PIC16F884-E/P Microchip Technology, PIC16F884-E/P Datasheet - Page 51

• Manufacturer Part Number: PIC16F884-E/P
• Description: IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,DIP,40PIN,PLASTIC
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F884-E/P

• Rohs Compliant: YES
• 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: 35
• Program Memory Size: 7KB (4K x 14)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 14x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: DVA18XP400 - DEVICE ADAPTER 18F4220 PDIP 40LD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

REGISTER 3-7:
REGISTER 3-8:
© 2009 Microchip Technology Inc.
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-0
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-0
Note 1: Global RBPU bit of the OPTION register must be cleared for individual pull-ups to be enabled.
WPUB7
IOCB7
R/W-1
R/W-0
2: The weak pull-up device is automatically disabled if the pin is in configured as an output.
WPUB<7:0>: Weak Pull-up Register bit
1 = Pull-up enabled
0 = Pull-up disabled
IOCB<7:0>: Interrupt-on-Change PORTB Control bit
1 = Interrupt-on-change enabled
0 = Interrupt-on-change disabled
WPUB6
IOCB6
R/W-1
R/W-0
WPUB: WEAK PULL-UP PORTB REGISTER
IOCB: INTERRUPT-ON-CHANGE PORTB REGISTER
W = Writable bit
‘1’ = Bit is set
W = Writable bit
‘1’ = Bit is set
WPUB5
IOCB5
R/W-1
R/W-0
PIC16F882/883/884/886/887
WPUB4
IOCB4
R/W-1
R/W-0
U = Unimplemented bit, read as ‘0’
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
‘0’ = Bit is cleared
WPUB3
IOCB3
R/W-1
R/W-0
WPUB2
IOCB2
R/W-1
R/W-0
x = Bit is unknown
x = Bit is unknown
WPUB1
IOCB1
R/W-1
R/W-0
DS41291F-page 49
WPUB0
IOCB0
R/W-1
R/W-0
bit 0
bit 0