int main(void)
{
int i;
harness_boot();
transport = harness_openTransport();
/* since we are multi-threaded and subject to off-chip timing
* differences this will not be sufficient to make this test
* deterministic
*/
srand(0);
/* create all the ports */
for (i=0; i<NUM_PORTS; i++) {
char localName[] = "port?" LOCAL;
char remoteName[] = "port?" REMOTE;
/* update the port names */
localName[4] = remoteName[4] = '0' + i;
/* create the receiving port */
EMBX(CreatePort(transport, localName, &(inPort[i])));
/* now create both transmission ports */
EMBX(ConnectBlock(transport, remoteName, &(outPort[i])));
EMBX(ConnectBlock(transport, localName, &(outPort[i+NUM_PORTS])));
}
/* now create the threads that will actually run the test */
for (i=0; i<NUM_PORTS; i++) {
harness_createThread(workerThread, (void *) i);
}
/* now inject some messages into the test system (we only inject
* half the requested number because our partner will inject the
* other half)
*/
for (i=0; i<(NUM_INJECTED / 2); i++) {
EMBX_VOID *message;
message = fabricateMessage();
assert(message);
assert(sendMessage(message));
}
/* now wait for the test to run out of steam */
harness_waitForChildren();
/* clean up after ourselves */
for (i=0; i<NUM_PORTS; i++) {
EMBX(ClosePort(inPort[i]));
EMBX(ClosePort(outPort[i]));
EMBX(ClosePort(outPort[i+NUM_PORTS]));
}
printf("\n"); /* pretty printing */
harness_shutdown();
return 0;
}
BOOL CPSerialPort::OpenPort(LPCTSTR Port,int BaudRate,int StopBits,int Parity,int DataBits,LPDataArriveProc proc,DWORD userdata)
{
m_lpDataArriveProc=proc;
m_dwUserData=userdata;
if(m_hComm==INVALID_HANDLE_VALUE)
{
m_hComm=CreateFile(Port,GENERIC_READ|GENERIC_WRITE,0,0,OPEN_EXISTING,0,0);
if(m_hComm==INVALID_HANDLE_VALUE )
{
// AfxMessageBox(_T("ERROR 104:无法打开端口！请检查是否已被占用。"));
return FALSE;
}
GetCommState(m_hComm,&dcb);
dcb.BaudRate=BaudRate;
dcb.ByteSize=DataBits;
dcb.Parity=Parity;
dcb.StopBits=StopBits;
dcb.fParity=FALSE;
dcb.fBinary=TRUE;
dcb.fDtrControl=0;
dcb.fRtsControl=0;
dcb.fOutX=dcb.fInX=dcb.fTXContinueOnXoff=0;
//设置状态参数
SetCommMask(m_hComm,EV_RXCHAR);
SetupComm(m_hComm,1024,1024);
if(!SetCommState(m_hComm,&dcb))
{
AfxMessageBox(_T("ERROR 105:无法按当前参数配置端口，请检查参数！"));
PurgeComm(m_hComm,PURGE_TXCLEAR|PURGE_RXCLEAR);
ClosePort();
return FALSE;
}
//设置超时参数
GetCommTimeouts(m_hComm,&CommTimeOuts);
CommTimeOuts.ReadIntervalTimeout=100;
CommTimeOuts.ReadTotalTimeoutMultiplier=1;
CommTimeOuts.ReadTotalTimeoutConstant=100;
CommTimeOuts.WriteTotalTimeoutMultiplier=1;
CommTimeOuts.WriteTotalTimeoutConstant=100;
if(!SetCommTimeouts(m_hComm,&CommTimeOuts))
{
AfxMessageBox(_T("ERROR 106:无法设置超时参数！"));
PurgeComm(m_hComm,PURGE_TXCLEAR|PURGE_RXCLEAR);
ClosePort();
return FALSE;
}
PurgeComm(m_hComm,PURGE_TXCLEAR|PURGE_RXCLEAR);
Activate();
return TRUE;
}
return TRUE;
}
bool Port::OpenPort(const char* name){
struct termios newtio;
struct serial_struct serinfo;
double baudrate = 1000000.0; //bps (1Mbps)
ClosePort();
if((m_Socket_fd = open(name, O_RDWR|O_NOCTTY|O_NONBLOCK)) < 0){
printf("failed!/n");
ClosePort();
return false;
}
// You must set 38400bps!
