Controller Status

The controller status is given out binary. To receive the single bits, an adapter and a bit vector has to be used.

Value Meaning
Bit 0 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
Bit 1 RXWARN: Receiver Warning bit
1 = 127 ≥ Receive error counter > 95
0 = Receive error counter ≤ 95
Bit 2 TXWARN: Transmitter Warning bit
1 = Transmit error counter > 95
0 = Transmit error counter ≤ 95
Bit 3 RXBP: Receiver Bus Passive bit
1 = Receive error counter > 127
0 = Receive error counter ≤ 127
Bit 4 TXBP: Transmitter Bus Passive bit
1 = Transmit error counter > 127
0 = Transmit error counter ≤ 127
Bit 5 TXBO: Transmitter Bus-Off bit
1 = Transmit error counter > 255
0 = Transmit error counter ≤ 255