Altera Integer Arithmetic IP User Manual

Page 95

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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)

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