ATMEGA64L-8MI View Datasheet(PDF) - Atmel Corporation
Part Name
Description
Manufacturer
ATMEGA64L-8MI
Atmel Corporation
ATMEGA64L-8MI Datasheet PDF : 363 Pages
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Table 105. Boundary-scan Signals for the ADC(1)
Signal
Name
Direction
as Seen
from the
ADC
Description
Recommended
Input when not
in Use
COMP
Output
Comparator Output
0
ACLK
Input
Clock signal to gain
0
stages implemented
as Switch-cap filters
ACTEN
Input
Enable path from
0
gain stages to the
Comparator
ADCBGEN Input
Enable Band-gap
0
reference as
negative input to
Comparator
ADCEN
Input
Power-on signal to
0
the ADC
AMPEN
Input
Power-on signal to
0
the gain stages
DAC_9
Input
Bit nine of digital
1
value to DAC
DAC_8
Input
Bit eight of digital
0
value to DAC
DAC_7
Input
Bit seven of digital
0
value to DAC
DAC_6
Input
Bit six of digital
0
value to DAC
DAC_5
Input
Bit five of digital
0
value to DAC
DAC_4
Input
Bit four of digital
0
value to DAC
DAC_3
Input
Bit three of digital
0
value to DAC
DAC_2
Input
Bit two of digital
0
value to DAC
DAC_1
Input
Bit 1 of digital value
0
to DAC
DAC_0
Input
Bit 0 of digital value
0
to DAC
EXTCH
Input
Connect ADC
1
channels 0 - 3 to
bypass path around
gain stages
G10
Input
Enable 10x gain
0
G20
Input
Enable 20x gain
0
Output Values when
Recommended Inputs
are Used, and CPU is
not Using the ADC
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
1
0
0
266 ATmega64(L)
2490G–AVR–03/04
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