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ATMEGA640 Datasheet(PDF) 102 Page - ATMEL Corporation

Part # ATMEGA640
Description  8-bit Microcontroller with 64K/128K/256K Bytes In-System Programmable Flash
PDF  449 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

ATMEGA640 Datasheet(HTML) 102 Page - ATMEL Corporation

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102
ATmega640/1280/1281/2560/2561
2549K–AVR–01/07
Note:
1. PDO/PDI only available at PE1/PE0 for
ATmega1281/2561.
Table 53. Overriding Signals for Alternate Functions in PE3:PE0
Signal
Name
PE3/AIN1/OC3A
PE2/AIN0/XCK0
PE1/PDO(1)/
TXD0
PE0/PDI(1)/
RXD0/PCINT8
PUOE
0
0
TXEN0RXEN0
PUOV
0
0
0
PORTE0 • PUD
DDOE
0
XCK0 OUTPUT
ENABLE
TXEN0RXEN0
DDOV
0
1
1
0
PVOE
OC3B ENABLE
XCK0 OUTPUT
ENABLE
TXEN00
PVOV
OC3B
XCK0 OUTPUT
TXD0
0
DIEOE
0
0
0
PCINT8 • PCIE1
DIEOV
0
0
0
1
DI
0
XCK0 INPUT
–
RXD0
PE0
0
0
0
PCINT8 INPUT
AIO
AIN1 INPUT
AIN0 INPUT
–
–



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