ATMEGA48V_11 ATMEL [ATMEL Corporation], ATMEGA48V_11 Datasheet - Page 369
ATMEGA48V_11
Manufacturer Part Number
ATMEGA48V_11
Description
8-bit Atmel Microcontroller with 4/8/16K Bytes In-System Programmable Flash
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.ATMEGA48V_11.pdf
(377 pages)
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Table of contents
2545T–AVR–05/11
1
2
3
4
5
6
7
8
9
Features ..................................................................................................... 1
Pin configurations ................................................................................... 2
Overview ................................................................................................... 5
Resources ................................................................................................. 8
Data retention ........................................................................................... 8
About code examples .............................................................................. 8
Capacitive touch sensing ........................................................................ 8
AVR CPU core .......................................................................................... 9
AVR memories ....................................................................................... 17
System clock and clock options .......................................................... 27
1.1Pin descriptions .........................................................................................................3
2.1Block diagram ............................................................................................................5
2.2Comparison between Atmel ATmega48, Atmel ATmega88, and Atmel ATmega168 .
7.1Overview ...................................................................................................................9
7.2Architectural overview ...............................................................................................9
7.3ALU – Arithmetic Logic Unit ....................................................................................10
7.4Status register .........................................................................................................11
7.5General purpose register file ...................................................................................12
7.6Stack pointer ...........................................................................................................13
7.7Instruction execution timing .....................................................................................14
7.8Reset and interrupt handling ...................................................................................15
8.1Overview .................................................................................................................17
8.2In-system reprogrammable flash program memory .................................................17
8.3SRAM data memory ................................................................................................19
8.4EEPROM data memory ...........................................................................................20
8.5I/O memory ..............................................................................................................21
8.6Register description .................................................................................................22
9.1Clock systems and their distribution ........................................................................27
9.2Clock sources ..........................................................................................................28
9.3Low power crystal oscillator ....................................................................................29
9.4Full swing crystal oscillator ......................................................................................31
6
ATmega48/88/168
i
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