Datagear DMA Port

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Revision as of 11:05, 31 December 2019 by Ped7g (talk | contribs) (add info)
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Number PortNumber::$xx6B
Decimal NumberDec::
Short desc. ShortDesc::Controls Z8410 DMA chip via Datagear standard.
Bit Mask PortMask::---- ---- 0110 1011
Readable Readable::Yes
Writable Writable::Yes
Subsystem Subsystem::DMA

Be aware the zxnDMA is by default in the new "zxnDMA" mode, acting slightly differently than original Zilog DMA.

Use {{#ask: TBRegisterNumber::$06 }} ($06) to enable the "Zilog DMA" mode in case your SW expects Zilog-like behaviour of DMA transfers.