PIC18C242 MICROCHIP [Microchip Technology], PIC18C242 Datasheet - Page 41

• Manufacturer Part Number: PIC18C242
• Description: High-Performance Microcontrollers with 10-Bit A/D
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 4-6:
7/99 Microchip Technology Inc.
When a = 1,
BSR<3:0>
the BSR is used to specify
the RAM location that the
instruction uses.
= 0000b
= 0001b
= 0010b
= 1110b
= 1111b
DATA MEMORY MAP FOR PIC18C242/442
Bank 14
Bank 15
Bank 2
Bank 0
Bank 1
to
FFh
FFh
00h
00h
FFh
00h
Data Memory Map
Access RAM
Read ’00h’
Unused
Unused
GPR
GPR
SFR
Preliminary
0FFh
100h
1FFh
000h
07Fh
080h
200h
EFFh
F00h
F7Fh
F80h
FFFh
When a = 0,
PIC18CXX2
the BSR is ignored and the
Access Bank is used.
The first 128 bytes are
General
(from Bank 0).
The second 128 bytes are
Special Function Registers
(from Bank 15).
Access Bank
Access RAM high
Access RAM low
(SFR’s)
DS39026B-page 41
Purpose
FFh
7Fh
00h
80h
RAM