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ATMEGA640 Datasheet(PDF) 104 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) 104 Page - ATMEL Corporation

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104
ATmega640/1280/1281/2560/2561
2549K–AVR–01/07
• ADC3 – ADC0 – Port F, Bit 3:0
Analog to Digital Converter, Channel 3:0.
Table 55. Overriding Signals for Alternate Functions in PF7:PF4
Signal
Name
PF7/ADC7/TDI
PF6/ADC6/TDO
PF5/ADC5/TMS
PF4/ADC4/TCK
PUOE
JTAGEN
JTAGEN
JTAGEN
JTAGEN
PUOV
1
0
1
1
DDOE
JTAGEN
JTAGEN
JTAGEN
JTAGEN
DDOV
0
SHIFT_IR +
SHIFT_DR
00
PVOE
0
JTAGEN
00
PVOV
0
TDO
0
0
DIEOE
JTAGEN
JTAGEN
JTAGEN
JTAGEN
DIEOV
0
0
0
0
DI
–
–
–
–
AIO
TDI/ADC7 INPUT
ADC6 INPUT
TMS/ADC5
INPUT
TCK/ADC4
INPUT
Table 56. Overriding Signals for Alternate Functions in PF3:PF0
Signal Name
PF3/ADC3
PF2/ADC2
PF1/ADC1
PF0/ADC0
PUOE
0000
PUOV
0000
DDOE
0000
DDOV
0000
PVOE
0000
PVOV
0000
DIEOE
0000
DIEOV
0000
DI
––––
AIO
ADC3 INPUT
ADC2 INPUT
ADC1 INPUT
ADC0 INPUT



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