PIC18F4220-I/PT Microchip Technology, PIC18F4220-I/PT Datasheet - Page 205

• Manufacturer Part Number: PIC18F4220-I/PT
• Description: IC MCU FLASH 2KX16 A/D 44TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F4220-I/PT

• 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, LVD, POR, PWM, WDT
• Number Of I /o: 36
• 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 13x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Controller Family/series: PIC18
• No. Of I/o's: 36
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 512Byte
• Cpu Speed: 40MHz
• No. Of Timers: 4
• Core: PIC
• Processor Series: PIC18F
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 40 MHz
• Data Ram Size: 512 B
• Data Rom Size: 256 B
• On-chip Adc: Yes
• Number Of Programmable I/os: 36
• Number Of Timers: 2 x 8 bit
• Operating Supply Voltage: 2 V to 5.5 V
• Mounting Style: SMD/SMT
• A/d Bit Size: 10 bit
• A/d Channels Available: 13
• Height: 1 mm
• Interface Type: SPI, I2C, USART
• Length: 10 mm
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.2 V
• Width: 10 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT44PT3 - SOCKET TRAN ICE 44MQFP/TQFPAC164305 - MODULE SKT FOR PM3 44TQFP444-1001 - DEMO BOARD FOR PICMICRO MCUAC164020 - MODULE SKT PROMATEII 44TQFP
• Lead Free Status / Rohs Status: Details

FIGURE 18-2:
FIGURE 18-3:
TABLE 18-6:
© 2007 Microchip Technology Inc.
INTCON GIE/GIEH PEIE/GIEL TMR0IE INT0IE
PIR1
PIE1
IPR1
RCSTA
TXREG USART Transmit Register
TXSTA
SPBRG Baud Rate Generator Register
Legend: x = unknown, - = unimplemented locations read as ‘0’. Shaded cells are not used for asynchronous transmission.
Note 1:
Name
(Interrupt Reg. Flag)
Note:
Reg. Empty Flag)
Reg. Empty Flag)
RC6/TX/CK (pin)
Reg. Empty Flag)
RC6/TX/CK (pin)
Write to TXREG
(Transmit Buffer
Write to TXREG
(Transmit Shift
(Transmit Shift
BRG Output
(Shift Clock)
BRG Output
(Shift Clock)
This timing diagram shows two consecutive transmissions.
TRMT bit
TRMT bit
TXIF bit
TXIF bit
The PSPIF, PSPIE and PSPIP bits are reserved on the PIC18F2X20 devices; always maintain these bits clear.
PSPIE
PSPIP
PSPIF
CSRC
SPEN
Bit 7
REGISTERS ASSOCIATED WITH ASYNCHRONOUS TRANSMISSION
(1)
(1)
(1)
ASYNCHRONOUS TRANSMISSION
ASYNCHRONOUS TRANSMISSION (BACK TO BACK)
1 T
Word 1
Transmit Shift Reg
CY
ADIF
ADIE
ADIP
Bit 6
Word 1
Transmit Shift Reg.
Word 1
RX9
TX9
Word 1
1 T
CY
SREN
TXEN
Start bit
Start bit
RCIE
RCIP
RCIF
Bit 5
Word 2
CREN ADDEN
SYNC
PIC18F2220/2320/4220/4320
1 T
TXIE
TXIP
Bit 4
TXIF
CY
bit 0
bit 0
SSPIE CCP1IE TMR2IE TMR1IE 0000 0000 0000 0000
SSPIP CCP1IP TMR2IP TMR1IP 1111 1111 1111 1111
SSPIF CCP1IF TMR2IF TMR1IF 0000 0000 0000 0000
RBIE
Bit 3
—
bit 1
Word 1
bit 1
Word 1
TMR0IF INT0IF
BRGH
FERR
Bit 2
OERR
TRMT
Bit 1
bit 7/8
Word 2
Transmit Shift Reg.
bit 7/8
RX9D
TX9D
RBIF
Bit 0
Stop bit
Stop bit
0000 000x 0000 000u
0000 000x 0000 000x
0000 0000 0000 0000
0000 -010 0000 -010
0000 0000 0000 0000
POR, BOR
Value on
Start bit
DS39599G-page 203
Word 2
Value on
all other
Resets
bit 0