Altera Integer Arithmetic IP - Manual (Page 65)

Table 6-2: ALTERA_MULT_ADD MegaFunction Output Ports
Port Name Required Description
result []
Yes Multiplier output port. Output port
[WIDTH_RESULT - 1 … 0]
wide
scanouta []
No Output of scan chain A. Output port
[WIDTH_A - 1..0]
wide.
ALTERA_MULT_ADD Parameters
The following table lists the parameters for the ALTERA_MULT_ADD megafunction.
Table 6-3: ALTMULT_ADD Megafunction Parameters
Parameter Name Type Required Description
NUMBER_OF_MULTIPLIERS
Integer Yes Number of multipliers to be added together.
Values are
1
up to
4
.
WIDTH_A
Integer Yes Width of the
dataa[]
port.
WIDTH_B
Yes Width of the
datab[]
port.
WIDTH_RESULT
Integer Yes Width of the
result[]
port.
INPUT_REGISTER_A[0…3]
String No Specifies the clock port for the
dataa[]
operand of the multiplier. Values are
UNREGISTERED
,
CLOCK0
,
CLOCK1
, and
CLOCK2
. If omitted, the default value is
UNREGISTERED
.
INPUT_REGISTER_A[1 … 3]
must have similar values with
INPUT_
REGISTER_A0
.
INPUT_REGISTER_B[0…3]
String No Specifies the clock port for the
datab[]
operand of the multiplier. Values are
UNREGISTERED
,
CLOCK0
,
CLOCK1
, and
CLOCK2
. If omitted, the default value is
UNREGISTERED
.
INPUT_REGISTER_B[1 … 3]
must have similar values with
INPUT_
REGISTER_B0
.
INPUT_ACLR_A[0…3]
String No Specifies the asynchronous clear for the
dataa[]
operand of the multiplier. Values
are
NONE
,
ACLR0
,
ACLR1
. If omitted, the
default value is
NONE
. The
INPUT_ACLR_A[1
… 3]
value must be set similar to the value of
INPUT_ACLR_A0
.
INPUT_ACLR_B[0…3]
String No Specifies the asynchronous clear for the
datab[]
operand of the multiplier. Values
are
NONE
,
ACLR0
,
ACLR1
. If omitted, the
default value is
NONE
. The
INPUT_ACLR_B [1
… 3]
value must be set similar to the value of
INPUT_ACLR_B0
.
6-12 ALTERA_MULT_ADD Parameters
UG-01063
2014.12.19
Altera Corporation ALTERA_MULT_ADD (Multiply-Adder)
Send Feedback