TNETV2685FIBZUT7 datasheet(114/191 Pages) TI1

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AECLKOUT

ACEx

ABE[1:0]

AEA[23:0]/

ABA[1:0]

AED[15:0]

AAOE ASOE

AR/W

AAWE ASWE

AARDY

Byte Enables

Address

Read Data

Hold = 1

Strobe = 4

Setup = 1

DEASSERTED

AECLKOUT

ACEx

ABE[1:0]

AEA[23:0]/

ABA[1:0]

AED[15:0]

AAOE ASOE

(A)

AR/W

AAWE ASWE

(A)

AARDY (B)

Byte Enables

Address

Write Data

Hold = 1

Strobe = 4

Setup = 1

DEASSERTED

TMS320DM647

TMS320DM648

SPRS372H – MAY 2007 – REVISED APRIL 2012

www.ti.com

AAOE/ASOE and AAWE/ASWE operate as AAOE/ASOE (identified under select signals) and AAWE/ASWE,

respectively, during asynchronous memory accesses.

Polarity of the AARDY signal is programmable through the AP field of the EMIFA Async Wait Cycle Configuration

Figure 6-21. Asynchronous Memory Read Timing for EMIFA

AAOE/ASOE and AAWE/ASWE operate as AAOE/ASOE and AAWE/ASWE (identified under select signals) during

asynchronous memory accesses.

Polarity of the AARDY signal is programmable through the AP field of the EMIFA Async Wait Cycle Configuration

Figure 6-22. Asynchronous Memory Write Timing for EMIFA

114

Peripheral Information and Electrical Specifications

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TNETV2685FIBZUT7 数据表(PDF) 114 Page - Texas Instruments

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