memset(&newtio, 0, sizeof(newtio));
newtio.c_cflag = B38400|CS8|CLOCAL|CREAD;
newtio.c_iflag = IGNPAR;
newtio.c_oflag = 0;
newtio.c_lflag = 0;
newtio.c_cc[VTIME] = 0;
newtio.c_cc[VMIN] = 0;
tcsetattr(m_Socket_fd, TCSANOW, &newtio);
printf("Set %.1fbps ", baudrate);
// Set non-standard baudrate
if(ioctl(m_Socket_fd, TIOCGSERIAL, &serinfo) < 0){
printf("failed!/n");
ClosePort();
return false;
}
serinfo.flags &= ~ASYNC_SPD_MASK;
serinfo.flags |= ASYNC_SPD_CUST;
serinfo.custom_divisor = serinfo.baud_base / baudrate;
if(ioctl(m_Socket_fd, TIOCSSERIAL, &serinfo) < 0)
{
printf("failed!/n");
ClosePort();
return false;
}
tcflush(m_Socket_fd, TCIFLUSH);
m_ByteTransferTime = (1000.0 / baudrate) * 12.0;
printf("Open port success!\n");
return true;
}
BOOL CECGDlg::OpenPort(LPCTSTR Port, int BaudRate, int DataBits, int Parity, int StopBits, HANDLE &hComm)
{
DCB dcb;
BOOL ret;
COMMTIMEOUTS CommTimeOuts;
hComm = CreateFile(Port, GENERIC_READ | GENERIC_WRITE, 0, 0, OPEN_EXISTING, 0, 0);
if(hComm == INVALID_HANDLE_VALUE)
{
UpdateStatus(L"Unable to open the serial port or the serial port has already been opened! Please check if the port is already in use", ADDSTR2STATUS);
return FALSE;
}
dcb.DCBlength = sizeof (dcb);
ret = GetCommState(hComm, &dcb);
if( !ret)
{
UpdateStatus(L"Unable to get Comm. State", ADDSTR2STATUS);
ClosePort(hComm);
return FALSE;
}
dcb.BaudRate = BaudRate;
dcb.fParity = FALSE; // Parity check disabled
dcb.fNull = FALSE;
dcb.ByteSize = DataBits;
dcb.Parity = Parity;
dcb.StopBits = StopBits;
ret = SetCommState(hComm, &dcb);
if( !ret )
{
UpdateStatus(L"Unable to configure serial port. Please check the port configuration! Serial port is closed", ADDSTR2STATUS);
ClosePort(hComm);
return FALSE;
}
GetCommTimeouts(hComm, &CommTimeOuts);
CommTimeOuts.ReadIntervalTimeout = 100; // Max text receiving interval
CommTimeOuts.ReadTotalTimeoutMultiplier = 1;
CommTimeOuts.ReadTotalTimeoutConstant = 100; // Number of timeouts for reading data
CommTimeOuts.WriteTotalTimeoutMultiplier = 0;
CommTimeOuts.WriteTotalTimeoutConstant = 0;
ret = SetCommTimeouts(hComm, &CommTimeOuts);
if ( !ret )
{
UpdateStatus(L"Unable to set timeout parameter! Serial port is closed!", ADDSTR2STATUS);
ClosePort(hComm);
return FALSE;
}
PurgeComm(hComm, PURGE_TXCLEAR | PURGE_RXCLEAR);
return TRUE;
}
int main(int argc, char* argv[])
{
long status;
unsigned long cardType;
unsigned long cardSN;
BYTE userID;
status = OpenPort(1, 9600);
if (!status) {
status = LinkRW();
if (status) {
ClosePort();
fprintf(stderr, "Connect Fail\n");
return -1;
}
fprintf(stderr, "Connect Succeed\n");
//beepOn();
//card polling
while (1) {
status = GetCardType(&cardType);
if (!status) {
delayMS(5);
if (cardType == 4) { //Mifare 1
status = mfGetCardSnr(&cardSN);
if (status) {
status = mfTransKey();
if (status) {
status = SelectCard(cardSN);
if (!status) {
fprintf(stderr, "Activate Succeed\n");
userID = getUserID(cardSN);
fprintf(stdout, "%x", userID);
HaltCard();
//delayMS(3000);
break;
}
}
}
}
}
}
}
else {
fprintf(stderr, "Connect Fail\n");
return -1;
}
ClosePort();
return 0;
}
void CSerialPort::CloseCom()
{
if(hSerialPort != NULL)
{
ClosePort(hSerialPort);//关闭端口
}
}
int EndJob(PORTHANDLE hPort)
{
PSPCB pSPCB;
TRACE0(TEXT("--EndJob\r\n"));
if (!ValidHandle(hPort))
