PCM18XK1 Microchip Technology, PCM18XK1 Datasheet - Page 402

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

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