PIC16F872-E/SS Microchip Technology, PIC16F872-E/SS Datasheet - Page 539

• Manufacturer Part Number: PIC16F872-E/SS
• Description: IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,SSOP,28PIN,PLASTIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F872-E/SS

• Rohs Compliant: YES
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 22
• Program Memory Size: 3.5KB (2K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 64 x 8
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 5x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 28-SSOP
• Package: 28SSOP
• Device Core: PIC
• Family Name: PIC16
• Maximum Speed: 20 MHz
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 22
• Interface Type: I2C/SPI
• On-chip Adc: 5-chx10-bit
• Number Of Timers: 3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1997 Microchip Technology Inc.
CLRF
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example 1
Example 2
Q1
Decode
Q2
register '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
Before Instruction
After Instruction
Read
CLRF
CLRF
00
f
Z
Section 29. Instruction Set
127
f
FLAG_REG=0x5A
FLAG_REG=0x00
Z
FSR =
Contents of Address (FSR)=0xAA
FSR =
Contents of Address (FSR)=0x00
Z
Clear f
FLAG_REG
INDF
0001
Q3
Process
=
=
data
f
1
0xC2
0xC2
1
1fff
Q4
register 'f'
Write
ffff
DS31029A-page 29-17
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