PIC17C756A MICROCHIP [Microchip Technology], PIC17C756A Datasheet - Page 220

• Manufacturer Part Number: PIC17C756A
• Description: High-Performance 8-bit CMOS EPROM Microcontrollers with 10-bit A/D
• Manufacturer: MICROCHIP [Microchip Technology]

PIC17C7XX
NEGW
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example:
DS30289B-page 220
Before Instruction
After Instruction
Decode
WREG
REG
WREG
REG
Q1
=
=
=
=
register 'f'
Negate W
[label]
0
s
WREG + 1
WREG + 1
OV, C, DC, Z
WREG is negated using two’s comple-
ment. If 's' is 0, the result is placed in
WREG and data memory location 'f'. If
's' is 1, the result is placed only in data
memory location 'f'.
1
1
NEGW
Read
0010
Q2
0011 1010 [0x3A],
1010 1011 [0xAB]
1100 0110 [0xC6]
1100 0110 [0xC6]
f
[0,1]
255
NEGW
REG,0
110s
Process
(f);
s
Data
Q3
f,s
ffff
register 'f'
and other
specified
register
Write
Q4
ffff
NOP
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example:
Decode
None.
Q1
operation
No Operation
[ label ]
None
No operation
None
No operation.
1
1
0000
Q2
No
2000 Microchip Technology Inc.
NOP
0000
operation
Q3
No
0000
operation
Q4
No
0000