AM1808_1112 Datasheet, PDF (100/262 Pages) Texas Instruments – AM1808 ARM Microprocessor

AM1808
SPRS653C – FEBRUARY 2010 – REVISED DECEMBER 2011
EMA_CLK
EMA_CS[0]
EMA_WE_DQM[1:0]
EMA_BA[1:0]
EMA_A[12:0]
EMA_D[15:0]
EMA_RAS
EMA_CAS
EMA_WE
BASIC SDRAM
WRITE OPERATION
1
22
3
4
5
7
8
7
8
9
10
11
12
13
15
16
Figure 5-10. EMIFA Basic SDRAM Write Operation
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6
EMA_CLK
EMA_CS[0]
EMA_WE_DQM[1:0]
EMA_BA[1:0]
EMA_A[12:0]
EMA_D[15:0]
EMA_RAS
EMA_CAS
EMA_WE
BASIC SDRAM
1
READ OPERATION _{2 2}
3
4
5
7
8
7
8
17
11
12
13
14
6
19
20
2 EM_CLK Delay
18
Figure 5-11. EMIFA Basic SDRAM Read Operation
100 Peripheral Information and Electrical Specifications
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