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PIC18F4520E/MLQTP Datasheet(PDF) 271 Page - Microchip Technology

Part # PIC18F4520E/MLQTP
Description  28/40/44-Pin Enhanced Flash Microcontrollers with 10-Bit A/D and nanoWatt Technology
PDF  390 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC18F4520E/MLQTP Datasheet(HTML) 271 Page - Microchip Technology

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 2004 Microchip Technology Inc.
Preliminary
DS39631A-page 269
PIC18F2420/2520/4420/4520
FIGURE 24-1:
GENERAL FORMAT FOR INSTRUCTIONS
Byte-oriented file register operations
15
10
9
8 7
0
d = 0 for result destination to be WREG register
OPCODE
d
a
f (FILE #)
d = 1 for result destination to be file register (f)
a = 0 to force Access Bank
Bit-oriented file register operations
15
12 11
9 8 7
0
OPCODE b (BIT #) a
f (FILE #)
b = 3-bit position of bit in file register (f)
Literal operations
15
8
7
0
OPCODE
k (literal)
k = 8-bit immediate value
Byte to Byte move operations (2-word)
15
12 11
0
OPCODE
f (Source FILE #)
CALL
, GOTO and Branch operations
15
8 7
0
OPCODE
n<7:0> (literal)
n = 20-bit immediate value
a = 1 for BSR to select bank
f = 8-bit file register address
a = 0 to force Access Bank
a = 1 for BSR to select bank
f = 8-bit file register address
15
12 11
0
1111
n<19:8> (literal)
15
12 11
0
1111
f (Destination FILE #)
f = 12-bit file register address
Control operations
Example Instruction
ADDWF MYREG, W, B
MOVFF MYREG1, MYREG2
BSF MYREG, bit, B
MOVLW 7Fh
GOTO Label
15
8 7
0
OPCODE
n<7:0> (literal)
15
12 11
0
1111
n<19:8> (literal)
CALL MYFUNC
15
11 10
0
OPCODE
n<10:0> (literal)
S = Fast bit
BRA MYFUNC
15
8 7
0
OPCODE
n<7:0> (literal)
BC MYFUNC
S



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