Digi NS9750 User Manual

Page 208

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D y n a m i c m e m o r y c o n t r o l l e r

1 8 4

N S 9 7 5 0 H a r d w a r e R e f e r e n c e

Table 115 shows the outputs from the memory controller and the corresponding
inputs to the 512M SDRAM (32Mx16, pins 13 and 14 used as bank selects).

Table 116 shows the outputs from the memory controller and the corresponding
inputs to the 512M SDRAM (64Mx8, pins 13 and 14 used as bank selects).

Output address
(

ADDROUT

)

Memory device
connections

AHB address to row
address

AHB address to
column address

14

BA1

25

25

13

BA0

26

26

12

12

24

-

11

11

23

-

10

10/AP

22

AP

9

9

21

11

8

8

20

10

7

7

19

9

6

6

18

8

5

5

17

7

4

4

16

6

3

3

15

5

2

2

14

4

1

1

13

3

0

0

12

2

Table 115: Address mapping for 512M SDRAM (32Mx16, BRC)

Output address
(

ADDROUT

)

Memory device
connections

AHB address to row
address

AHB address to
column address

14

BA1

27

27

13

BA0

26

26

12

12

25

-

Table 116: Address mapping for 512M SDRAM (64x8, BRC)

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