Emakefun RF-NANO - RF-NANO MCU Introduce

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Figure 1-1-3
1.2 RF-NANO MCU introduce
Arduino rf-nano MCU is ATmega328(Nano3.0), usb-micro interface, with 14 channels of digital
input/output (6 channels can be used as PWM output), 8 channels of analog input, a 16MHz crystal
oscillator, a usb-micro port, an ICSP header and a reset button.
 The processor ATmega328
 Working voltage 5v
 Input voltage (recommended) 7-12v
 Input voltage (range) 6-20v
 Digital IO pin 14 (6 of which can be used as PWM output)
 Analog input pin 6
 IO pin DC 40 mA
 Flash Memory 16 or 32 KB (in which 2 KB for bootloader)
 SRAM 1KB or 2KB