{"product_id":"arduino-uno-r3-development-board-atmega328p-ch340g-straight-pin","title":"Arduino UNO R3 Board ATmega328P CH340G Straight Pin Header","description":"\u003ch2\u003eArduino UNO R3 Development Board with ATmega328P \u0026amp; CH340G USB Chip\u003c\/h2\u003e\n\u003cp\u003eTake your electronics projects to the next level with this \u003cstrong\u003eUNO R3 Development Board\u003c\/strong\u003e featuring the reliable \u003cstrong\u003eATmega328P microcontroller\u003c\/strong\u003e and \u003cstrong\u003eCH340G USB-to-serial chip\u003c\/strong\u003e. Whether you're a beginner just getting started with microcontroller programming or an experienced maker building advanced circuits, this improved UNO R3 board delivers the versatility and dependability your projects demand.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMicrocontroller:\u003c\/strong\u003e ATmega328P — a powerful, low-power 8-bit AVR processor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB Interface Chip:\u003c\/strong\u003e CH340 \/ CH340G for stable, driver-friendly USB connectivity with PCs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eForm Factor:\u003c\/strong\u003e Improved UNO R3 layout with straight pin headers for easy breadboard and shield compatibility\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Development \/ Learning Control Board (Communication IC)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Options:\u003c\/strong\u003e Available with or without USB cable (2 variants)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 45 g per board\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e None\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThis Arduino-compatible UNO R3 board is ideal for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStudents and hobbyists learning embedded systems and programming\u003c\/li\u003e\n  \u003cli\u003eMakers and engineers prototyping IoT devices, robotics, and automation projects\u003c\/li\u003e\n  \u003cli\u003eEducators setting up hands-on electronics lab kits\u003c\/li\u003e\n  \u003cli\u003eDIY enthusiasts building home automation controllers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× UNO R3 Development Board (ATmega328P + CH340G)\u003c\/li\u003e\n  \u003cli\u003eStraight pin headers pre-installed\u003c\/li\u003e\n  \u003cli\u003eUSB cable included or not included depending on selected variant\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose the CH340G Version?\u003c\/h3\u003e\n\u003cp\u003eThe CH340G USB chip offers broad driver support across Windows, macOS, and Linux, making setup quick and hassle-free. Pair it with the Arduino IDE and you're ready to upload sketches in minutes.\u003c\/p\u003e\n\n\u003cp\u003eFor more information on open-source hardware standards and microcontroller safety, visit the U.S. Consumer Product Safety Commission (CPSC).\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What microcontroller does this Arduino UNO R3 development board use?\u003c\/h4\u003e\n\u003cp\u003eA: This UNO R3 development board is built around the \u003cstrong\u003eATmega328P\u003c\/strong\u003e — an 8-bit AVR microcontroller widely used in Arduino-compatible projects. It is paired with the \u003cstrong\u003eCH340 \/ CH340G\u003c\/strong\u003e USB-to-serial chip for reliable computer communication and easy driver installation on Windows, macOS, and Linux.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this board compatible with the Arduino IDE and standard shields?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. This is an improved UNO R3 layout board that is fully compatible with the \u003cstrong\u003eArduino IDE\u003c\/strong\u003e. Its straight pin headers conform to the standard UNO R3 pin spacing, making it compatible with most Arduino shields, sensor modules, and accessories available on the market.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the board come with a USB cable?\u003c\/h4\u003e\n\u003cp\u003eA: This board is available in two variants — \u003cstrong\u003ewith a USB cable\u003c\/strong\u003e or \u003cstrong\u003ewithout a USB cable\u003c\/strong\u003e. Please select your preferred option before adding to cart. The board weighs approximately 45 g.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What microcontroller does this Arduino UNO R3 development board use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This UNO R3 development board is built around the ATmega328P — an 8-bit AVR microcontroller widely used in Arduino-compatible projects. It is paired with the CH340 \/ CH340G USB-to-serial chip for reliable computer communication and easy driver installation on Windows, macOS, and Linux.\"}}, {\"@type\": \"Question\", \"name\": \"Is this board compatible with the Arduino IDE and standard shields?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. This is an improved UNO R3 layout board that is fully compatible with the Arduino IDE. 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