PIC18F2331 Datasheet, PDF (66/396 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High Performance PWM and A/D

PIC18F2331/2431/4331/4431
FIGURE 5-6:
DATA MEMORY MAP FOR PIC18F2331/2431/4331/4431 DEVICES
BSR<3:0>
= 0000
= 0001
= 0010
Data Memory Map
00h
Bank 0
FFh
00h
Bank 1
FFh
00h
Bank 2
FFh
00h
Access RAM
GPR
GPR
GPR
000h
05Fh
060h
0FFh
100h
1FFh
200h
2FFh
300h
= 0011
= 1110
Bank 3
to
Bank 14
Unused
Read ‘00h’
Access Bank
00h
Access RAM Low
5Fh
Access RAM High ^60h
(SFRs)
FFh
= 1111
00h
Bank 15
FFh
Unused
SFR
EFFh
F00h
F5Fh
F60h
FFFh
When a = 0:
The BSR is ignored and the
Access Bank is used.
The first 96 bytes are
General Purpose RAM
(from Bank 0).
The second 160 bytes are
Special Function Registers
(from Bank 15).
When a = 1:
The BSR specifies the bank
used by the instruction.
DS39616B-page 64
Preliminary
 2003 Microchip Technology Inc.