PIC18F248-E/L MICROCHIP [Microchip Technology], PIC18F248-E/L Datasheet - Page 224
PIC18F248-E/L
Manufacturer Part Number
PIC18F248-E/L
Description
28/40-Pin High-Performance, Enhanced Flash Microcontrollers with CAN Module
Manufacturer
MICROCHIP [Microchip Technology]
Datasheet
1.PIC18F248-EL.pdf
(402 pages)
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19.2.6
The registers in this section are the same as described
in Section 8.0 “Interrupts”. They are duplicated here
for convenience.
REGISTER 19-33: PIR3: PERIPHERAL INTERRUPT REQUEST (FLAG) REGISTER 3
DS41159E-page 222
PIC18FXX8
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
CAN INTERRUPT REGISTERS
bit 7
IRXIF: CAN Invalid Received Message Interrupt Flag bit
1 = An invalid message has occurred on the CAN bus
0 = No invalid message on CAN bus
WAKIF: CAN bus Activity Wake-up Interrupt Flag bit
1 = Activity on CAN bus has occurred
0 = No activity on CAN bus
ERRIF: CAN bus Error Interrupt Flag bit
1 = An error has occurred in the CAN module (multiple sources)
0 = No CAN module errors
TXB2IF: CAN Transmit Buffer 2 Interrupt Flag bit
1 = Transmit Buffer 2 has completed transmission of a message and may be reloaded
0 = Transmit Buffer 2 has not completed transmission of a message
TXB1IF: CAN Transmit Buffer 1 Interrupt Flag bit
1 = Transmit Buffer 1 has completed transmission of a message and may be reloaded
0 = Transmit Buffer 1 has not completed transmission of a message
TXB0IF: CAN Transmit Buffer 0 Interrupt Flag bit
1 = Transmit Buffer 0 has completed transmission of a message and may be reloaded
0 = Transmit Buffer 0 has not completed transmission of a message
RXB1IF: CAN Receive Buffer 1 Interrupt Flag bit
1 = Receive Buffer 1 has received a new message
0 = Receive Buffer 1 has not received a new message
RXB0IF: CAN Receive Buffer 0 Interrupt Flag bit
1 = Receive Buffer 0 has received a new message
0 = Receive Buffer 0 has not received a new message
Legend:
R = Readable bit
-n = Value at POR
R/W-0
IRXIF
WAKIF
R/W-0
W = Writable bit
‘1’ = Bit is set
ERRIF
R/W-0
TXB2IF
R/W-0
TXB1IF
R/W-0
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
TXB0IF
R/W-0
© 2006 Microchip Technology Inc.
x = Bit is unknown
RXB1IF
R/W-0
RXB0IF
R/W-0
bit 0
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