ATMEGA328 Development Board Works with Official Arduino UNO R3
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Arduino UNO R3 ATMEGA328 Development Board Description: UNO R3 development board is 100 percent compatible with original Arduino DIY. And it has perfect quality and performance. Main Features: ● More pins: 2 more I2C pins are added by the side of AREF pin (SDA and SCL, copies of Analog 4 and 5, not extra I2C interfaces); Moreover, two other pins are also added by the side of RESET. One is IOREF, which enables the expansion board to adapt to the on-board voltage. And the other is a stand-by occupied pin. ● More stable RESET circuit: The RESET has been moved to the board corner, near to the USB interface, which is more convenient to use. ● 5V USB powered. ● Built-in flash memory: 32K. ● External power source: 7 - 12V, 9V recommended. ● Clock frequency: 16MHz.
FR4 + EVA + Acrylic
PWM Digital I/O Pin
Analog Input Pin
Mainly Compatible with
Weight and Size
Product Size(L x W x H)
8.00 x 6.50 x 2.20 cm / 3.15 x 2.56 x 0.87 inches
Package Size(L x W x H)
11.50 x 6.00 x 3.50 cm / 4.53 x 2.36 x 1.38 inches
1 x UNO R3 ATMEGA328 Development Board, 1 x Extension Cable
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