OMAP-L137 Low-Power Applications Processor
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SPRS563A–SEPTEMBER 2008–REVISED OCTOBER 2008
1
BASIC SDRAM
READ OPERATION
2
2
EMA_CLK
3
5
7
7
4
EMA_CS[0]
6
EMA_WE_DQM[1:0]
EMA_BA[1:0]
8
8
EMA_A[12:0]
19
2 EM_CLK Delay
17
20
18
EMA_D[15:0]
EMA_RAS
11
12
13
14
EMA_CAS
EMA_WE
Figure 6-14. EMIFA Basic SDRAM Read Operation
3
1
EMA_CE[5:2]
EMA_BA[1:0]
EMA_A[12:0]
EMA_WE_DQM[1:0]
4
8
5
9
6
7
29
30
10
EMA_OE
13
12
EMA_D[15:0]
EMA_WE
Figure 6-15. Asynchronous Memory Read Timing for EMIFA
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Peripheral Information and Electrical Specifications
111
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