Altera Integer Arithmetic IP User Manual
Page 95
Parameter Name
Type
Required
Description
INPUT_REGISTER_C0
String
No
Specifies the clock port for
the
datac[]
operand of the
first multiplier. Values are
UNREGISTERED
,
CLOCK0
,
CLOCK1
, and
CLOCK2
. If
omitted, the default value is
CLOCK0
. The value must be
set similar to the value of
INPUT_REGISTER_A0
or set as
UNREGISTERED
.
INPUT_REGISTER_C1
String
No
Specifies the clock port for
the
datac[]
operand of the
second multiplier. Values are
UNREGISTERED
,
CLOCK0
,
CLOCK1
, and
CLOCK2
. If
omitted, the default value is
CLOCK0
. The value must be
set similar to the value of
INPUT_REGISTER_A0
or set as
UNREGISTERED
.
INPUT_REGISTER_C2
String
No
Specifies the clock port for
the
datac[]
operand of the
third multiplier. Values are
UNREGISTERED
,
CLOCK0
,
CLOCK1
, and
CLOCK2
. If
omitted, the default value is
CLOCK0
. The value must be
set similar to the value of
INPUT_REGISTER_A0
or set as
UNREGISTERED
.
INPUT_REGISTER_C3
String
No
Specifies the clock port for
the
datac[]
operand of the
fourth and corresponding
multiplier. Values are
UNREGISTERED
,
CLOCK0
,
CLOCK1
, and
CLOCK2
. If
omitted, the default value is
CLOCK0
. The value must be
set similar to the value of
INPUT_REGISTER_A0
or set as
UNREGISTERED
.
MUTIPLIER1_DIRECTION
String
No
Specifies whether the second
multiplier adds or subtracts
its value from the sum.
Values are
ADD
and
SUB
. If the
addnsub1
port is used, this
parameter is ignored. If
omitted, the default value is
ADD
.
8-14
ALTMULT_ACCUM Parameters
UG-01063
2014.12.19
Altera Corporation
ALTMULT_ACCUM (Multiply-Accumulate)