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

Page 106

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High-Speed Microcontroller User’s

Guide: Network Microcontroller

Supplement

106

CE0

=

32kB x 8

PCE0

=

32kB x 8

PCE1

=

32kB x 8

PCE2

=

32kB x 8

PCE3

=

32kB x 8

CE1

=

32kB x 8

CE3

=

32kB x 8

CE2

=

32kB x 8

PROGRAM

MEMORY

DATA

MEMORY

PROGRAM

MEMORY

DATA

MEMORY

PROGRAM

/

DATA

MEMORY

PDCE3

= 1

PDCE2

= 1

BEFORE AFTER

CE0

=

32kB x 8

PCE0

=

32kB x 8

PCE1

=

32kB x 8

CE1

=

32kB x 8

CE3

=

32kB x 8

CE2

=

32kB x 8

Non

-

Addressable

-

Non

-

Addressable

Non

-

Addressable

Non

Addressable

CE0

=

128kB x 8

PCE0

=

128kB x 8

PCE1

=

128kB x 8

PCE2

=

128kB x 8

PCE3

=

128kB x 8

CE1

=

128kB x 8

CE3

=

128kB x 8

CE2

=

128kB x 8

PROGRAM

MEMORY

DATA

MEMORY

PROGRAM

MEMORY

DATA

MEMORY

PROGRAM

/

DATA

MEMORY

PDCE1

= 1

PDCE2

= 1

BEFORE AFTER

CE0

=

128kB x 8

PCE3

=

128kB x 8

CE1

=

128kB x 8

CE3

=

128kB x 8

CE2

=

128kB x 8

Non

-

Addressable

Non

-

Addressable

Non

-

Addressable

Non

-

Addressable

PCE0

=

128kB x 8

Figure 6-7. Merged Program/Data Access Under

CE2, CE3

,

PCE2

, and

PCE3

Becomes Inaccessible

Figure 6-8. Merged Program/Data Access Under

CE1, CE2

,

PCE1

, and

PCE2

Becomes Inaccessible

Maxim Integrated

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