Difference between revisions of "Datagear DMA Port"

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|PortMask=---- ---- 0110 1011
 
|PortMask=---- ---- 0110 1011
 
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Be aware the [[DMA|zxnDMA]] is by default in the new "zxnDMA" mode, acting slightly differently than original Zilog DMA.
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Use {{NextRegNo|$06}} to enable the "Zilog DMA" mode in case your SW expects Zilog-like behaviour of DMA transfers.

Revision as of 11:05, 31 December 2019

Number $xx6B
Decimal
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.