PIC16F877T-20I/L Microchip Technology, PIC16F877T-20I/L Datasheet - Page 548

• Manufacturer Part Number: PIC16F877T-20I/L
• Description: IC MCU FLASH 8KX14 EE 44PLCC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F877T-20I/L

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 33
• Program Memory Size: 14KB (8K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 368 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-PLCC
• For Use With: DVA16XL441 - ADAPTER DEVICE ICE 44PLCC309-1040 - ADAPTER 44-PLCC ZIF TO 40-DIP309-1039 - ADAPTER 44-PLCC TO 40-DIP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PICmicro MID-RANGE MCU FAMILY
DS31029A-page 29-26
IORLW
Syntax:
Operands:
Operation:
Status Affected:
Encoding:
Description:
Words:
Cycles:
Q Cycle Activity:
Example 1
Example 2
Example 3
Example 4
Q1
Decode
Q2
[ label ]
0
(W).OR. k
Z
The contents of the W register is OR’ed with the eight bit literal 'k'. The result is
placed in the W register
1
1
Before Instruction
After Instruction
Before Instruction
After Instruction
Before Instruction
After Instruction
Before Instruction
After Instruction
literal 'k'
Read
IORLW
IORLW
IORLW
IORLW
11
k
255
W
W
Z
W
Address of MYREG
† MYREG is a symbol for a data memory location
W
Z
W
Address of LU_TABLE
† LU_TABLE is a label for an address in program memory
W
Z
W
W
Z
Inclusive OR Literal with W
IORLW k
0x35
MYREG
HIGH (LU_TABLE)
0x00
1000
Q3
Process
W
= 0x9A
= 0xBF
= 0
= 0x9A
= 0x9F
= 0
= 0x9A
= 0x9B
= 0
= 0x00
= 0x00
= 1
data
kkkk
.
Q4
Write to W
register
†
= 0x37
kkkk
†
= 0x9375
1997 Microchip Technology Inc.