MC68HC708XL36 FREESCALE [Freescale Semiconductor, Inc], MC68HC708XL36 Datasheet - Page 111
MC68HC708XL36
Manufacturer Part Number
MC68HC708XL36
Description
HCMOS Microcontroller Unit
Manufacturer
FREESCALE [Freescale Semiconductor, Inc]
Datasheet
1.MC68HC708XL36.pdf
(376 pages)
- Current page: 111 of 376
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Contents
1-dma_b
MOTOROLA
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .112
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .112
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .113
Low-Power Modes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130
DMA During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .131
DMA Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .132
DMA/CPU Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .117
Hardware-Initiated DMA Service Requests. . . . . . . . . . . . . . . . . .121
Software-Initiated DMA Service Requests . . . . . . . . . . . . . . . . . .122
DMA Latency. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .122
DMA Source/Destination Address Calculation . . . . . . . . . . . . . . .123
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130
Stop Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130
DMA Control Register 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .133
DMA Status and Control Register . . . . . . . . . . . . . . . . . . . . . . . . .136
DMA Control Register 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .139
DMA Channel Control Registers . . . . . . . . . . . . . . . . . . . . . . . . . .140
DMA Source Address Registers . . . . . . . . . . . . . . . . . . . . . . . . . .143
DMA Destination Address Registers. . . . . . . . . . . . . . . . . . . . . . .145
DMA Block Length Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . .146
DMA Byte Count Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .148
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
Direct Memory Access Module
DMA
MC68HC708XL36
DMA
111
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