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Migrating from ATmega48P/88P/168P to ATmega48PB/88PB/168PB AN2604
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Features
Introduction
1
Hardware Design Compatibility
1.1
Package Types
1.2
Added/Modified Pin Functionality
1.3
Alternate Pin Configuration
2
Code Compatibility
2.1
Writing Reserved Registers
2.2
Device Part Pack
3
Ecosystem
3.1
Integrated Development Environment
3.2
Development Tools
4
New Features
4.1
USART
4.2
Analog Comparator
4.3
Serial Number
5
Updated Features
5.1
Signature Bytes
5.2
Full Swing Oscillator
5.3
Characteristics
6
Additional reading and related documents
7
Revision History
The Microchip Web Site
Customer Change Notification Service
Customer Support
Microchip Devices Code Protection Feature
Legal Notice
Trademarks
Quality Management System Certified by DNV
Worldwide Sales and Service