參數(shù)資料
型號: TMX320DM648ZUT900
廠商: Texas Instruments, Inc.
英文描述: Digital Media Processor
中文描述: 數(shù)字媒體處理器
文件頁數(shù): 101/166頁
文件大?。?/td> 1341K
代理商: TMX320DM648ZUT900
www.ti.com
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AECLKOUT
ACEx
ABE[7:0]
AEA[19:0]/
ABA[1:0]
AED[63:0]
AAOE/ASOE
(A)
AR/W
AAWE/ASWE
(A)
AARDY
(B)
AAOE/ASOE and AAWE/ASWE operate as AAOE (identified under select signals) and AAWE, respectively, during
asynchronous memory accesses.
Polarity of the AARDY signal is programmable through the AP field of the EMIFA Async Wait Cycle Configuration
register (AWCC).
Byte Enables
Address
Write Data
Hold = 1
12
Strobe = 4
Setup = 1
12
12
12
12
13
13
11
11
11
11
11
DEASSERTED
AECLKOUT
AARDY
(A)
A.
ASSERTED
DEASSERTED
Strobe
Hold = 2
Extended Strobe
Strobe
Setup = 2
8
9
6
5
7
7
TMS320DM647/TMS320DM648
Digital Media Processor
SPRS372–MAY 2007
A.
B.
Figure 6-16. Asynchronous Memory Write Timing for EMIFA
Polarity of the AARDY signal is programmable through the AP field of the EMIFA Async Wait Cycle Configuration
register (AWCC).
Figure 6-17. AARDY Timing
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Peripheral Information and Electrical Specifications
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