PIC18F258 MICROCHIP [Microchip Technology], PIC18F258 Datasheet - Page 284

• Manufacturer Part Number: PIC18F258
• Description: High Performance, 28/40-Pin Enhanced FLASH Microcontrollers with CAN
• Manufacturer: MICROCHIP [Microchip Technology]

PIC18FXX8
TABLE 25-2:
DS41159B-page 282
LITERAL OPERATIONS
ADDLW
ANDLW
IORLW
LFSR
MOVLB
MOVLW
MULLW
RETLW
SUBLW
XORLW
DATA MEMORY
TBLRD*
TBLRD*+
TBLRD*-
TBLRD+*
TBLWT*
TBLWT*+
TBLWT*-
TBLWT+*
Note 1: When a PORT register is modified as a function of itself (e.g., MOVF PORTB, 1, 0), the value used will be
Mnemonic,
Operands
2: If this instruction is executed on the TMR0 register (and, where applicable, d = 1), the prescaler will be
3: If Program Counter (PC) is modified or a conditional test is true, the instruction requires two cycles. The
4: Some instructions are 2-word instructions. The second word of these instructions will be executed as a NOP,
5: If the Table Write starts the write cycle to internal memory, the write will continue until terminated.
that value present on the pins themselves. For example, if the data latch is ’1’ for a pin configured as input and
is driven low by an external device, the data will be written back with a ’0’.
cleared if assigned.
second cycle is executed as a NOP.
unless the first word of the instruction retrieves the information embedded in these 16 bits. This ensures that
all program memory locations have a valid instruction.
k
k
k
f, k
k
k
k
k
k
k
PIC18FXXX INSTRUCTION SET (CONTINUED)
Add literal and WREG
AND literal with WREG
Inclusive OR literal with WREG
Move literal (12-bit) 2nd word
Move literal to BSR<3:0>
Move literal to WREG
Multiply literal with WREG
Return with literal in WREG
Subtract WREG from literal
Exclusive OR literal with WREG
Table Read
Table Read with post-increment
Table Read with post-decrement
Table Read with pre-increment
Table Write
Table Write with post-increment
Table Write with post-decrement
Table Write with pre-increment
PROGRAM MEMORY OPERATIONS
to FSRx 1st word
Description
1
1
1
2
1
1
1
2
1
1
2
2 (5)
Cycles
0000
0000
0000
1110
1111
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
0000
MSb
16-Bit Instruction Word
1111
1011
1001
1110
0000
0001
1110
1101
1100
1000
1010
0000
0000
0000
0000
0000
0000
0000
0000
kkkk
kkkk
kkkk
00ff
kkkk
0000
kkkk
kkkk
kkkk
kkkk
kkkk
0000
0000
0000
0000
0000
0000
0000
0000
kkkk
kkkk
kkkk
kkkk
kkkk
kkkk
kkkk
kkkk
kkkk
kkkk
kkkk
1000
1001
1010
1011
1100
1101
1110
1111
LSb
2002 Microchip Technology Inc.
C, DC, Z, OV, N
Z, N
Z, N
None
None
None
None
None
C, DC, Z, OV, N
Z, N
None
None
None
None
None
None
None
None
Affected
Status
Notes