PIC16F716 Microchip Technology, PIC16F716 Datasheet - Page 84

• Manufacturer Part Number: PIC16F716
• Description: 8-bit Flash-based Microcontroller with A/D Converter and Enhanced Capture/Compare/PWM
• Manufacturer: Microchip Technology

PIC16F716
DS41206A-page 82
RRF
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example
SLEEP
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Example:
Rotate Right f through Carry
[ label ]
0
d
See description below
C
00
The contents of register ‘f’ are
rotated one bit to the right
through the Carry Flag. If ‘d’ is 0
the result is placed in the W
register. If ‘d’ is 1 the result is
placed back in register ‘f’.
1
1
RRF
Before Instruction
After Instruction
[ label ] SLEEP
None
00h
0
1
0
TO, PD
00
The power-down Status bit, PD
is cleared. Time out Status bit,
TO is set. Watchdog Timer and
its prescaler are cleared.
The processor is put into Sleep
mode with the oscillator
stopped.
1
1
SLEEP
f
[0,1]
REG1 = 1110 0110
C
REG1 = 1110 0110
W
C
WDT prescaler,
TO,
PD
C
127
WDT,
1100
REG1, 0
0000
RRF f,d
= 0
= 0111 0011
= 0
REGISTER F
dfff
0110
0011
ffff
Preliminary
SUBLW
Syntax:
Operands:
Operation:
Status
Affected:
Encoding:
Description:
Words:
Cycles:
Example 1:
Example 2:
Example 3:
Subtract W from Literal
[ label ]
0
k - (W)
C, DC, Z
11
The W register is subtracted (2’s
complement method) from the eight
bit literal ‘k’. The result is placed in
the W register.
1
1
SUBLW
Before Instruction
After Instruction
Before Instruction
After Instruction
Before Instruction
After Instruction
k
 2003 Microchip Technology Inc.
W = 1
C = ?
W = 1
C = 1; result is positive
W = 3
C = ?
W = 0xFF
C = 0; result is negative
W = 2
C = ?
W = 0
C = 1; result is zero
255
W)
SUBLW k
110x
0x02
kkkk
kkkk