Digi NS9750 User Manual
Page 195
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M e m o r y C o n t r o l l e r
Table 99 shows the outputs from the memory controller and the corresponding inputs
to the 256M SDRAM (8Mx32, pins 13 and 14 used as bank selects).
1
1
15
3
0
0
14
2
Output address
(
ADDROUT
)
Memory device
connections
AHB address to row
address
AHB address to
column address
14
BA1
11
11
13
BA0
10
10
12
12
24
-
11
11
23
-
10
10/AP
22
AP
9
9
21
-
8
8
20
-
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 99: Address mapping for 256 SDRAM (8Mx32, RBC)
Output address
(
ADDROUT
)
Memory device
connections
AHB address to row
address
AHB address to
column address
Table 98: Address mapping for 128 SDRAM (16Mx8, RBC)