ATmega328 chip on the module Compatible with for Arduino Uno Switch 5V or 3.3V GPIO Compatible with Processing code Expand SPI of Banana Pi Working voltage: 3.3V-4.5V GPIO voltage: 3.3V or 5.5 8 channel 10bit high-resolution ADC
Specifications
Working voltage
3.3V-4.5V
GPIO voltage
3.3V or 5.5
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