Features
Component Details
ATMega328P
Processor AVR CPU at up to 16 MHz
Memory 32 kB Flash
2 kB SRAM
1 kB EEPROM
Security Power On Reset (POR)
Brown out Detection (BOD)
Peripherals 2x 8-bit Timer/Counter with a dedicated period register and
compare channels
1x 16-bit Timer/Counter with a dedicated period register, input
capture and compare channels
1x USART with fractional baud rate generator and start-of-frame
detection
1x controller/peripheral Serial Peripheral
I
nterface (SP
I
)
1x Dual mode controller/peripheral
I
2C
1x Analog Comparator (AC) with a scalable reference input
Watchdog Timer with separate on-chip oscillator
Six PWM channels
I
nterrupt and wake-up on pin change
ATMega16U2
Processor 8-bit AVR® R
I
SC-based microcontroller
Memory
16 KB
I
SP Flash \ 512B EEPROM 512 SRAM debugW
I
RE interface for
on-chip debugging
Power 2.7-5.5 volts