Samsung YP-P10 User Manual download pdf (Page 197)

S3C2440A RISC MICROPROCESSOR MEMORY CONTROLLER

5-5

SDRAM BANK ADDRESS PIN CONNECTION EXAMPLE

Table 5-2. SDRAM Bank Address Configuration Example

Bank Size Bus Width Base Component Memory Configuration Bank Address

2MByte x8 16Mbit (1M x 8 x 2Bank) x 1 A20

x16 (512K x 16 x 2B) x 1

4MB x16 (1M x 8 x 2B) x 2 A21

x16 (1M x 8 x 2B) x 2

8MB x16 16Mb (2M x 4 x 2B) x 4 A22

x32 (1M x 8x 2B) x 4

x8 64Mb (4M x 8 x 2B) x 1

x8 (2M x 8 x 4B) x 1 A[22:21]

x16 (2M x 16 x 2B) x 1 A22

x16 (1M x 16 x 4B) x 1 A[22:21]

x32 (512K x 32 x 4B) x 1

16MB x32 16Mb (2M x 4 x 2B) x 8 A23

x8 64Mb (8M x 4 x 2B) x 2

x8 (4M x 4 x 4B) x 2 A[23:22]

x16 (4M x 8 x 2B) x 2 A23

x16 (2M x 8 x 4B) x 2 A[23:22]

x32 (2M x 16 x 2B) x 2 A23

x32 (1M x 16 x 4B) x 2 A[23:22]

x8 128Mb (4M x 8 x 4B) x 1

x16 (2M x 16 x 4B) x 1

32MB x16 64Mb (8M x 4 x 2B) x 4 A24

x16 (4M x 4 x 4B) x 4 A[24:23]

x32 (4M x 8 x 2B) x 4 A24

x32 (2M x 8 x 4B) x 4 A[24:23]

x16 128Mb (4M x 8 x 4B) x 2

x32 (2M x 16 x 4B) x 2

x8 256Mb (8M x 8 x 4B) x 1

x16 (4M x 16 x 4B) x 1

64MB x32 128Mb (4M x 8 x 4B) x 4 A[25:24]

x16 256Mb (8M x 8 x 4B) x 2

x32 (4M x 16 x 4B) x 2

x8 512Mb (16M x 8 x 4B) x 1

128MB x32 256Mb (8M x 8 x 4Bank) x 4 A[26:25]

x8 512Mb (32M x 4 x 4B) x 2

x16 (16M x 8 x 4B) x 2

x32 (8M x 16 x 4B) x 2

1 2 ... 192 193 194 195 196 197 198 199 200 201 202 ... 595 596

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