \u0026gt; Board \u0026gt; Boards Manager\u003c\/strong\u003e\u003c\/span\u003e, type “Arduino UNO R4” in the search box, and install the package that appears.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eDriver Installation\u003c\/strong\u003e\u003c\/span\u003e (if needed): Most modern operating systems will automatically recognize the UNO R4 when connected via USB-C. If your computer doesn’t recognize the board, you may need to install drivers manually from the Arduino website.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eSelect Board and Port\u003c\/strong\u003e\u003c\/span\u003e: Once connected, select the appropriate board type (Arduino UNO R4 Minima or WiFi) from the \u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eTools \u0026gt; Board\u003c\/strong\u003e\u003c\/span\u003e menu. Then choose the correct serial port from the \u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eTools \u0026gt; Port\u003c\/strong\u003e\u003c\/span\u003e menu.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"box-sizing:border-box\"\u003e\u003cp\u003e\u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eTest the Setup\u003c\/strong\u003e\u003c\/span\u003e: To verify everything is working correctly, open the \u003cspan style=\"color:rgb(22, 22, 22)\"\u003e\u003cstrong\u003eBlink\u003c\/strong\u003e\u003c\/span\u003e example sketch (File \u0026gt; Examples \u0026gt; 01.Basics \u0026gt; Blink) and upload it to your board. The onboard LED should start blinking, confirming your setup is successful.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Yoeruyo","offers":[{"title":"Arduino UNO R4 \/ United States","offer_id":55515159658795,"sku":"200007763:201336106;978:107942490#Arduino UNO R4","price":136.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/S34a8c05f2e5142fc97668ce48bed3f87C.webp?v=1789018158","url":"https:\/\/yoeruyo.com\/products\/arduino-uno-r4-wifi-abx00087-renesas-ra4m1-esp32-s3-wi-fi-bluetooth-usb-c-can-dac-op-amp-qwiic-connector-12x8-led","provider":"Yoeruyo","version":"1.0","type":"link"}