void frmcamera::ReadBoardPort()
{
int buflen= -1;
if(controlfd)
{
memset(BoardRecvbuf,0,sizeof(BoardRecvbuf));
buflen=read( controlfd, BoardRecvbuf, SBUFFER_LEN);
if (buflen>0)
{
//QMessageBox::information(this,"Information","successful!");
BoardRecvbuf[buflen]=0;
QString strRecv0=new QString();
// QString strRecv0(BoardRecvbuf);
ui.lineEdit->setText(strRecv0);
}
}
}
传送的数据如:left:34
right:23
一组。波特率没错,还请大家帮忙。
不行啊