PIC18LF8490-I/PT Microchip Technology, PIC18LF8490-I/PT Datasheet - Page 207

• Manufacturer Part Number: PIC18LF8490-I/PT
• Description: IC,MICROCONTROLLER,8-BIT,PIC CPU,CMOS,TQFP,80PIN,PLASTIC
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18LF8490-I/PT

• Rohs Compliant: YES
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, LCD, POR, PWM, WDT
• Number Of I /o: 66
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 2 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-TFQFP
• Processor Series: PIC18LF
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: SPI, I2C, EUSART, AUSART
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 66
• Number Of Timers: 1 x 8
• Operating Supply Voltage: 2 V to 5.5 V
• 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, DV164136, DM163028
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

FIGURE 16-1:
FIGURE 16-2:
© 2007 Microchip Technology Inc.
BRG Value
BRG Clock
Note: The ABD sequence requires the EUSART module to be configured in Asynchronous mode and WUE = 0.
ABDEN bit
SPBRGH1
(Interrupt)
RC1IF bit
RCREG1
SPBRG1
RX1 pin
ABDOVF bit
BRG Clock
BRG Value
ABDEN bit
Read
RX1 pin
Set by User
XXXXh
XXXXh
AUTOMATIC BAUD RATE CALCULATION
BRG OVERFLOW SEQUENCE
0000h
Start
0000h
PIC18F6390/6490/8390/8490
Bit 0
XXXXh
XXXXh
Edge #1
Bit 1
Start
Bit 2
Edge #2
Bit 0
Bit 3
Bit 4
Edge #3
Bit 5
Bit 6
Edge #4
Bit 7
FFFFh
DS39629C-page 205
Stop Bit
Edge #5
Auto-Cleared
0000h
001Ch
1Ch
00h