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SPRU755B
Two choices of logical channel arbitration of physical resources: round
-
robin or fixed
Two levels of logical channel priority
-
Constant fill
-
Transparent copy
-
Rotation 0°, 90°, 180°, and 270°
-
Seven ports enabling:
-
Memory-to-memory transfers
J
Peripheral-to-memory transfers
J
Memory-to-peripheral transfers
J
Peripheral-to-peripheral transfers
J
Binary backward-compatible by default configuration
-
Up to four logical channels active in parallel
-
The logical channel dedicated to the display, LCh-D, has several additional
features.
Channel can be shared by two LCD controllers
-
Supports both single and dual block modes
-
Supports separate indexing and numbering for dual block mode for both
-
elements and frames
A graphical overview of the system DMA and its external connections is shown
in Figure 3.
Direct Memory Access (DMA) Support
System DMA
29
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