Altera MAX 10 Embedded Multipliers Instrukcja Użytkownika Strona 28

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GUI Parameter Parameter Condition Value Description
What is the source for
asynchronous clear
input?
OUTPUT_ACLR
Outputs
Configuration
> Register
output of the
adder unit =
On
Outputs
Configuration
> More
Options
Aclr0–Aclr2
None
Specifies the source for
asynchronous clear
input.
What operation should
be performed on
outputs of the first pair
of multipliers?
MUTIPLIER1_
DIRECTION
General > What
is the number of
multipliers? = 2,
3, or 4
Add
Subtract
Variable
Specifies whether the
second multiplier adds
or subtracts its value
from the sum. Values
are add and subtract. If
Variable is selected the
addnsub1 port is used.
addnsub1’ input
controls the operation
(1 add/0 sub)
Adder Operation
> What
operation should
be performed on
outputs of the
first pair of
multipliers? =
Variable
More Options High ‘addnsub1’ input
indicates add and low
addnsub1’ input
indicates subtract.
Register ‘addnsub1'
input
On or Off Turn on this option if
you want to enable the
register of ‘addnsub1
input
Add an extra pipeline
register
On or Off Turn on this option if
you want to enable the
extra pipeline register
Input Register > What
is the source for clock
input?
ADDNSUB_
MULTIPLIER_
REGISTER[1]
Adder Operation
> More Options
Clock0–Clock3 Specifies the source for
clock input.
Input Register > What
is the source for
asynchronous clear
input?
ADDSUB_
MULTIPLIER_
ACLR[1]
Adder Operation
> More Options
Aclr0–Aclr2
None
Specifies the source for
asynchronous clear
input.
Pipeline Register >
What is the source for
clock input?
ADDNSUB_
MULTIPLIER_
PIPELINE_
REGISTER[1]
Adder Operation
> More Options
Clock0–Clock3 Specifies the source for
clock input.
6-4
ALTMULT_ADD Parameter Settings
UG-M10DSP
2014.09.22
Altera Corporation
ALTMULT_ADD (Multiply-Adder) IP Core References
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