{
return(QP_BAD_PARAMETER);
}
pSPCB = &SPCBTable[hPort];
pSPCB->DeviceState.bJobPresent = FALSE;
pSPCB->DeviceState.bManualPaused = FALSE;
// close the port
if (ClosePort(PORT_OWN_QP,pSPCB))
{
TRACE0(TEXT("--ClosePort failed\r\n"));
return(QP_FAIL);
}
return(QP_SUCCESS);
}
rnb_err_t
RNBSocket::Disconnect (bool save_errno)
{
if (m_fd_from_lockdown)
m_fd_from_lockdown = false;
return ClosePort (m_fd, save_errno);
}
STDMETHODIMP CComBus::Stop(void)
{
// TODO: Add your implementation code here
ExitThread();
ClosePort();
return S_OK;
}
//析构函数
CCESeries::~CCESeries()
{
if (m_bOpened)
{
//关闭串口
ClosePort();
}
}
CCmdHandler::~CCmdHandler()
{
#ifdef USE_TCP_NOT_SERIAL
StopWork();
#else
ClosePort();
#endif
SAFEDELETEP(m_pRecvBuffer);
}
void JSerialComm::Close()
{
if( !m_bOpen ) {
return;
}
m_cs.Enter();
ClosePort();
m_bOpen = false;
m_cs.Leave();
}
void SerialMonitor::ReOpenPort(void)
{
bool go = true;
if (serialPort.isOpen()) {
go = ClosePort();
}
if (go) {
//connect (&serialPort, SIGNAL(readyRead()), this, SLOT(ReadSerialPort()));
OpenPort();
}
}
CNTSerial::~CNTSerial ()
{
// If the device is already closed,
// then we don't need to do anything.
if (m_hFile)
{
// Display a warning
_RPTF0(_CRT_WARN,"CNTSerial::~CNTSerial - Serial port not closed\n");
// Close implicitly
ClosePort();
}
}
SerialPortBase::~SerialPortBase(void)
{
ClosePort();
if(pthread != NULL)
{
// pthread->m_bTerminated = true;
pthread->ThreadResume();//线程恢复.
pthread->Terminate();
pthread->WaitFor();
delete pthread;
pthread = NULL;
}
}
rnb_err_t
RNBSocket::Disconnect (bool save_errno)
{
#ifdef WITH_LOCKDOWN
if (m_fd_from_lockdown)
{
m_fd_from_lockdown = false;
m_fd = -1;
lockdown_disconnect (m_ld_conn);
return rnb_success;
}
#endif
return ClosePort (m_fd, save_errno);
}
// Open the communication (done when you create it)
void CCPCBooster::OpenPort()
{
if (_currentState == PortOpened)
{
ClosePort();
}
_currentState = PortFailed;
if (RS232_OpenComport(_COMPortNumber.c_str(),_baudrate,"8N1",&_COMPortHandle) == 0)
{
_currentState = PortOpened ;
}
}
// 写数据
DWORD CMySerialPort::WriteData(unsigned char* sbuf, DWORD sendlen)
{
DWORD dwBytesWritten = sendlen;
DWORD dwErrorFlags;
COMSTAT comStat;
// 检查是否要关闭串口
if (m_bClosePort)
{
ClosePort();
return 0;
}
if (false == PeerIsValid())
{
LOG.err_log("请设置有效的目的串口!");
return -1;
}
if (0 >= sendlen)
{
LOG.err_log("要发送的字节数必须大于0");
}
BOOL bWriteStat = FALSE; // 发送状态
DWORD dwWritedLen = 0; // 实际发送的字节数
DWORD dwTotalWrited = 0; // 累计已发送的字节总数
while(dwBytesWritten > 0)
{
ClearCommError(m_peerHandle, &dwErrorFlags,&comStat);
bWriteStat = WriteFile(m_peerHandle, sbuf + dwTotalWrited, dwBytesWritten,
&dwWritedLen, NULL);
if(!bWriteStat)
{
LOG.warn_log("写串口[%s]失败!", (LPCSTR)m_strComName);
return sendlen - dwBytesWritten;
}
dwBytesWritten -= dwWritedLen;
dwWritedLen += dwWritedLen;
}
//PurgeComm(m_portHandle, PURGE_TXABORT|
// PURGE_RXABORT|PURGE_TXCLEAR|PURGE_RXCLEAR);
return sendlen - dwBytesWritten;
}
STDMETHODIMP CMicroFlash::Print(int iCopies)
{
HRESULT r;
char endLine [] = "\r\n";
DWORD dwBytesWritten;
char *pcPrintBuf;
int iLineCount, n;
// Assume failure
r = S_FALSE;
pcPrintBuf = NULL;
iLineCount = 0;
if(!OpenPort()) goto Exit;
// Add formfeed to data
m_strData.Append (TEXT("\x0C"));
// Convert to char data
