PCM18XK1 Microchip Technology, PCM18XK1 Datasheet - Page 402

MODULE PROC PIC18F8680,6680,8565

PCM18XK1

Manufacturer Part Number
PCM18XK1
Description
MODULE PROC PIC18F8680,6680,8565
Manufacturer
Microchip Technology
Datasheet

Specifications of PCM18XK1

Accessory Type
Processor Module
Lead Free Status / RoHS Status
Not applicable / Not applicable
For Use With/related Products
ICE2000
For Use With
ICE2000 - EMULATOR MPLAB-ICE 2000 POD
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
PIC18F6585/8585/6680/8680
SLEEP
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example:
† If WDT causes wake-up, this bit is cleared.
DS30491C-page 400
Q Cycle Activity:
Before Instruction
After Instruction
Decode
TO =
PD =
TO =
PD =
Q1
?
?
1 †
0
operation
Enter Sleep mode
[ label ] SLEEP
None
00h
0
1
0
TO, PD
The Power-down status bit (PD) is
cleared. The Time-out status bit
(TO) is set. Watchdog Timer and
its postscaler are cleared.
The processor is put into Sleep
mode with the oscillator stopped.
1
1
SLEEP
No
Q2
0000
WDT postscaler,
TO,
PD
WDT,
0000
Process
Data
Q3
0000
SLEEP
Go to
Q4
0011
SUBFWP
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example 1:
Example 2:
Example 3:
Q Cycle Activity:
Before Instruction
After Instruction
Before Instruction
After Instruction
Before Instruction
After Instruction
Decode
REG
W
C
REG
W
C
Z
N
REG
W
C
REG
W
C
Z
N
REG
W
C
REG
W
C
Z
N
Q1
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
=
register ‘f’
(W) – (f) – (C)
N, OV, C, DC, Z
Subtract register ‘f’ and carry flag
Subtract f from W with borrow
[ label ] SUBFWB
0
d
a
(borrow) from W (2’s complement
method). If ‘d’ is ‘0’, the result is
stored in W. If ‘d’ is ‘1’, the result is
stored in register ‘f’ (default). If ‘a’
is ‘0’, the Access Bank will be
selected, overriding the BSR
value. If ‘a’ is ‘1’, then the bank will
be selected as per the BSR value
(default).
1
1
SUBFWB
SUBFWB
SUBFWB
Read
Q2
0101
3
2
1
FF
2
0
0
1
2
5
1
2
3
1
0
0
1
2
0
0
2
1
1
0
 2004 Microchip Technology Inc.
f
[0,1]
[0,1]
; result is negative
; result is positive
; result is zero
255
01da
REG, 1, 0
REG, 0, 0
REG, 1, 0
Process
Data
Q3
dest
ffff
f [,d [,a]]
destination
Write to
Q4
ffff

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