PIC16C923-04I/CL Microchip Technology, PIC16C923-04I/CL Datasheet - Page 125

• Manufacturer Part Number: PIC16C923-04I/CL
• Description: 8-Bit CMOS Microcontroller with LCD Driver
• Manufacturer: Microchip Technology

CLRF
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example
1997 Microchip Technology Inc.
Clear f
[ label ] CLRF
0
00h
1
Z
The contents of register 'f' are cleared
and the Z bit is set.
1
1
Before Instruction
After Instruction
Decode
CLRF
Q1
00
f
Z
127
(f)
FLAG_REG
FLAG_REG
Z
register
0001
Read
Q2
'f'
FLAG_REG
f
Process
1fff
data
Q3
=
=
=
0x5A
0x00
1
register 'f'
ffff
Write
Q4
CLRW
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example
Clear W
[ label ] CLRW
None
00h
1
Z
W register is cleared. Zero bit (Z) is
set.
1
1
Before Instruction
After Instruction
Decode
CLRW
Q1
00
Z
PIC16C9XX
(W)
W
W
Z
Operation
0001
Q2
No-
=
=
=
DS30444E - page 125
0x5A
0x00
1
Process
0xxx
data
Q3
Write to
xxxx
Q4
W