n = m_strData.Length ();
pcPrintBuf = new char [n + 1];
wcstombs (pcPrintBuf, m_strData, n);
pcPrintBuf [n] = 0;
// Wakeup the printer
for(iLineCount = 0; iLineCount < 10; iLineCount++)
WriteFile(m_hComPort, endLine, strlen(endLine), &dwBytesWritten, NULL);
Sleep(500);
// Print the buffer
for(iLineCount = 0; iLineCount < iCopies; iLineCount++)
if(!WriteFile(m_hComPort, pcPrintBuf, strlen(pcPrintBuf),
&dwBytesWritten, NULL)) goto Exit;
m_strData.Empty ();
r = S_OK;
Exit:
ClosePort ();
delete [] pcPrintBuf;
return r;
}
// opens the serial port
// return code:
// > 0 = fd for the port
// -1 = open failed
int OpenPort(char* sPortNumber)
{
char sPortName[64];
printf("in OpenAdrPort port#=%s\n", sPortNumber);
sprintf(sPortName, "/dev/ttyS%s", sPortNumber);
printf("sPortName=%s\n", sPortName);
// make sure port is closed
ClosePort(fd);
fd = open(sPortName, O_RDWR | O_NOCTTY | O_NDELAY);
if (fd < 0)
{
printf("open error %d %s\n", errno, strerror(errno));
}
else
{
struct termios my_termios;
printf("fd is %d\n", fd);
tcgetattr(fd, &my_termios);
// NOTE: you may want to save the port attributes
// here so that you can restore them later
printf("old cflag=%08x\n", my_termios.c_cflag);
printf("old oflag=%08x\n", my_termios.c_oflag);
printf("old iflag=%08x\n", my_termios.c_iflag);
printf("old lflag=%08x\n", my_termios.c_lflag);
printf("old line=%02x\n", my_termios.c_line);
tcflush(fd, TCIFLUSH);
my_termios.c_cflag = B9600 | CS8 |CREAD | CLOCAL | HUPCL;
cfsetospeed(&my_termios, B9600);
tcsetattr(fd, TCSANOW, &my_termios);
printf("new cflag=%08x\n", my_termios.c_cflag);
printf("new oflag=%08x\n", my_termios.c_oflag);
printf("new iflag=%08x\n", my_termios.c_iflag);
printf("new lflag=%08x\n", my_termios.c_lflag);
printf("new line=%02x\n", my_termios.c_line);
} // end if
return fd;
} // end OpenAdrPort
//********************************************************************
BOOL CGatewayRS232ToWin32::OpenPort(CStdString strPortName, CErrorInfo* pErrorInfo)
{
const int k_MaxPortNameSize = 20;
const BOOL k_oChangeOnly = FALSE;
if( !m_Rs232Hndl.OpenPort(strPortName) )
{
if(m_pErrorHandling) m_pErrorHandling->GetError(k_Error_I_OpeningPort, pErrorInfo);
return FALSE;
}
//Configure default settings for port
if(!SetPortSettings(m_dBaudrate, m_dTimeout, k_oChangeOnly, pErrorInfo))
{
ClosePort();
return FALSE;
}
return TRUE;
}
int InitPort(int port_num, int baudrate,
int databits, int stopbits, int parity)
{
int fd;
fd = OpenPort(port_num);
if(fd == -1) {
return -1;
}
SetSpeed(fd, baudrate);
if(SetParity(fd, databits, stopbits, parity) == FALSE) {
DEBUG(DL_ERROR, "Set Parity Error!\n");
ClosePort(fd);
return -1;
}
return fd;
}
int NcrComPort::OpenPort()
{
if (hPort != 0)
ClosePort();
hPort = CreateFileA(
this->Port,
GENERIC_WRITE,
0,
NULL,
OPEN_EXISTING,
0,
NULL
);
if (!GetCommState(hPort, &dcb))
return -1;
FillDcb(dcb);
if (!SetCommState(hPort, &dcb))
return -1;
return 0;
}
CPSerialPort::~CPSerialPort()
{
ClosePort();
}
int main()
{
// Initialize PortHandler Structs
// Set the port path
// Get methods and members of PortHandlerLinux or PortHandlerWindows
int port_num = PortHandler(DEVICENAME);
// Initialize PacketHandler Structs
PacketHandler();
int dxl_comm_result = COMM_TX_FAIL; // Communication result
