Altera Integer Arithmetic IP User Manual

Page 128

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Parameter Name

Type

Requi

red

Description

OUTPUT_SATURATION

String

No

Enables saturation handling at

second adder stage. If original

design uses a Stratix II device, in

some cases this parameter can be

derived from the Stratix II

rounding settings. Values are

YES

,

NO

, and

VARIABLE

. A value of

YES

or

NO

specifies saturation

handling setting permanently to

on or off. A value of

VARIABLE

allows dynamically controlled

saturation handling. If omitted,

the default value is

NO

.

OUTPUT_SATURATE_REGISTER

String

No

Specifies the clock source for the

first register on the

output_

saturate

input. Values are

UNREGISTERED

,

CLOCK0

,

CLOCK1

,

CLOCK2

, and

CLOCK3

. If omitted,

the default value is

UNREGIS-

TERED

.

OUTPUT_SATURATE_ACLR

String

No

Specifies the asynchronous clear

source for the first register on the

output_saturate

input. Values

are

ACLR0

,

ACLR1

,

ACLR2

, and

ACLR3

. If omitted and

OUTPUT_

SATURATE_REGISTER

is used, the

default value is

ACLR3

.

OUTPUT_SATURATE_PIPELINE_REGISTER

String

No

Specifies the clock source for the

second register on the

output_

saturate

input. Values are

UNREGISTERED

,

CLOCK0

,

CLOCK1

,

CLOCK2

, and

CLOCK3

. If omitted,

the default value is

CLOCK0

.

OUTPUT_SATURATE_PIPELINE_ACLR

String

No

Specifies the asynchronous clear

source for the second register on

the

output_saturate

input.

Values are

ACLR0

,

ACLR1

,

ACLR2

,

and

ACLR3

. If omitted and

OUTPUT_SATURATE_ PIPELINE_

REGISTER

is used, the default

value is

ACLR3

.

UG-01063

2014.12.19

ALTMULT_ADD Parameters

9-27

ALTMULT_ADD (Multiply-Adder)

Altera Corporation

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