PIC16F874-20/L Microchip Technology, PIC16F874-20/L Datasheet - Page 561

• Manufacturer Part Number: PIC16F874-20/L
• Description: IC MCU FLASH 4KX14 EE 44PLCC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F874-20/L

• Core Size: 8-Bit
• Program Memory Size: 7KB (4K x 14)
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 192 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-PLCC
• Controller Family/series: PIC16F
• No. Of I/o's: 33
• Eeprom Memory Size: 128Byte
• Ram Memory Size: 192Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Processor Series: PIC16F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 192 B
• Interface Type: MSSP, PSP, USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 33
• Number Of Timers: 3
• 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: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, DM163022, DV164120
• Minimum Operating Temperature: 0 C
• On-chip Adc: 10 bit, 8 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164309 - MODULE SKT FOR PM3 44PLCC444-1001 - DEMO BOARD FOR PICMICRO MCUDVA16XL441 - ADAPTER DEVICE ICE 44PLCC309-1040 - ADAPTER 44-PLCC ZIF TO 40-DIP309-1039 - ADAPTER 44-PLCC TO 40-DIPDV007003 - PROGRAMMER UNIVERSAL PROMATE II
• Lead Free Status / Rohs Status: Details

1997 Microchip Technology Inc.
SUBLW
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example 1:
Example 2
Q1
Case 1:
Case 2:
Case 3:
Decode
SUBLW
Before Instruction
After Instruction
Before Instruction
After Instruction
Before Instruction
After Instruction
Q2
Before Instruction
After Instruction
literal 'k'
[ label ]
0
k - (W)
C, DC, Z
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
Read
SUBLW
11
k
Section 29. Instruction Set
255
W
C
Z
W
C
Z
W
C
Z
W
C
Z
W
C
Z
W
C
Z
0x02
W
Address of MYREG
† MYREG is a symbol for a data memory location
W
C
Subtract W from Literal
MYREG
Q3
W
SUBLW k
110x
Process
= 0x01
= x
= x
= 0x01
= 1
= 0
= 0x02
= x
= x
= 0x00
= 1
= 1
= 0x03
= x
= x
= 0xFF
= 0
= 0
= 0x10
= 0x27
= 1
data
kkkk
; result is positive
Q4
Write to W
; result is positive
; result is zero
; result is negative
register
†
= 0x37
kkkk
DS31029A-page 29-39
29