UINT8_T dxl_error = 0; // Dynamixel error
UINT8_T dxl_baudnum_read; // Read baudnum
// Open port
if (OpenPort(port_num))
{
printf("Succeeded to open the port!\n");
}
else
{
printf("Failed to open the port!\n");
printf("Press any key to terminate...\n");
_getch();
return 0;
}
// Set port baudrate
if (SetBaudRate(port_num, BAUDRATE))
{
printf("Succeeded to change the baudrate!\n");
}
else
{
printf("Failed to change the baudrate!\n");
printf("Press any key to terminate...\n");
_getch();
return 0;
}
// Read present baudrate of the controller
printf("Now the controller baudrate is : %d\n", GetBaudRate(port_num));
// Try factoryreset
printf("[ID:%03d] Try factoryreset : ", DXL_ID);
FactoryReset(port_num, PROTOCOL_VERSION, DXL_ID, OPERATION_MODE);
if ((dxl_comm_result = GetLastTxRxResult(port_num, PROTOCOL_VERSION)) != COMM_SUCCESS)
{
printf("Aborted\n");
PrintTxRxResult(PROTOCOL_VERSION, dxl_comm_result);
return 0;
}
else if ((dxl_error = GetLastRxPacketError(port_num, PROTOCOL_VERSION)) != 0)
PrintRxPacketError(PROTOCOL_VERSION, dxl_error);
// Wait for reset
printf("Wait for reset...\n");
msecSleep(2000);
printf("[ID:%03d] FactoryReset Success!\n", DXL_ID);
// Set controller baudrate to Dynamixel default baudrate
if (SetBaudRate(port_num, FACTORYRST_DEFAULTBAUDRATE))
{
printf("Succeed to change the controller baudrate to : %d\n", FACTORYRST_DEFAULTBAUDRATE);
}
else
{
printf("Failed to change the controller baudrate\n");
printf("Press any key to terminate...\n");
_getch();
return 0;
}
// Read Dynamixel baudnum
dxl_baudnum_read = Read1ByteTxRx(port_num, PROTOCOL_VERSION, DXL_ID, ADDR_PRO_BAUDRATE);
if ((dxl_comm_result = GetLastTxRxResult(port_num, PROTOCOL_VERSION)) != COMM_SUCCESS)
PrintTxRxResult(PROTOCOL_VERSION, dxl_comm_result);
else if ((dxl_error = GetLastRxPacketError(port_num, PROTOCOL_VERSION)) != 0)
PrintRxPacketError(PROTOCOL_VERSION, dxl_error);
else
printf("[ID:%03d] DXL baudnum is now : %d\n", DXL_ID, dxl_baudnum_read);
// Write new baudnum
Write1ByteTxRx(port_num, PROTOCOL_VERSION, DXL_ID, ADDR_PRO_BAUDRATE, NEW_BAUDNUM);
if ((dxl_comm_result = GetLastTxRxResult(port_num, PROTOCOL_VERSION)) != COMM_SUCCESS)
PrintTxRxResult(PROTOCOL_VERSION, dxl_comm_result);
else if ((dxl_error = GetLastRxPacketError(port_num, PROTOCOL_VERSION)) != 0)
PrintRxPacketError(PROTOCOL_VERSION, dxl_error);
else
printf("[ID:%03d] Set Dynamixel baudnum to : %d\n", DXL_ID, NEW_BAUDNUM);
// Set port baudrate to BAUDRATE
if (SetBaudRate(port_num, BAUDRATE))
{
printf("Succeed to change the controller baudrate to : %d\n", BAUDRATE);
}
else
{
printf("Failed to change the controller baudrate\n");
printf("Press any key to terminate...\n");
_getch();
return 0;
}
msecSleep(200);
// Read Dynamixel baudnum
dxl_baudnum_read = Read1ByteTxRx(port_num, PROTOCOL_VERSION, DXL_ID, ADDR_PRO_BAUDRATE);
if ((dxl_comm_result = GetLastTxRxResult(port_num, PROTOCOL_VERSION)) != COMM_SUCCESS)
PrintTxRxResult(PROTOCOL_VERSION, dxl_comm_result);
else if ((dxl_error = GetLastRxPacketError(port_num, PROTOCOL_VERSION)) != 0)
PrintRxPacketError(PROTOCOL_VERSION, dxl_error);
else
printf("[ID:%03d] Dynamixel Baudnum is now : %d\n", DXL_ID, dxl_baudnum_read);
// Close port
ClosePort(port_num);
return 0;
}
// 포트 sPortName을 dwBaud 속도로 연다.
