PIC18F2221-I/ML Microchip Technology, PIC18F2221-I/ML Datasheet - Page 127

• Manufacturer Part Number: PIC18F2221-I/ML
• Description: IC PIC MCU FLASH 2KX16 28QFN
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F2221-I/ML

• Core Size: 8-Bit
• Program Memory Size: 4KB (2K x 16)
• Core Processor: PIC
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 25
• 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 ~ 85°C
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Controller Family/series: PIC18
• No. Of I/o's: 25
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 512Byte
• Cpu Speed: 40MHz
• No. Of Timers: 4
• Package: 28QFN EP
• Device Core: PIC
• Family Name: PIC18
• Maximum Speed: 40 MHz
• Operating Supply Voltage: 5 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 25
• Interface Type: I2C/SPI/USART
• On-chip Adc: 10-chx10-bit
• Number Of Timers: 4
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT28QFN4 - SOCKET TRANS ICE 28QFN W/CABLEAC164322 - MODULE SOCKET MPLAB PM3 28/44QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

FIGURE 11-3:
FIGURE 11-4:
TABLE 11-11: REGISTERS ASSOCIATED WITH PARALLEL SLAVE PORT
© 2009 Microchip Technology Inc.
PORTD
LATD
TRISD
PORTE
LATE
TRISE
INTCON
PIR1
PIE1
IPR1
ADCON1
Legend:
Note 1:
Name
PORTD<7:0>
PORTD<7:0>
PSPIF
— = unimplemented, read as ‘0’. Shaded cells are not used by the Parallel Slave Port.
These bits are unimplemented on 28-pin devices and read as ‘0’.
PSPIF
PORTD Data Latch Register (Read and Write to Data Latch)
PORTD Data Direction Register
OBF
GIE/GIEH
OBF
PSPIE
PSPIP
PSPIF
CS
WR
RD
IBF
CS
WR
RD
IBF
Bit 7
RD7
IBF
—
—
—
(1)
(1)
(1)
PARALLEL SLAVE PORT WRITE WAVEFORMS
PARALLEL SLAVE PORT READ WAVEFORMS
PIC18F2221/2321/4221/4321 FAMILY
Q1
PEIE/GIEL
Q1
ADIE
ADIP
ADIF
Bit 6
OBF
RD6
—
—
—
Q2
Q2
TMR0IF
VCFG1
IBOV
RCIE
RCIP
RCIF
Bit 5
RD5
Q3
Q3
—
—
Q4
Q4
PSPMODE
VCFG0
INT0IE
Bit 4
TXIE
TXIP
TXIF
RD4
—
—
Q1
Q1
PCFG3
Q2
SSPIF
SSPIE
SSPIP
Q2
RBIE
Bit 3
RD3
RE3
—
—
Q3
Q3
PORTE Data Latch Register
(Read and Write to Data Latch)
TMR0IF
CCP1IE
CCP1IP
TRISE2
CCP1IF
PCFG2
Bit 2
RD2
RE2
Q4
Q4
TMR2IF
TMR2IE
TMR2IP
TRISE1
PCFG1
Q1
INT0IF
Q1
Bit 1
RD1
RE1
Q2
Q2
TMR1IF
TMR1IE
TMR1IP
TRISE0
PCFG0
Bit 0
RBIF
DS39689F-page 127
RD0
RE0
Q3
Q3
Values on
Q4
Reset
Q4
page
58
58
58
58
58
58
55
58
58
58
57