AC164139 Microchip Technology, AC164139 Datasheet - Page 79

• Manufacturer Part Number: AC164139
• Description: Graphics Display Prototype Board Graphics
• Manufacturer: Microchip Technology

Specifications of AC164139

• Main Purpose: LCD Development
• Embedded: No
• Utilized Ic / Part: PICtail™ Plus Board
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Secondary Attributes: -
• Primary Attributes: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

FIGURE 4-10:
FIGURE 4-11:
 2010 Microchip Technology Inc.
The data in the page
designated by DSRPAG
is mapped into the
upper half of the data
memory space....
The data in the page
designated by DSRPAG
is mapped into the
upper half of the data
memory space....
When DSRPAG<9:8> =
When DSRPAG<9:8> =
DSRPAG
DSRPAG
302h
202h
PROGRAM SPACE VISIBILITY OPERATION TO ACCESS LOWER WORD
PROGRAM SPACE VISIBILITY OPERATION TO ACCESS HIGHER WORD
23
23
10
11
Program Space
Program Space
and EA<15> =
and EA<15> =
15
15
1
1
0
0
PIC24FJ256DA210 FAMILY
017FFEh
017FFFh
000000h
010000h
7FFFFEh
000000h
010001h
7FFFFEh
EDS Window
Data Space
Data Space
EDS Window
0000h
8000h
FFFFh
0000h
8000h
FFFFh
...while the lower
15 bits of the EA
specify an exact
address within the
EDS area. This corre-
sponds exactly to the
same lower 15 bits of
the actual program
space address.
...while the lower
15 bits of the EA
specify an exact
address within the
EDS area. This corre-
sponds exactly to the
same lower 15 bits of
the actual program
space address.
Data EA<14:0>
Data EA<14:0>
DS39969B-page 79