// ThreadWatchComm 함수에서 포트에 무언가 읽혔을 때 MainWnd에 알리기
// 위해 WM_COMM_READ메시지를 보낼때 같이 보낼 wPortID값을 전달 받는다.
BOOL CCommThread::OpenPort(CString strPortName,
DWORD dwBaud, BYTE byData, BYTE byStop, BYTE byParity )
{
// Local 변수.
COMMTIMEOUTS timeouts;
DCB dcb;
DWORD dwThreadID;
// overlapped structure 변수 초기화.
m_osRead.Offset = 0;
m_osRead.OffsetHigh = 0;
//--> Read 이벤트 생성에 실패..
if ( !(m_osRead.hEvent = CreateEvent(NULL, FALSE, FALSE, NULL)) )
{
return FALSE;
}
m_osWrite.Offset = 0;
m_osWrite.OffsetHigh = 0;
//--> Write 이벤트 생성에 실패..
if (! (m_osWrite.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL)))
{
return FALSE;
}
//--> 포트명 저장..
m_sPortName = strPortName;
//--> 실제적인...RS 232 포트 열기..
m_hComm = CreateFile( m_sPortName,
GENERIC_READ | GENERIC_WRITE, 0, 0,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
NULL);
//--> 포트 열기에 실해하면..
if (m_hComm == (HANDLE) -1)
{
//AfxMessageBox("fail Port ofen");
return FALSE;
}
//===== 포트 상태 설정. =====
// EV_RXCHAR event 설정...데이터가 들어오면.. 수신 이벤트가 발생하게끔..
SetCommMask( m_hComm, EV_RXCHAR);
// InQueue, OutQueue 크기 설정.
SetupComm( m_hComm, BUFF_SIZE, BUFF_SIZE);
// 포트 비우기.
PurgeComm( m_hComm,
PURGE_TXABORT | PURGE_TXCLEAR | PURGE_RXABORT | PURGE_RXCLEAR);
// timeout 설정.
timeouts.ReadIntervalTimeout = 0xFFFFFFFF;
timeouts.ReadTotalTimeoutMultiplier = 0;
timeouts.ReadTotalTimeoutConstant = 0;
timeouts.WriteTotalTimeoutMultiplier = 2*CBR_9600 / dwBaud;;
timeouts.WriteTotalTimeoutConstant = 0;
SetCommTimeouts( m_hComm, &timeouts);
// dcb 설정.... 포트의 실제적인..제어를 담당하는 DCB 구조체값 셋팅..
dcb.DCBlength = sizeof(DCB);
//--> 현재 설정된 값 중에서..
GetCommState( m_hComm, &dcb);
//--> 보드레이트를 바꾸고..
dcb.BaudRate = dwBaud;
//--> Data 8 Bit
dcb.ByteSize = byData;
//--> Noparity
dcb.Parity = byParity;
//--> 1 Stop Bit
dcb.StopBits = byStop;
//--> 포트를 재..설정값으로.. 설정해보고..
if( !SetCommState( m_hComm, &dcb) )
{
return FALSE;
}
//Sleep(60);
// 포트 감시 쓰레드 생성.
m_bConnected = TRUE;
::SendMessage(hStartWnd, WM_COMM_OPEN, 1, 0);
//--> 포트 감시 쓰레드 생성.
m_hThreadWatchComm = CreateThread( NULL, 0,
(LPTHREAD_START_ROUTINE)ThreadWatchComm,
this, 0, &dwThreadID);
//--> 쓰레드 생성에 실패하면..
if (! m_hThreadWatchComm)
{
//--> 열린 포트를 닫고..
ClosePort();
return FALSE;
}
check = FALSE;
return TRUE;
}
// 포트 sPortName을 dwBaud 속도로 연다.
// ThreadWatchComm 함수에서 포트에 무언가 읽혔을 때 MainWnd에 알리기
// 위해 WM_COMM_READ메시지를 보낼때 같이 보낼 wPortID값을 전달 받는다.
BOOL CCommThread::OpenPort(char *sPortName, DWORD dwBaud, BYTE wPortID)
{
// Local 변수.
