DMA channel #0
Source #1
Source #2
Source #3
Always #1
DMA channel #n
Always #y
Source #x
Trigger #1
Trigger #z
DMA channel #1
DMAMUX
Figure 21-1. DMAMUX block diagram
21.1.2
Features
The DMAMUX module provides these features:
• Up to 3459 peripheral slots and up to four always-on slots can be routed to 16
channels.
• 16 independently selectable DMA channel routers.
• The first four channels additionally provide a trigger functionality.
• Each channel router can be assigned to one of the possible peripheral DMA slots or
to one of the always-on slots.
21.1.3
Modes of operation
The following operating modes are available:
• Disabled mode
Introduction
K22F Sub-Family Reference Manual, Rev. 4, 08/2016
414 NXP Semiconductors
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