PIC18C242 MICROCHIP [Microchip Technology], PIC18C242 Datasheet - Page 214

• Manufacturer Part Number: PIC18C242
• Description: High-Performance Microcontrollers with 10-Bit A/D
• Manufacturer: MICROCHIP [Microchip Technology]

PIC18CXX2
IORLW
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example:
DS39026B-page 214
Before Instruction
After Instruction
Decode
WREG
WREG
Q1
=
=
Inclusive OR literal with WREG
[ label ]
0
(WREG) .OR. k
N,Z
The contents of WREG are OR’ed
with the eight bit literal 'k'. The
result is placed in WREG.
1
1
IORLW
literal ’k’
Read
0000
Q2
0x9A
0xBF
k
255
IORLW k
1001
0x35
Process
Data
Q3
WREG
kkkk
Write to
WREG
Q4
kkkk
Preliminary
IORWF
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example:
Before Instruction
After Instruction
Decode
RESULT =
WREG
RESULT =
WREG
Q1
=
=
register ’f’
Inclusive OR WREG with f
[ label ]
0
d
a
(WREG) .OR. (f)
N,Z
Inclusive OR WREG with register
'f'. If 'd' is 0, the result is placed in
WREG. If 'd' is 1, the result is
placed back in register 'f' (default).
If ’a’ is 0, the Access Bank will be
selected, overriding 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]
255
7/99 Microchip Technology Inc.
RESULT, 0, 1
IORWF
00da
Process
Data
Q3
ffff
f,d,a
dest
destination
Write to
Q4
ffff