Datagear DMA Port

From SpecNext official Wiki
Revision as of 11:05, 31 December 2019 by Ped7g (talk | contribs) (add info)
Jump to: navigation, search
Number $xx6B
Short desc. Controls Z8410 DMA chip via Datagear standard.
Bit Mask ---- ---- 0110 1011
Readable Yes
Writable Yes
Subsystem DMA

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

Use Peripheral 2 Register ($06) to enable the "Zilog DMA" mode in case your SW expects Zilog-like behaviour of DMA transfers.