PIC18F2221-E/SP Microchip Technology, PIC18F2221-E/SP Datasheet - Page 116

• Manufacturer Part Number: PIC18F2221-E/SP
• Description: 4KB, Flash, 512bytes-RAM, 25I/O, 8-bit Family,nanoWatt 28 SPDIP .300in TUBE
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F2221-E/SP

• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 25
• Program Memory Size: 4KB (2K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 10x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 28-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: DVA18XP280 - DEVICE ADAPTER 18F2220 PDIP 28LD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PIC18F2221/2321/4221/4321 FAMILY
TABLE 11-4:
DS39689F-page 116
PORTB
LATB
TRISB
INTCON
INTCON2
INTCON3
ADCON1
Legend: — = unimplemented, read as ‘0’. Shaded cells are not used by PORTB.
Name
PORTB Data Latch Register (Read and Write to Data Latch)
PORTB Data Direction Register
GIE/GIEH PEIE/GIEL TMR0IE
INT2IP
RBPU
Bit 7
SUMMARY OF REGISTERS ASSOCIATED WITH PORTB
RB7
—
INTEDG0 INTEDG1 INTEDG2
INT1IP
Bit 6
RB6
—
VCFG1
Bit 5
RB5
—
VCFG0
INT0IE
INT2IE
Bit 4
RB4
PCFG3
INT1IE
RBIE
Bit 3
RB3
—
TMR0IF
TMR0IP
PCFG2
Bit 2
RB2
—
PCFG1
INT0IF
INT2IF
© 2009 Microchip Technology Inc.
Bit 1
RB1
—
PCFG0
INT1IF
RBIF
RBIP
Bit 0
RB0
on page
Values
Reset
58
58
58
55
55
55
57