Sundance-spas ST201 Uživatelský manuál stáhnout pdf (Strana 35)

Sundance Technology ST201 PRELIMINARY draft 2

RXDMAFRAGADDR

Class....................DMA Data Structures, RFD

Base Address ......Start of RFD

Address Offset.....0x00+n·8 for nth fragment

Access Mode.......Read/Write

Width ...................32 bits

BIT BIT NAME BIT DESCRIPTION

31..0 RxDMAFragAddr The third and all subsequent odd dwords in the RFD contains the phys-

ical address of a contiguous block of system memory to which receive

data is to be transferred by RxDMA. A fragment can start on any byte

boundary.

1 2 ... 30 31 32 33 34 35 36 37 38 39 40 ... 144 145

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Sundance-spas ST201 Uživatelský manuál Strana 35