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Memory Controller
Table112 shows the outputs from the memory controller and the corresponding inputs to the 256M SDRAM (8Mx32, pins 13 and 14 used as bank selects.
11 11 23 -
10 10/AP 22 AP
9 9 21 11
8 8 20 10
77 19 9
66 18 8
55 17 7
44 16 6
33 15 5
22 14 4
11 13 3
00 12 2
Output address
(ADDROUT)Memory device
connections AHB address to row
address AHB address to
column address
14 BA1 23 23
13 BA0 24 24
12 12 22 -
11 11 21 -
10 10/AP 20 AP
99 19 -
88 18 -
77 17 9

Table 112: Address mapping for 256M SDRAM (8Mx32, BRC)

Output address
(ADDROUT)Memory device
connections AHB address to row
address AHB address to
column address

Table 111: Address mapping for 128M SDRAM (16Mx8, BRC)