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185
Memory Controller
16-bit wide databus address mappings, SDRAM (RBC)
Table 117 through Table 126 show 16-bit wide databus address mappings for SDRAM
(RBC) devices.
Table 117 shows the outputs from the memory controller and the corresponding
inputs to the 16M SDRAM (1Mx16, pin 14 used as bank select).
11 11 24 12
10 10/AP 23 AP
9 9 22 11
8 8 21 10
77 20 9
66 19 8
55 18 7
44 17 6
33 16 5
22 15 4
11 14 3
00 13 2
Output address
(
ADDROUT)
Memory device
connections
AHB address to row
address
AHB address to
column address
14 BA 9 9
13---
12---
11---
10 10/AP 20 AP
Table 117: Address mapping for 16M SDRAM (1Mx16, RBC)
Output address
(
ADDROUT)
Memory device
connections
AHB address to row
address
AHB address to
column address
Table 116: Address mapping for 512M SDRAM (64x8, BRC)