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PIC18LF4331-E/ML Datasheet(PDF) 311 Page - Microchip Technology

Part # PIC18LF4331-E/ML
Description  28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High-Performance PWM and A/D
PDF  392 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC18LF4331-E/ML Datasheet(HTML) 311 Page - Microchip Technology

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 2010 Microchip Technology Inc.
DS39616D-page 311
PIC18F2331/2431/4331/4431
NEGF
Negate f
Syntax:
[ label ]
NEGF
f [,a]
Operands:
0
 f  255
a
 [0,1]
Operation:
( f ) + 1
 f
Status Affected:
N, OV, C, DC, Z
Encoding:
0110
110a
ffff
ffff
Description:
Location, ‘f’, is negated using two’s
complement. The result is placed in the
data memory location, ‘f’. 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.
Words:
1
Cycles:
1
Q Cycle Activity:
Q1
Q2
Q3
Q4
Decode
Read
register ‘f’
Process
Data
Write
register ‘f’
Example:
NEGF
REG, 1
Before Instruction
REG
=
0011 1010
[0x3A]
After Instruction
REG
=
1100 0110
[0xC6]
NOP
No Operation
Syntax:
[ label ]
NOP
Operands:
None
Operation:
No operation
Status Affected:
None
Encoding:
0000
1111
0000
xxxx
0000
xxxx
0000
xxxx
Description:
No operation.
Words:
1
Cycles:
1
Q Cycle Activity:
Q1
Q2
Q3
Q4
Decode
No
operation
No
operation
No
operation
Example:
None.



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