COMMTIMEOUTS timeouts;
DCB dcb;
DWORD dwThreadID;
// 변수 초기화
m_bConnected = FALSE;
m_wPortID = wPortID; // COM1-> 0, COM2->1,,,,,
// overlapped structure 변수 초기화.
m_osRead.Offset = 0;
m_osRead.OffsetHigh = 0;
if (! (m_osRead.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL)))
return FALSE;
m_osWrite.Offset = 0;
m_osWrite.OffsetHigh = 0;
if (! (m_osWrite.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL)))
return FALSE;
// 포트 열기
// m_sPortName = sPortName;
m_hComm = CreateFile( LPCSTR(sPortName), // LPCSTR("COM4"),
// m_hComm = CreateFileA( LPCSTR("COM4"),
GENERIC_READ | GENERIC_WRITE, 0, NULL,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL | FILE_FLAG_OVERLAPPED,
NULL);
if (m_hComm == (HANDLE) -1) return FALSE;
// 포트 상태 설정.
// EV_RXCHAR event 설정
SetCommMask( m_hComm, EV_RXCHAR);
// InQueue, OutQueue 크기 설정.
SetupComm( m_hComm, 4096, 4096);
// 포트 비우기.
PurgeComm( m_hComm,
PURGE_TXABORT | PURGE_TXCLEAR | PURGE_RXABORT | PURGE_RXCLEAR);
// timeout 설정.
timeouts.ReadIntervalTimeout = 0xFFFFFFFF;
timeouts.ReadTotalTimeoutMultiplier = 0;
timeouts.ReadTotalTimeoutConstant = 0;
timeouts.WriteTotalTimeoutMultiplier = 2*CBR_9600 / dwBaud;
timeouts.WriteTotalTimeoutConstant = 0;
SetCommTimeouts( m_hComm, &timeouts);
// dcb 설정
dcb.DCBlength = sizeof(DCB);
GetCommState( m_hComm, &dcb); // 예전 값을 읽음.
dcb.BaudRate = dwBaud;
dcb.ByteSize = 8;
dcb.Parity = 0;
dcb.StopBits = 0;
dcb.fInX = dcb.fOutX = 0; // Xon, Xoff 사용안함.
dcb.XonChar = ASCII_XON;
dcb.XoffChar = ASCII_XOFF;
dcb.XonLim = 100;
dcb.XoffLim = 100;
if (! SetCommState( m_hComm, &dcb)) return FALSE;
// 포트 감시 쓰레드 생성.
m_bConnected = TRUE;
m_hThreadWatchComm = CreateThread( NULL, 0,
(LPTHREAD_START_ROUTINE)ThreadWatchComm, this, 0, &dwThreadID);
if (! m_hThreadWatchComm)
{
ClosePort();
return FALSE;
}
return TRUE;
}
bool serialCOM::OpenPort(std::string portname)
{
int confirm = -1; // -1=error
struct serial_struct new_serdrvinfo; // new driver settings
if (portisopen) return false; // if port is already open => cancel and return "false"
memset(&new_serdrvinfo, 0, sizeof(new_serdrvinfo));
memset(&oldtio, 0, sizeof(oldtio));
memset(&old_serdrvinfo, 0, sizeof(old_serdrvinfo));
// OPEN PORT:
fd = open(portname.c_str(), O_RDWR | O_NOCTTY | O_NDELAY);
/* O_RDWR = read/write access;
* O_NOCTTY = ignore control characters
* O_NDELAY = ignore DCD-line */
if (!(fd < 0)) // if port is now open
{
portisopen = true;
currentportname = portname;
confirm = ioctl(fd, TIOCEXCL, NULL); // LOCK DEVICE
#ifdef __SERIALCOM_DEBUG__
if (confirm == -1)
std::cout << "serialCOM::OpenPort(): ioctl(..., TIOCEXCL, ...) failed with error " << errno << " " << strerror(errno) << "\n";
#endif
confirm = fcntl(fd, F_SETFL, FNDELAY); // function "read" shall return "0" if no data available
if (confirm == -1)
{
#ifdef __SERIALCOM_DEBUG__
std::cout << "serialCOM::OpenPort(): fcntl(...) failed with error " << errno << "\n";
#endif
confirm = ClosePort();
#ifdef __SERIALCOM_DEBUG__
if (!confirm)
std::cout << "serialCOM::OpenPort(): port couldn't be closed after error during opening process\n";
#endif
return false;
}
// SAVE SETTINGS:
confirm = ioctl(fd, TCGETS2, &oldtio);
if (confirm == -1)
{
#ifdef __SERIALCOM_DEBUG__
std::cout << "serialCOM::OpenPort(): ioctl(..., TCGETS2, ...) failed with error " << errno << "\n";
#endif
settingssaved = false;
}
else
settingssaved = true;
confirm = ioctl(fd, TIOCGSERIAL, &old_serdrvinfo); // driver settings
if (confirm != -1)
ioctl_tiocgserial_supported = true;
