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Microchip Technology MA330024 Scheda Tecnica

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 2009-2014 Microchip Technology Inc.
DS70000591F-page 293
dsPIC33FJ32GS406/606/608/610 and dsPIC33FJ64GS406/606/608/610
 
REGISTER 21-6:
CxINTF: ECANx INTERRUPT FLAG REGISTER
U-0
U-0
R-0
R-0
R-0
R-0
R-0
R-0
—
—
TXBO
TXBP
RXBP
TXWAR
RXWAR
EWARN
bit 15
bit 8
R/C-0
R/C-0
R/C-0
U-0
R/C-0
R/C-0
R/C-0
R/C-0
IVRIF
WAKIF
ERRIF
—
FIFOIF
RBOVIF
RBIF
TBIF
bit 7
bit 0
Legend:
C = Writable, but only ‘0’ can be written to clear the bit
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 15-14
Unimplemented: Read as ‘0’
bit 13
TXBO: Transmitter in Error State Bus Off bit
1
 = Transmitter is in Bus Off state
0
 = Transmitter is not in Bus Off state
bit 12
TXBP: Transmitter in Error State Bus Passive bit
1
 = Transmitter is in Bus Passive state
0
 = Transmitter is not in Bus Passive state
bit 11
RXBP: Receiver in Error State Bus Passive bit
1
 = Receiver is in Bus Passive state
0
 = Receiver is not in Bus Passive state
bit 10
TXWAR: Transmitter in Error State Warning bit
1
 = Transmitter is in Error Warning state
0
 = Transmitter is not in Error Warning state
bit 9
RXWAR: Receiver in Error State Warning bit
1
 = Receiver is in Error Warning state
0
 = Receiver is not in Error Warning state
bit 8
EWARN: Transmitter or Receiver in Error State Warning bit
1
 = Transmitter or receiver is in Error Warning state
0
 = Transmitter or receiver is not in Error Warning state
bit 7
IVRIF: Invalid Message Received Interrupt Flag bit
1
 = Interrupt request has occurred
0
 = Interrupt request has not occurred
bit 6
WAKIF: Bus Wake-up Activity Interrupt Flag bit
1
 = Interrupt request has occurred
0
 = Interrupt request has not occurred
bit 5
ERRIF: Error Interrupt Flag bit (multiple sources in CxINTF<13:8> register bits)
1
 = Interrupt request has occurred
0
 = Interrupt request has not occurred
bit 4
Unimplemented: Read as ‘0’
bit 3
FIFOIF: FIFO Almost Full Interrupt Flag bit
1
 = Interrupt request has occurred
0
 = Interrupt request has not occurred
bit 2
RBOVIF: RX Buffer Overflow Interrupt Flag bit
1
 = Interrupt request has occurred
0
 = Interrupt request has not occurred