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ATMEGA640 Datasheet(PDF) 288 Page - Microchip Technology

Part # ATMEGA640
Description  8-bit Microcontroller with 16/32/64KB In-System Programmable Flash
PDF  436 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

ATMEGA640 Datasheet(HTML) 288 Page - Microchip Technology

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ATmega640/V-1280/V-1281/V-2560/V-2561/V [DATASHEET]
DS40002211A
26.8.7
DIDR2 – Digital Input Disable Register 2
• Bit 7:0 – ADC15D:ADC8D: ADC15:8 Digital Input Disable
When this bit is written logic one, the digital input buffer on the corresponding ADC pin is disabled. The corre-
sponding PIN Register bit will always read as zero when this bit is set. When an analog signal is applied to the
ADC15:8 pin and the digital input from this pin is not needed, this bit should be written logic one to reduce power
consumption in the digital input buffer.
Bit
7
6
5432
10
(0x7D)
ADC15D
ADC14D
ADC13D
ADC12D
ADC11D
ADC10D
ADC9D
ADC8D
DIDR2
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Initial Value
0
0
0000
00



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