PIC16F84A-04/SO Microchip Technology, PIC16F84A-04/SO Datasheet - Page 562

• Manufacturer Part Number: PIC16F84A-04/SO
• Description: IC MCU FLASH 1KX14 EE 18SOIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F84A-04/SO

• Program Memory Type: FLASH
• Program Memory Size: 1.75KB (1K x 14)
• Package / Case: 18-SOIC (7.5mm Width)
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 4MHz
• Peripherals: POR, WDT
• Number Of I /o: 13
• Eeprom Size: 64 x 8
• Ram Size: 68 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 68 B
• Maximum Clock Frequency: 4 MHz
• Number Of Programmable I/os: 13
• Number Of Timers: 1
• Operating Supply Voltage: 2 V to 5.5 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734
• Development Tools By Supplier: ICE2000
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT18SO-1 - SOCKET TRANSITION 18SOIC 300MILI3-DB16F84A - BOARD DAUGHTER ICEPIC3309-1075 - ADAPTER 18-SOIC TO 18-SOIC309-1011 - ADAPTER 18-SOIC TO 18-DIP309-1010 - ADAPTER 18-SOIC TO 18-DIPAC164010 - MODULE SKT PROMATEII DIP/SOIC
• Data Converters: -
• Connectivity: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PICmicro MID-RANGE MCU FAMILY
DS31029A-page 29-40
SUBWF
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example 1:
Case 2:
Case 3:
Case 1:
Q1
Decode
SUBWF
Before Instruction
After Instruction
Before Instruction
After Instruction
Before Instruction
After Instruction
Q2
register 'f'
[ label ]
0
d
(f) - (W)
Subtract (2’s complement method) W register from register 'f'. If 'd' is 0 the
result is stored in the W register. If 'd' is 1 the result is stored back in reg-
ister 'f'.
1
1
C, DC, Z
Read
00
f
[0,1]
127
REG1= 3
W
C
Z
REG1= 1
W
C
Z
REG1= 2
W
C
Z
REG1= 0
W
C
Z
REG1= 1
W
C
Z
REG1= 0xFF
W
C
Z
REG1,1
Subtract W from f
Q3
SUBWF f,d
destination
= 2
= x
= x
= 2
= 1
= 0
= 2
= x
= x
= 2
= 1
= 1
= 2
= x
= x
= 2
= 0
= 0
0010
Process
data
dfff
Q4
destination
Write to
; result is positive
; result is zero
; result is negative
ffff
1997 Microchip Technology Inc.