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14.4.14 CAN Transmit/Receive Error
Count Register
Note:
The individual bytes in this
multibyte register can be accessed with the following register names:
CxTRECT: Accesses the
top byte TREC[31:24].
CxTRECU: Accesses the
upper byte TREC[23:16].
CxTREC: Accesses the
byte TREC[31:0].
Name: CxTREC Offset: 0x2634,
0x2924
Bit 31 30 29 28 27 26 25 24 Access Reset
Bit 23 22 21 20 19 18 17 16 TXBO TXBP RXBP TXWARN RXWARN EWARN Access R R R R R R Reset 1 0 0 0 0 0
Bit 15 14 13 12 11 10 9 8 TERRCNT[7:0] Access R R R R R R R R Reset 0 0 0 0 0 0 0 0
Bit 7 6 5 4 3 2 1 0 RERRCNT[7:0] Access R R R R R R R R Reset 0 0 0 0 0 0 0 0
Bit 21 – TXBO Transmitter in
Error Bus Off State bit (TERRCNT[7:0] > 255)
In Configuration
mode, TXBO is set since the module is not on the bus.
Bit 20 – TXBP Transmitter in
Error Bus Passive State bit (TERRCNT[7:0] > 127)
Bit 19 – RXBP Receiver in Error
Bus Passive State bit (RERRCNT[7:0] > 127)
Bit 18 – TXWARN Transmitter in
Error Warning State bit (128 > TERRCNT[7:0] > 127)
Bit 17 – RXWARN Receiver in Error
Warning State bit (128 > RERRCNT[7:0] > 127)
Bit 16 – EWARN Transmitter or
Receiver is in Error Warning State bit
Bits 15:8 – TERRCNT[7:0] Transmit Error
Counter bits
Bits 7:0 – RERRCNT[7:0] Receive Error
Counter bits
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