org.mbari.siam.devices.bbElec
Class BBElec

java.lang.Object
  org.mbari.siam.devices.bbElec.BBElec

Direct Known Subclasses:

BB232SDD16

public class BBElec
extends java.lang.Object

Base class for Serial-to-whatever devices from B&B Electronics, Ottawa IL

Field Summary

protected java.io.InputStream	_in
protected static org.apache.log4j.Logger	_log4j
protected java.io.OutputStream	_out
protected gnu.io.SerialPort	_serPort
protected long	_tmout
protected static long	DFLT_TMOUT

Constructor Summary

BBElec(gnu.io.SerialPort serport)
Constructor

BBElec(gnu.io.SerialPort serport, long tmout)
Constructor

Method Summary

int	cmdWith16bitReply(byte[] cmd) Send a command, get 16 bit reply
int	cmdWith16bitReply(byte[] cmd, long tmout) Send a command, get 16 bit reply
int	cmdWith32bitReply(byte[] cmd) Send a command, get 32 bit reply
int	cmdWith32bitReply(byte[] cmd, long tmout) Send a command, get 32 bit reply
protected void	inFlush() Flush InputStream
int	readResponse(byte[] buf, int nbytes) Read a response from the device
int	readResponse(byte[] buf, int offset, int nbytes, long tmout) Read a response from the device
int	readResponse(byte[] buf, int nbytes, long tmout) Read a response from the device
void	send16bitCmd(byte[] cmd, int parm) Write a command with 16 bit parameter to the device
void	sendCmd(byte[] cmd) Write a command to the device

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

_log4j

protected static org.apache.log4j.Logger _log4j

DFLT_TMOUT

protected static final long DFLT_TMOUT

See Also:

Constant Field Values

_serPort

protected gnu.io.SerialPort _serPort

_in

protected java.io.InputStream _in

_out

protected java.io.OutputStream _out

_tmout

protected long _tmout

Constructor Detail

BBElec

public BBElec(gnu.io.SerialPort serport,
              long tmout)
       throws java.io.IOException

Constructor

Parameters:

serport - gnu.io.SerialPort that's connected to the device

tmout - Timeout for I/O in milliseconds

Throws:

java.io.IOException

BBElec

public BBElec(gnu.io.SerialPort serport)
       throws java.io.IOException

Constructor

Parameters:

serport - gnu.io.SerialPort that's connected to the device

Throws:

java.io.IOException

Method Detail

inFlush

protected void inFlush()

Flush InputStream

sendCmd

public void sendCmd(byte[] cmd)
             throws java.io.IOException

Write a command to the device

Parameters:

cmd - Command to send to device

Throws:

java.io.IOException

send16bitCmd

public void send16bitCmd(byte[] cmd,
                         int parm)
                  throws java.io.IOException

Write a command with 16 bit parameter to the device

Parameters:

cmd - Command to send to device

parm - 16 bit parameter

Throws:

java.io.IOException

readResponse

public int readResponse(byte[] buf,
                        int offset,
                        int nbytes,
                        long tmout)
                 throws java.io.IOException

Read a response from the device

Parameters:

buf - Byte buffer to receive response

offset - Where to start filling in buffer

nbytes - Number of bytes expected

tmout - Time to wait in milliseconds

Throws:

java.io.IOException

readResponse

public int readResponse(byte[] buf,
                        int nbytes,
                        long tmout)
                 throws java.io.IOException

Read a response from the device

Parameters:

buf - Byte buffer to receive response

nbytes - Number of bytes expected

tmout - Time to wait in milliseconds

Throws:

java.io.IOException

readResponse

public int readResponse(byte[] buf,
                        int nbytes)
                 throws java.io.IOException

Read a response from the device

Parameters:

buf - Byte buffer to receive response

nbytes - Number of bytes expected

Throws:

java.io.IOException

cmdWith16bitReply

public int cmdWith16bitReply(byte[] cmd,
                             long tmout)
                      throws java.io.IOException

Send a command, get 16 bit reply

Parameters:

cmd - Command to send

tmout - Time to wait in milliseconds

Throws:

java.io.IOException

cmdWith16bitReply

public int cmdWith16bitReply(byte[] cmd)
                      throws java.io.IOException

Send a command, get 16 bit reply

Parameters:

cmd - Command to send

Throws:

java.io.IOException

cmdWith32bitReply

public int cmdWith32bitReply(byte[] cmd,
                             long tmout)
                      throws java.io.IOException

Send a command, get 32 bit reply

Parameters:

cmd - Command to send

tmout - Time to wait in milliseconds

Throws:

java.io.IOException

cmdWith32bitReply

public int cmdWith32bitReply(byte[] cmd)
                      throws java.io.IOException

Send a command, get 32 bit reply

Parameters:

cmd - Command to send

Throws:

java.io.IOException