PIC18F4685-I/PT Microchip Technology, PIC18F4685-I/PT Datasheet - Page 283

• Manufacturer Part Number: PIC18F4685-I/PT
• Description: IC PIC MCU FLASH 48KX16 44TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F4685-I/PT

• Program Memory Type: FLASH
• Program Memory Size: 96KB (48K x 16)
• Package / Case: 44-TQFP, 44-VQFP
• Core Processor: PIC
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: CAN, I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, HLVD, POR, PWM, WDT
• Number Of I /o: 36
• Eeprom Size: 1K x 8
• Ram Size: 3.25K x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 11x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: PIC18F
• Core: PIC
• Data Bus Width: 8 bit
• Data Ram Size: 3328 B
• Interface Type: EUSART, I2C, MSSP, SPI
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 36
• Number Of Timers: 4
• Maximum Operating Temperature: + 125 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, DV164136
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 11 Channel
• Package: 44TQFP
• Device Core: PIC
• Family Name: PIC18
• Maximum Speed: 40 MHz
• Operating Supply Voltage: 5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: XLT44PT3 - SOCKET TRAN ICE 44MQFP/TQFPI3-DB18F4680 - BOARD DAUGHTER ICEPIC3AC164305 - MODULE SKT FOR PM3 44TQFP444-1001 - DEMO BOARD FOR PICMICRO MCUAC164020 - MODULE SKT PROMATEII 44TQFP
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

REGISTER 23-4:
© 2009 Microchip Technology Inc.
Mode 0
Mode 1
Mode 2
Legend:
R = Readable bit
-n = Value at POR
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
FIFOEMPTY RXBnOVFL
bit 7
Mode 0:
RXB0OVFL: Receive Buffer 0 Overflow bit
1 = Receive Buffer 0 overflowed
0 = Receive Buffer 0 has not overflowed
Mode 1:
Unimplemented: Read as ‘0’
Mode 2:
FIFOEMPTY: FIFO Not Empty bit
1 = Receive FIFO is not empty
0 = Receive FIFO is empty
Mode 0:
RXB1OVFL: Receive Buffer 1 Overflow bit
1 = Receive Buffer 1 overflowed
0 = Receive Buffer 1 has not overflowed
Mode 1, 2:
RXBnOVFL: Receive Buffer n Overflow bit
1 = Receive Buffer n has overflowed
0 = Receive Buffer n has not overflowed
TXBO: Transmitter Bus-Off bit
1 = Transmit error counter > 255
0 = Transmit error counter ≤ 255
TXBP: Transmitter Bus Passive bit
1 = Transmit error counter > 127
0 = Transmit error counter ≤ 127
RXBP: Receiver Bus Passive bit
1 = Receive error counter > 127
0 = Receive error counter ≤ 127
TXWARN: Transmitter Warning bit
1 = Transmit error counter > 95
0 = Transmit error counter ≤ 95
RXWARN: Receiver Warning bit
1 = 127 ≥ Receive error counter > 95
0 = Receive error counter ≤ 95
EWARN: Error Warning bit
This bit is a flag of the RXWARN and TXWARN bits.
1 = The RXWARN or the TXWARN bits are set
0 = Neither the RXWARN or the TXWARN bits are set
RXB0OVFL RXB1OVFL
R/C-0
R/C-0
R/C-0
—
COMSTAT: COMMUNICATION STATUS REGISTER
RXBnOVFL
R/C-0
R/C-0
R/C-0
C = Clearable bit
‘1’ = Bit is set
TXBO
TXBO
TXB0
R-0
R-0
R-0
PIC18F2682/2685/4682/4685
TXBP
TXBP
TXBP
R-0
R-0
R-0
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
RXBP
RXBP
RXBP
R-0
R-0
R-0
TXWARN
TXWARN
TXWARN
R-0
R-0
R-0
x = Bit is unknown
RXWARN
RXWARN
RXWARN
R-0
R-0
R-0
DS39761C-page 283
EWARN
EWARN
EWARN
R-0
R-0
R-0
bit 0