Sundance Spas ST201 - Manual (Page 32)

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Sundance Technology ST201 PRELIMINARY draft 2
RXDMANEXTPTR
Class....................DMA Data Structures, RFD
Base Address ......Start of RFD
Address Offset .....0x00
Access Mode .......Read/Write
Width ...................32 bits
BIT BIT NAME BIT DESCRIPTION
31..0 RxDMANextPtr The first dword in the RFD contains the physical address of the next
RFD in the RxDMAList. If this is the last RFD in the RxDMAList, then
this value must be zero. RFDs must be aligned on 8-byte physical
address boundaries.