按一下复位按钮，接收就正常了

1万 · 2018-8-16 10:50

写到flash后，重新上电，串口接收报错，导致无法接收数据，发送正常。
报错：寄存器SCIRXST-RX ERROR 1，寄存器SCIRXBUF-SCIFFFE/SCIFFPE 1

按一下复位按钮，接收就正常了。这是啥情况哦

1万 · 2018-8-16 10:54

串口初始化代码看看

1万 · 2018-8-16 10:58

void InitSci(void)
{
  // Initialize SCI-A:
  SciaRegs.SCICCR.all = 0x0007; // 1 stop bit,  No loopback
                              // No parity,8 char bits,
                              // async mode, idle-line protocol
  SciaRegs.SCICTL1.all = 0x0003;  // enable TX, RX, internal SCICLK,
                              // Disable RX ERR, SLEEP, TXWAKE
  // Disable RXRDY/BRKDT/TXRDY interrupt
  SciaRegs.SCICTL2.bit.TXINTENA = 0;
  SciaRegs.SCICTL2.bit.RXBKINTENA = 0;

  SciaRegs.SCIHBAUD = 0x0000;
  SciaRegs.SCILBAUD = SCI_PRD; // 38400

  // FIFO enable configure
  SciaRegs.SCIFFTX.all = 0xC020;
  SciaRegs.SCIFFRX.all = 0x0021;
  // Disable FIFO interrupt
  SciaRegs.SCIFFTX.bit.TXFFIENA = 0;
  SciaRegs.SCIFFRX.bit.RXFFIENA = 0;
  SciaRegs.SCIFFCT.all = 0x00;

  SciaRegs.SCICTL1.bit.SWRESET = 1;    // Relinquish SCI from Reset
  SciaRegs.SCIFFTX.bit.TXFIFOXRESET = 1;
  SciaRegs.SCIFFRX.bit.RXFIFORESET  = 1;
}