Rainbow-electronics W90P710CDG Manual de usuario descargar pdf (Pagina 74)

100

101

W90P710CD/W90P710CDG

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Fig 6.3.3 ROM/FLASH Page Read Operation Timing

Configuration Registers（SDCONF0/1）

The configuration registers enable software to set a number of operating parameters for the SDRAM

controller. There are two configuration registers SDCONF0、SDCONF1 for SDRAM bank 0、bank 1

respectively. Each bank can have a different configuration.

SDCONF0 0xFFF0_1008 R/W SDRAM bank 0 configuration register 0x0000_0800

SDCONF1 0xFFF0_100C R/W SDRAM bank 1 configuration register 0x0000_0800

31 30 29 28 27 26 25 24

BASADDR

23 22 21 20 19 18 17 16

BASADDR RESERVED

15 14 13 12 11 10 9 8

MRSET RESERVED AUTOPR LATENCY RESERVED

7 6 5 4 3 2 1 0

COMPBK DBWD COLUMN SIZE

1 2 ... 69 70 71 72 73 74 75 76 77 78 79 ... 551 552

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Rainbow-electronics W90P710CDG Manual de usuario Pagina 74

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