typedef union {
  byte err;
  struct {
    bool OverRun     : 1;         /* OverRun error flag */
    bool Framing     : 1;         /* Framing error flag */
    bool CRC         : 1;         /* Parity error flag */
    bool RxBufOvf    : 1;         /* Rx buffer full flag */
    bool IFRBufOvf   : 1;         /* IFR buffer full flag */
    bool FullTx      : 1;         /* Transmitter busy flag */
    bool Arbitration : 1;         /* Loss of Arbitration error flag */
    bool IFROverRun  : 1;         /* IFR OverRun error flag */
  }errName;
} BeanName_TError;