Altera ALTDLL Manual de usuario descargar pdf (Pagina 106)

A–5

Clear Box Generator Options

Table A–2 lists the high-level Clear Box parameters for the ALTDQ_DQS

megafunction.

USE_DLL_OFFSET_CTRL_A String No Specifies whether to instantiate DLL_OFFSET_CTRL_A

block. Values are TRUE and FALSE. If omitted, the default

is FALSE.

USE_DLL_OFFSET_CTRL_B String No Specifies whether to instantiate DLL_OFFSET_CTRL_B

block. Values are TRUE and FALSE. If omitted, the default

is FALSE.

Table A–1. ALTDLL Megafunction Parameters (Part 3 of 3)

Parameter Name Type Required Description

Table A–2. ALTDQ_DQS Megafunction High-Level Configurations

Parameter Name

Optional/

Required Default Legal Values Description

USE_DQS Optional FALSE FALSE, TRUE Instantiates DQS IO if TRUE

USE_DQS_INPUT_PATH Optional FALSE FALSE, TRUE Instantiates DQS input path if TRUE

USE_DQS_OUTPUT_PATH Optional FALSE FALSE, TRUE Instantiates DQS output path if TRUE

USE_DQS_OE_PATH Optional FALSE FALSE, TRUE Instantiates DQS OE path if TRUE

DQS_DQSN_MODE Optional NONE NONE,

DIFFERENTIAL,

COMPLEMENTARY

Instantiates DQS and DQSn I/Os as a

differential pair if DIFFERENTIAL,

Instantiate DQS and DQSn I/Os as a

complementary pair if

COMPLEMENTARY,

Instantiate only a DQS IO if NONE

NUMBER_OF_BIDIR_DQ Optional 0 0, 1, 2 .. 48 Referred as n

NUMBER_OF_OUTPUT_DQ Optional 0 0, 1, 2 .. 48 Referred as n

NUMBER_OF_INPUT_DQ Optional 0 0, 1, 2 .. 48 Referred as n

USE_DQ_OE_PATH Optional FALSE FALSE, TRUE Instantiates OE path for OUTPUT_DQ

IOs

USE_HALF_RATE Optional FALSE FALSE, TRUE Instantiates half-rate components

USE_DYNAMIC_OCT Optional FALSE FALSE, TRUE Instantiates dynamic OCT

components

NUMBER_OF_CLK_DIVIDER Optional 0 0,1, 2 .. 8 Referred as n

1 2 ... 101 102 103 104 105 106 107 108 109 110 111 ... 116 117

Sin comentarios

Altera ALTDLL Manual de usuario Pagina 106