Contents
REVISION HISTORY ............................................................................................................ 2
WARRANTY AND DISCLAIMER ......................................................................................... 3
CONTENTS .......................................................................................................................... 4
1 INTRODUCTION .............................................................................................................. 6
1.1
Key Features ........................................................................................................... 6
2 DIRECT MEMORY ACCESS ........................................................................................... 7
2.1
Block Diagram ......................................................................................................... 7
2.2
Outline ..................................................................................................................... 8
2.2.1
Single Transfer .......................................................................................... 8
2.2.2
Multiple Transfers ...................................................................................... 9
2.3
Registers ............................................................................................................... 10
2.3.1
2.3.2
2.3.3
2.3.4
2.3.5
2.4
Operation .............................................................................................................. 14
2.4.1
Transfer Mode ......................................................................................... 14
2.4.1.1
2.4.1.2
2.4.1.3
2.4.1.4
2.4.2
Transfer Type .......................................................................................... 16
2.4.2.1
2.4.2.2
2.4.3
2.4.4
2.4.5
3 DMAC EXAMPLES ........................................................................................................ 19
3.1
3.2
LIST OF FIGURES ............................................................................................................. 28
MCU-AN-300059-E-V11
DIRECT MEMORY ACCESS
Contents
Step Transfer ........................................................................... 14
Block Transfer .......................................................................... 14
Burst Transfer .......................................................................... 15
Demand Transfer ..................................................................... 15
2-cycle Transfer ....................................................................... 16
Fly-by Transfer ......................................................................... 16
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