else
ioctl_tiocgserial_supported = false;
ioctl_tiocsserial_supported = false;
flag_async_low_latency_supported = false;
if (ioctl_tiocgserial_supported)
{
// CHANGE DRIVER SETTINGS:
new_serdrvinfo = old_serdrvinfo;
new_serdrvinfo.flags |= ASYNC_LOW_LATENCY; // request low latency behaviour
confirm = ioctl(fd, TIOCSSERIAL, &new_serdrvinfo); // write driver settings
/* NOTE: drivers should ignore ASYNC_LOW_LATENCY if they don't support it, but we don't rely on this behavior... */
if (confirm != -1)
flag_async_low_latency_supported = true;
else
{
// Try again without the low latency flag
new_serdrvinfo.flags &= ~ASYNC_LOW_LATENCY;
confirm = ioctl(fd, TIOCSSERIAL, &new_serdrvinfo);
}
if (confirm != -1)
{
ioctl_tiocsserial_supported = true;
#ifdef __SERIALCOM_DEBUG__
if (!(new_serdrvinfo.flags & ASYNC_LOW_LATENCY))
std::cout << "serialCOM::OpenPort(): the driver doesn't support the ASYNC_LOW_LATENY flag\n";
#endif
}
#ifdef __SERIALCOM_DEBUG__
else
{
/* NOTE: some drivers (e.g. for many USB-serial devices) provide the TIOCGSERIAL ioctl, but no TIOCSSERIAL ioctl ! */
std::cout << "serialCOM::OpenPort(): ioctl(..., TIOCSSERIAL, ...) failed with error " << errno << " " << strerror(errno) << "\n";
std::cout << "serialCOM::OpenPort(): ioctl TIOCSSERIAL seems to be not supported\n";
}
#endif
}
/*
// CLEAR BREAK (should not be necessary, because break is cancelled automatically after closing the device):
confirm = ioctl(fd, TIOCCBRK, 0); // break OFF
if (confirm == -1)
std::cout << "serialCOM::OpenPort(): ioctl(..., TIOCCBRK, ) failed with error " << errno << "\n";
else
*/
breakset = false;
// CLEAR HARDWARE BUFFERS:
confirm = ioctl(fd, TCFLSH, TCIOFLUSH);
if (confirm == -1)
{
#ifdef __SERIALCOM_DEBUG__
std::cout << "serialCOM::OpenPort(): ioctl(..., TCFLSH, TCIOFLUSH) failed with error " << errno << " " << strerror(errno) << "\n";
#endif
confirm = ClosePort();
#ifdef __SERIALCOM_DEBUG__
if (!confirm)
std::cout << "serialCOM::OpenPort(): port couldn't be closed after error during opening process\n";
#endif
return false;
}
// CONFIGURE COMMUNICATION, SET STANDARD PORT-SETTINGS
if (!SetPortSettings(9600, 8, 'N', 1 ))
{
#ifdef __SERIALCOM_DEBUG__
std::cout << "serialCOM::OpenPort(): Couldn't set standard port settings with SetPortSettings() !\n";
#endif
confirm = ClosePort();
#ifdef __SERIALCOM_DEBUG__
if (!confirm)
std::cout << "serialCOM::OpenPort(): port couldn't be closed after error during opening process\n";
#endif
return false;
/* NOTE: SetPortSettings not only changes the 4 communication parameters.
It configures additional parameters (like control characters, timeouts, ...) which are
are important to ensure proper communication behavior !
*/
}
// SET CONTROL LINES (DTR+RTS) TO STANDARD VALUES:
confirm = SetControlLines(true, true);
#ifdef __SERIALCOM_DEBUG__
if (!confirm)
std::cout << "serialCOM::OpenPort(): Warning: couldn't set RTS+DTS control lines to standard values\n";
#endif
/* NOTE: Call SetControlLines AFTER SetPortSettings, because drivers can
* change DTS+RTS when new baudrate/databits/parity/stopbits,
* especially at the first time after opening the port ! */
return true;
}
else
{
#ifdef __SERIALCOM_DEBUG__
std::cout << "serialCOM::OpenPort(): open(...) failed with error " << errno << " " << strerror(errno) << "\n";
#endif
return false;
}
}
serialCOM::~serialCOM()
{
if (portisopen) ClosePort();
}
// Close and destroy a communication when we're done
CCPCBooster::~CCPCBooster()
{
ClosePort();
}
