MAC7200 datasheet(9/976 Pages) FREESCALE

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MAC7200 Microcontroller Family Reference Manual, Rev. 2

Freescale Semiconductor

8.7

Debug Differences from MAC71xx ..................................................................................97

8.8

Debug Application Usage ..................................................................................................97

8.8.1

ARM Debug Overview..................................................................................................98

8.8.2

Entering Debug mode ....................................................................................................99

8.8.3

Exiting Debug mode ....................................................................................................100

8.8.4

Nexus Low Power State...............................................................................................100

8.8.5

Debug Shift Register SC4............................................................................................101

8.8.6

Using the JTAG Interface ............................................................................................101

8.8.7

JTAG Pad Control........................................................................................................101

8.8.8

Resetting Debug Logic ................................................................................................102

Chapter 9

Device Memory Map

9.1

Memory Map Example ....................................................................................................104

9.2

Normal Single Chip Mode ...............................................................................................105

9.3

Normal Primary Bootloader Mode ..................................................................................107

9.4

Normal Expanded Mode ..................................................................................................108

9.5

Secured Single Chip Mode ..............................................................................................109

9.6

Secured Primary Bootloader Mode..................................................................................110

9.7

Secured Expanded Mode .................................................................................................110

9.8

Accessing registers ..........................................................................................................112

9.8.1

32-bit Register Accesses ..............................................................................................112

9.8.2

16-bit Register Accesses ..............................................................................................112

9.8.3

8-bit register accesses ..................................................................................................113

9.9

Peripheral Bus Memory Map...........................................................................................113

9.10

SRAM Memory Map .......................................................................................................114

9.11

FlexBus Memory Map .....................................................................................................115

9.12

Flash Main Array Memory Map ......................................................................................115

9.13

Shadow Block Memory Map ...........................................................................................117

9.14

Boot Assist Module (BAM) Memory Map......................................................................118

9.15

Exception Table Memory Map ........................................................................................118

9.16

Memory Map Relocation .................................................................................................119

9.16.1

System Memory Map Combinations ...........................................................................119

9.16.2

Changing Chip Modes .................................................................................................120

9.16.3

Resource Relocation Summary....................................................................................120

9.16.3.1

FlexBus ....................................................................................................................120

9.16.3.2

Flash Main Array .....................................................................................................120

9.16.3.3

Shadow Block ..........................................................................................................120

9.16.3.4

SRAM ......................................................................................................................121

9.16.4

Programming the AAMR register in the MCM...........................................................121

9.17

Exception Table ...............................................................................................................122

9.18

System Boot Sequence.....................................................................................................123

9.18.1

Programming with a Bootloader..................................................................................123

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