Control register 1
SBK | Send break |
RWU | Receiver wakeup |
RE | Receiver enable |
TE | Transmitter enable |
IDLEIE | IDLE interrupt enable |
RXNEIE | RXNE interrupt enable |
TCIE | Transmission complete interrupt enable |
TXEIE | TXE interrupt enable |
PEIE | PE interrupt enable |
PS | Parity selection |
PCE | Parity control enable |
WAKE | Wakeup method |
M | Word length |
UE | USART enable |
OVER8 | Oversampling mode |