PIC18F2450-I/ML Microchip Technology, PIC18F2450-I/ML Datasheet - Page 166

• Manufacturer Part Number: PIC18F2450-I/ML
• Description: IC PIC MCU FLASH 8KX16 28QFN
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F2450-I/ML

• Core Size: 8-Bit
• Program Memory Size: 16KB (8K x 16)
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Core Processor: PIC
• Speed: 48MHz
• Connectivity: UART/USART, USB
• Number Of I /o: 23
• Program Memory Type: FLASH
• Ram Size: 768 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: 23
• Ram Memory Size: 768Byte
• Cpu Speed: 48MHz
• No. Of Timers: 3
• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: EUSART, USB
• Maximum Clock Frequency: 48 MHz
• Number Of Programmable I/os: 23
• Number Of Timers: 3
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: 52715-96, 52716-328, 52717-734, 52712-325, EWPIC18
• Development Tools By Supplier: PG164130, DV164035, DV244005, DV164005, PG164120, ICE2000, ICE4000, DM163014, DV164136
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 10 Channel
• A/d Bit Size: 10 bit
• A/d Channels Available: 10
• Height: 0.88 mm
• Length: 6 mm
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2 V
• Width: 6 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164322 - MODULE SOCKET MPLAB PM3 28/44QFNDM163025 - PIC DEM FULL SPEED USB DEMO BRD
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

PIC18F2450/4450
FIGURE 15-4:
FIGURE 15-5:
TABLE 15-5:
DS39760D-page 164
INTCON
PIR1
PIE1
IPR1
RCSTA
TXREG
TXSTA
BAUDCON ABDOVF
SPBRGH
SPBRG
Legend: — = unimplemented locations read as ‘0’. Shaded cells are not used for asynchronous transmission.
Note:
(Interrupt Reg. Flag)
Reg. Empty Flag)
Reg. Empty Flag)
Name
Write to TXREG
(Transmit Buffer
Reg. Empty Flag)
(Transmit Shift
Write to TXREG
(Transmit Shift
BRG Output
(Shift Clock)
BRG Output
(Shift Clock)
TRMT bit
This timing diagram shows two consecutive transmissions.
TXIF bit
TRMT bit
TXIF bit
(pin)
EUSART Transmit Register
EUSART Baud Rate Generator Register High Byte
EUSART Baud Rate Generator Register Low Byte
GIE/GIEH PEIE/GIEL TMR0IE
TX
(pin)
CSRC
SPEN
TX
Bit 7
—
—
—
REGISTERS ASSOCIATED WITH ASYNCHRONOUS TRANSMISSION
1 T
ASYNCHRONOUS TRANSMISSION
ASYNCHRONOUS TRANSMISSION (BACK-TO-BACK)
CY
Transmit Shift Reg.
Word 1
Transmit Shift Reg
Word 1
Word 1
Word 1
RCIDL
ADIF
ADIE
ADIP
Bit 6
RX9
TX9
1 T
CY
Start bit
Start bit
Word 2
SREN
TXEN
RCIF
RCIE
RCIP
Bit 5
—
1 T
CY
bit 0
bit 0
INT0IE
CREN
SYNC
SCKP
Bit 4
TXIF
TXIE
TXIP
bit 1
Word 1
bit 1
ADDEN
SENDB
Word 1
BRG16
RBIE
Bit 3
—
—
—
TMR0IF
CCP1IF
CCP1IE
CCP1IP
BRGH
FERR
Bit 2
—
bit 7/8
bit 7/8
TMR2IF
TMR2IE
TMR2IP
INT0IF
OERR
Word 2
Transmit Shift Reg.
TRMT
WUE
Bit 1
Stop bit
© 2008 Microchip Technology Inc.
Stop bit
TMR1IE
TMR1IP
TMR1IF
ABDEN
Start bit
RX9D
TX9D
Bit 0
RBIF
Word 2
Values on
Reset
Page:
bit 0
49
51
51
51
51
51
51
51
50
50