PIC18F452I/L Microchip Technology, PIC18F452I/L Datasheet - Page 46
PIC18F452I/L
Manufacturer Part Number
PIC18F452I/L
Description
IC, 8BIT MCU, PIC18F, 40MHZ, LCC-44
Manufacturer
Microchip Technology
Datasheet
1.PIC18F242-ISO.pdf
(332 pages)
Specifications of PIC18F452I/L
Controller Family/series
PIC18
No. Of I/o's
34
Eeprom Memory Size
256Byte
Ram Memory Size
1.5KB
Cpu Speed
40MHz
No. Of Timers
4
Core Size
8 Bit
Program Memory Size
16 KWords
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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PIC18FXX2
FIGURE 4-7:
DS39564C-page 44
When a = 1,
the BSR is used to specify the
RAM location that the
instruction uses.
BSR<3:0>
= 0000
= 0001
= 0010
= 0011
= 0100
= 0101
= 0110
= 1110
= 1111
DATA MEMORY MAP FOR PIC18F252/452
Bank 14
Bank 15
Bank 4
Bank 5
Bank 6
Bank 0
Bank 1
Bank 2
Bank 3
to
FFh
FFh
FFh
FFh
FFh
00h
00h
00h
00h
00h
FFh
00h
Data Memory Map
Access RAM
Read ’00h’
Unused
Unused
GPR
GPR
GPR
GPR
GPR
GPR
SFR
100h
1FFh
EFFh
F7Fh
F80h
FFFh
000h
07Fh
080h
0FFh
200h
300h
3FFh
400h
4FFh
500h
5FFh
600h
F00h
2FFh
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
(from Bank 15).
© 2006 Microchip Technology Inc.
Access RAM high
Access RAM low
Access Bank
Function
(SFR’s)
Registers
FFh
00h
7Fh
80h
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