{"title":"UNO R3 ATmega328P CH340 Development Board with USB Cable","handle":"uno-r3-atmega328p-ch340-development-board-with-usb-cable","url":"/products/uno-r3-atmega328p-ch340-development-board-with-usb-cable","description":"The UNO R3 is an ATmega328P-based microcontroller board with a CH340G USB-to-serial chip, making it a reliable and affordable option for learning electronics and building Arduino projects. Simply connect it to your computer via the included USB cable, upload your sketch, and start creating.\n\nWith 14 digital I/O pins, 6 analog inputs, and support for both 3.3V and 5V power, this board is compatible with a wide range of shields, sensors, and modules right out of the box.\n\nKey Features\n\n\nATmega328P Microcontroller – Arduino UNO R3 compatible, runs standard Arduino sketches\n\nCH340G USB-to-Serial – Reliable USB communication with broad OS support\n\n14 Digital I/O Pins – 6 with PWM output capability\n\n6 Analog Input Pins – For reading sensors and variable signals\n\nI²C Support – Dedicated SCL and SDA pins\n\n16 MHz Crystal – Standard clock speed for Arduino compatibility\n\nDual Voltage Support – 3.3V and 5V outputs for flexible peripheral connections\n\nMultiple Power Options – USB, DC barrel jack, or battery\n\nICSP Header – For direct microcontroller programming\n\n\nIdeal For\n\nLearning electronics and Arduino programming\nPrototyping with sensors, LEDs, motors, and displays\nIoT and wireless module projects (Bluetooth, RF, GPS, GPRS)\nSTEM education and maker workshops\n\n\nPackage Contents\n\n1× UNO R3 ATmega328P CH340 development board\n1× USB cable\n","vendor":"Little Bird","product_type":"physical","in_stock":false,"options":[],"variants":[{"id":4367,"title":"Default Title","sku":"YH-6000100024","price":14.86,"on_sale":false,"in_stock":false,"available_quantity":0,"option1":"Default Title"}]}