PIC18FXX39 Datasheet, PDF (40/322 Pages) Microchip Technology – Enhanced FLASH Microcontrollers with Single Phase Induction Motor Control Kernel

PIC18FXX39
FIGURE 4-5:
DATA MEMORY MAP FOR PIC18FX439
BSR<3:0>
= 0000
= 0001
= 0010
= 0011
Data Memory Map
00h
Bank 0
FFh
00h
Bank 1
FFh
00h
Bank 2
FFh
Access RAM
GPR
GPR
GPR
ProMPT Memory
000h
07Fh
080h
0FFh
100h
1FFh
200h
27Fh
280h
2FFh
300h

Bank 3

to
Unused
Read ‘00h’
Bank 14

= 1110
= 1111
00h
Bank 15
FFh
When a = 1,
the BSR is used to specify the
RAM location that the
instruction uses.
Unused
SFR
EFFh
F00h
F7Fh
F80h
FFFh
Access Bank
00h
Access RAM Low
7Fh
Access RAM High ^80h
(SFRs)
FFh
When a = 0,
the BSR is ignored and the
Access Bank is used.
The first 128 bytes are General
Purpose RAM (from Bank 0).
The second 128 bytes are
Special Function Registers
(from Bank 15).
DS30485B-page 40
Preliminary
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