PIC18C658 MICROCHIP [Microchip Technology], PIC18C658 Datasheet - Page 189

• Manufacturer Part Number: PIC18C658
• Description: High-Performance Microcontrollers with CAN Module
• Manufacturer: MICROCHIP [Microchip Technology]

REGISTER 17-3:
2000 Microchip Technology Inc.
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
COMSTAT – COMMUNICATION STATUS REGISTER
bit 7
RXB0OVFL RXB1OVFL
RXB0OVFL: Receive Buffer 0 Overflow bit
1 = Receive Buffer 0 overflowed
0 = Receive Buffer 0 has not overflowed
RXB1OVFL: Receive Buffer 1 Overflow bit
1 = Receive Buffer 1 overflowed
0 = Receive Buffer 1 has not overflowed
TXB0: Transmitter Bus Off bit
1 = Transmit Error Counter >255
0 = Transmit Error Counter
TXBP: Transmitter Bus Passive bit
1 = Transmission Error Counter >127
0 = Transmission 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 = Receive Error Counter >95
0 = Receive Error Counter
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
Legend:
R = Readable bit
- n = Value at POR
R/C-0
R/C-0
Advanced Information
W = Writable bit
’1’ = Bit is set
TXBO
95
R-0
255
TXBP
R-0
U = Unimplemented bit, read as ‘0’
’0’ = Bit is cleared
RXBP
R-0
TXWARN RXWARN EWARN
R-0
PIC18CXX8
x = Bit is unknown
DS30475A-page 189
R-0
R-0
bit 0