TMS320C6727, TMS320C6726, TMS320C6722

Floating-Point Digital Signal Processors

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SPRS268E –MAY 2005 –REVISED JANUARY 2007

BASIC SDRAM

1

 

WRITE OPERATION

2 2

EM_CLK

 

3

4

EM_CS[0]

 

5

6

EM_WE_DQM[3:0]

 

7

8

EM_BA[1:0]

 

7

8

EM_A[12:0]

9

EM_D[31:0]

1112

EM_RAS

1314

EM_CAS

1516

EM_WE

Figure 4-7. Basic SDRAM Write Operation

BASIC SDRAM

1

 

READ OPERATION

2 2

EM_CLK

 

3

4

EM_CS[0]

 

5

6

EM_WE_DQM[3:0]

7

8

EM_BA[1:0]

 

7

8

EM_A[12:0]

 

 

19

2 EM_CLK Delay

17

20

18

EM_D[31:0]

1112

EM_RAS

1314

EM_CAS

EM_WE

Figure 4-8. Basic SDRAM Read Operation

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Peripheral and Electrical Specifications

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Texas Instruments TMS320C6727, TMS320C6722 Basic Sdram Write Operation Emclk, Emras Emcas Emwe, Basic Sdram Read Operation