PIC18F258 MICROCHIP [Microchip Technology], PIC18F258 Datasheet - Page 286

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

PIC18FXX8
ADDWFC
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example:
DS41159B-page 284
Q Cycle Activity:
Before Instruction
After Instruction
Decode
Carry bit =
REG
W
Carry bit =
REG
W
Q1
=
=
=
=
register ’f’
ADD W and Carry bit to f
[ label ] ADDWFC
0
d
a
(W) + (f) + (C)
N, OV, C, DC, Z
Add W, the Carry Flag and data
memory location ’f’. If ’d’ is 0, the
result is placed in W. If ’d’ is 1, the
result is placed in data memory loca-
tion 'f'. If ‘a’ is 0, the Access Bank
will be selected. If ‘a’ is 1, the BSR
will not be overridden.
1
1
ADDWFC
Read
Q2
0010
1
0x02
0x4D
0
0x02
0x50
f
[0,1]
[0,1]
255
00da
REG, W
Process
Data
Q3
dest
ffff
f [,d [,a]]
destination
Write to
Q4
ffff
ANDLW
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example:
Q Cycle Activity:
Before Instruction
After Instruction
Decode
W
W
Q1
Read literal
=
=
AND literal with W
[ label ] ANDLW
0
(W) .AND. k
N, Z
The contents of W are ANDed with
the 8-bit literal 'k'. The result is
placed in W.
1
1
ANDLW
0000
Q2
’k’
0xA3
0x03
k
2002 Microchip Technology Inc.
255
1011
0x5F
Process
Data
Q3
W
k
kkkk
Write to W
Q4
kkkk