{"product_id":"r3-development-board-ch340g-mega328p-smd-16mhz-usb-cable","title":"R3 Development Board CH340G MEGA328P SMD 16MHz + USB Cable","description":"\n\u003ch2\u003eArduino-Compatible R3 Development Board with CH340G \u0026amp; MEGA328P SMD Chip\u003c\/h2\u003e\n\u003cp\u003eTake your electronics projects to the next level with this high-quality \u003cstrong\u003eR3 Development Board\u003c\/strong\u003e featuring the popular \u003cstrong\u003eCH340G USB-to-serial chip\u003c\/strong\u003e and the powerful \u003cstrong\u003eMEGA328P SMD microcontroller\u003c\/strong\u003e running at a stable \u003cstrong\u003e16MHz\u003c\/strong\u003e. Whether you're a beginner hobbyist or an experienced maker, this complete set — board plus USB cable — gives you everything you need to start prototyping right out of the box.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMicrocontroller:\u003c\/strong\u003e ATmega328P (SMD package) — reliable, low-power 8-bit AVR\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB Chip:\u003c\/strong\u003e CH340G for seamless USB-to-serial communication on Windows, Mac \u0026amp; Linux\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClock Speed:\u003c\/strong\u003e 16MHz crystal oscillator for precise, stable performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital I\/O Pins:\u003c\/strong\u003e 14 digital input\/output pins (6 PWM outputs)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnalog Input Pins:\u003c\/strong\u003e 6 analog inputs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlash Memory:\u003c\/strong\u003e 32KB (with 0.5KB used by bootloader)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSRAM:\u003c\/strong\u003e 2KB | \u003cstrong\u003eEEPROM:\u003c\/strong\u003e 1KB\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 5V | \u003cstrong\u003eInput Voltage:\u003c\/strong\u003e 7–12V recommended\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB Cable Included:\u003c\/strong\u003e Plug in and start coding immediately\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible with Arduino IDE:\u003c\/strong\u003e Upload sketches with ease using the standard Arduino development environment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× R3 Development Board (CH340G + MEGA328P SMD, 16MHz)\u003c\/li\u003e\n  \u003cli\u003e1× USB Cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThis board is ideal for students, makers, educators, and electronics enthusiasts who want a cost-effective and fully functional R3-compatible board for learning, prototyping sensors, building automation projects, robotics, IoT experiments, and more. The CH340G driver is widely supported across operating systems, making setup quick and painless.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You Might Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/clip-on-car-fan-led-display-199-speeds-usb-type-c\"\u003eClip-On Car Fan LED Display 199 Speeds | USB \u0026amp; Type-C\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is this R3 development board compatible with the Arduino IDE?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This R3 development board with the MEGA328P SMD chip is fully compatible with the Arduino IDE. Simply install the CH340G driver for your operating system, select the correct board type and COM port, and you can start uploading sketches immediately.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Do I need to install any drivers for the CH340G USB chip?\u003c\/h4\u003e\n\u003cp\u003eA: Most modern operating systems (Windows 10\/11, macOS, Linux) include or can automatically install the CH340G driver. If your computer doesn't recognize the board automatically, you can easily find and install the CH340G driver online. Once installed, the board appears as a standard COM\/serial port.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What projects can I build with this R3 development board?\u003c\/h4\u003e\n\u003cp\u003eA: The possibilities are nearly endless! Common projects include LED control, temperature \u0026amp; humidity monitoring, servo motor control, ultrasonic distance sensing, OLED display interfaces, relay-based home automation, IR remote control systems, and beginner-to-advanced robotics — all programmed via the standard Arduino ecosystem.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What does the set include — is a USB cable provided?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, this listing is sold as a complete one-set package. You receive the R3 development board (CH340G + MEGA328P SMD, 16MHz) AND a USB cable, so you can connect to your computer and get started right away without any additional purchases.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is this R3 development board compatible with the Arduino IDE?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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