Before after – Maxim Integrated High-Speed Microcontroller Users Guide: Network Microcontroller Supplement User Manual

Page 107

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High-Speed Microcontroller User’s

Guide: Network Microcontroller

Supplement

107

CE0

=

512kB x 8

Non

-

Addressable

Non

-

Addressable

PCE0

=

1MB x 8

PCE1

=

1MB x 8

Non

-

Addressable

PDCE0

= 1

Non

-

Addressable

PROGRAM

MEMORY

DATA

MEMORY

PROGRAM

MEMORY

DATA

MEMORY

BEFORE AFTER

CE0

=

512kB x 8

PCE0

=

512kB x 8

PCE1

=

1MB x 8

PROGRAM

/

DATA

MEMORY

CE0

=

2MB x 8

CE1

=

2MB x 8

CE7

=

2MB x 8

CE6

=

2MB x 8

CE5

=

2MB x 8

CE4

=

2MB x 8

CE3

=

2MB x 8

CE2

=

2MB x 8

PROGRAM/

DATA

MEMORY

PDCE3

= 1

PDCE0

= 1

PDCE4

= 1

PDCE1

= 1

PDCE5

= 1

PDCE2

= 1

PDCE7

= 1

PDCE6

= 1

CE0

=

4MB x 8

CE1

=

4MB x 8

CE3

=

4MB x 8

CE2

=

4MB x 8

PROGRAM/

DATA

MEMORY

PDCE3

= 1

PDCE0

= 1

PDCE1

= 1

PDCE2

= 1

Figure 6-9. Merged Program/Data Access Under

CE0

and

PCE0

Becomes Partially Inaccessible

Figure 6-10. Full 16MB Merged Program/Data Memory Map Options

Maxim Integrated

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