Module regs
- Btr
- bit timing register
- Esr
- interrupt enable register
- Fa1r
- filter activation register
- Ffa1r
- filter FIFO assignment register
- Fm1r
- filter mode register
- Fmr
- filter master register
- Fr1
- Filter bank 0 register 1
- Fr2
- Filter bank 0 register 2
- Fs1r
- filter scale register
- Ier
- interrupt enable register
- Mcr
- master control register
- Msr
- master status register
- Rdhr
- receive FIFO mailbox data high register
- Rdlr
- mailbox data high register
- Rdtr
- mailbox data high register
- Rfr
- receive FIFO 0 register
- Rir
- receive FIFO mailbox identifier register
- Tdhr
- mailbox data high register
- Tdlr
- mailbox data low register
- Tdtr
- mailbox data length control and time stamp register
- Tir
- TX mailbox identifier register
- Tsr
- transmit status register