ATMEGA48P-20MMUR Atmel, ATMEGA48P-20MMUR Datasheet - Page 395

MCU AVR 4K FLASH 20MHZ 28QFN

ATMEGA48P-20MMUR

Manufacturer Part Number

ATMEGA48P-20MMUR

Description

MCU AVR 4K FLASH 20MHZ 28QFN

Manufacturer

Atmel

Series

AVR® ATmegar

Datasheet

1.ATMEGA168P-20AU.pdf (420 pages)

Specifications of ATMEGA48P-20MMUR

Core Processor

AVR

Core Size

8-Bit

Speed

20MHz

Connectivity

I²C, SPI, UART/USART

Peripherals

Brown-out Detect/Reset, POR, PWM, WDT

Number Of I /o

23

Program Memory Size

4KB (2K x 16)

Program Memory Type

FLASH

Eeprom Size

256 x 8

Ram Size

512 x 8

Voltage - Supply (vcc/vdd)

2.7 V ~ 5.5 V

Data Converters

A/D 8x10b

Oscillator Type

Internal

Operating Temperature

-40°C ~ 85°C

Package / Case

*

Lead Free Status / RoHS Status

Lead free / RoHS Compliant

Current page: 395 of 420
Download datasheet (9Mb)

30. Register Summary

8025L–AVR–7/10

Address

(0xFD)

(0xFC)

(0xEE)

(0xED)

(0xEC)

(0xEB)

(0xEA)

(0xDF)

(0xDE)

(0xDD)

(0xDC)

(0xDB)

(0xDA)

(0xCF)

(0xCE)

(0xCD)

(0xCC)

(0xCB)

(0xCA)

(0xFF)

(0xFE)

(0xFB)

(0xFA)

(0xF9)

(0xF8)

(0xF7)

(0xF6)

(0xF5)

(0xF4)

(0xF3)

(0xF2)

(0xF1)

(0xF0)

(0xEF)

(0xE9)

(0xE8)

(0xE7)

(0xE6)

(0xE5)

(0xE4)

(0xE3)

(0xE2)

(0xE1)

(0xE0)

(0xD9)

(0xD8)

(0xD7)

(0xD6)

(0xD5)

(0xD4)

(0xD3)

(0xD2)

(0xD1)

(0xD0)

(0xC9)

(0xC8)

(0xC7)

(0xC6)

(0xC5)

(0xC4)

(0xC3)

(0xC2)

Reserved

Reserved

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Reserved

UBRR0H

UCSR0C

UBRR0L

Name

UDR0

UMSEL01

Bit 7

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UMSEL00

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UPM01

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USART Baud Rate Register Low

UPM00

Bit 4

USART I/O Data Register

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USBS0

Bit 3

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USART Baud Rate Register High

UCSZ01 /UDORD0

Bit 2

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ATmega48P/88P/168P

UCSZ00 / UCPHA0

Bit 1

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UCPOL0

Bit 0

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