|
PIC18F2331_10 Datasheet, PDF (290/392 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High-Performance PWM and A/D | |||
|
◁ |
PIC18F2331/2431/4331/4431
ADDWFC
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Q1
Decode
ADD W and Carry bit to f
[ label ] ADDWFC f [,d [,a]]
0 ï£ f ï£ 255
d ïï [0,1]
a ïï [0,1]
(W) + (f) + (C) ï® dest
N, OV, C, DC, Z
0010 00da ffff ffff
Add W, the Carry flag and data memory
location, âfâ. If âdâ is â0â, the result is placed
in W. If âdâ is â1â, the result is placed in
data memory location, âfâ. If âaâ is â0â, the
Access Bank will be selected. If âaâ is â1â,
the BSR will not be overridden.
1
1
Q2
Read
register âfâ
Q3
Process
Data
Q4
Write to
destination
Example:
ADDWFC
Before Instruction
Carry bit =
REG =
W
=
1
0x02
0x4D
After Instruction
Carry bit =
REG =
W
=
0
0x02
0x50
REG, W
ANDLW
AND Literal with W
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Q1
Decode
[ label ] ANDLW k
0 ï£ k ï£ 255
(W) .AND. k ï® W
N, Z
0000 1011 kkkk kkkk
The contents of W are ANDed with the
8-bit literal âkâ. The result is placed in W.
1
1
Q2
Read literal
âkâ
Q3
Process
Data
Q4
Write to
W
Example:
ANDLW
Before Instruction
W
=
After Instruction
W
=
0xA3
0x03
0x5F
DS39616D-page 290
ï£ 2010 Microchip Technology Inc.
|
▷ |