PIC16C71-20I/SO Microchip Technology, PIC16C71-20I/SO Datasheet - Page 74

• Manufacturer Part Number: PIC16C71-20I/SO
• Description: IC MCU OTP 1KX14 A/D 18SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Cr

Specifications of PIC16C71-20I/SO

• Core Size: 8-Bit
• Program Memory Size: 1.75KB (1K x 14)
• Core Processor: PIC
• Speed: 20MHz
• Peripherals: POR, WDT
• Number Of I /o: 13
• Program Memory Type: OTP
• Ram Size: 36 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 6 V
• Data Converters: A/D 4x8b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 18-SOIC (7.5mm Width)
• Controller Family/series: PIC16C
• No. Of I/o's: 13
• Ram Memory Size: 36Byte
• Cpu Speed: 20MHz
• No. Of Timers: 1
• Digital Ic Case Style: SOIC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT18SO-1 - SOCKET TRANSITION 18SOIC 300MIL309-1011 - ADAPTER 18-SOIC TO 18-DIP309-1010 - ADAPTER 18-SOIC TO 18-DIPAC164010 - MODULE SKT PROMATEII DIP/SOIC
• Eeprom Size: -
• Connectivity: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

PIC16C71X
CLRF
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example
DS30272A-page 74
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
CLRWDT
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
Clear Watchdog Timer
[ label ] CLRWDT
None
00h
0
1
1
TO, PD
CLRWDT instruction resets the Watch-
dog Timer. It also resets the prescaler
of the WDT. Status bits TO and PD
are set.
1
1
Before Instruction
After Instruction
CLRW
CLRWDT
Decode
Decode
Q1
Q1
00
00
Z
WDT prescaler,
TO
PD
1997 Microchip Technology Inc.
WDT
(W)
W
W
Z
WDT counter =
WDT counter =
WDT prescaler=
TO
PD
0001
0000
NOP
NOP
Q2
Q2
=
=
=
0x5A
0x00
1
0xxx
Process
0110
Process
data
data
Q3
Q3
=
=
?
0x00
0
1
1
Counter
Write to
xxxx
0100
Clear
WDT
Q4
Q4
W