PIC18F2331 MICROCHIP [Microchip Technology], PIC18F2331 Datasheet - Page 312

• Manufacturer Part Number: PIC18F2331
• Description: 28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High Performance PWM and A/D
• Manufacturer: MICROCHIP [Microchip Technology]

PIC18F2331/2431/4331/4431
IORLW
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example:
DS39616B-page 310
Q Cycle Activity:
Before Instruction
After Instruction
Decode
W
W
Q1
=
=
Inclusive OR literal with W
[ label ]
0
(W) .OR. k
N, Z
The contents of W are OR’ed with
the eight-bit literal ‘k’. The result is
placed in W.
1
1
literal ‘k’
IORLW
Read
0000
Q2
0x9A
0xBF
k
255
IORLW k
1001
0x35
Process
W
Data
Q3
kkkk
Write to W
Q4
kkkk
Preliminary
IORWF
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example:
Q Cycle Activity:
Before Instruction
After Instruction
Decode
RESULT =
W
RESULT =
W
Q1
=
=
register ‘f’
Inclusive OR W with f
[ label ]
0
d
a
(W) .OR. (f)
N, Z
Inclusive OR W with register ‘f’. If
‘d’ is 0, the result is placed in W. If
‘d’ is 1, the result is placed back in
register ‘f’ (default). If ‘a’ is 0, the
Access Bank will be selected, over-
riding the BSR value. If ‘a’ = 1, then
the bank will be selected as per the
BSR value (default).
1
1
IORWF
Read
0001
Q2
0x13
0x91
0x13
0x93
f
[0,1]
[0,1]
 2003 Microchip Technology Inc.
255
RESULT, W
IORWF
00da
Process
Data
Q3
dest
ffff
f [,d [,a]]
destination
Write to
Q4
ffff