org.lsst.ccs.drivers.motrona

Class MotronaIV251

java.lang.Object

org.lsst.ccs.drivers.ascii.Ascii

org.lsst.ccs.drivers.motrona.MotronaIV251

All Implemented Interfaces:

org.lsst.ccs.drivers.commons.DriverConstants

public class MotronaIV251
extends org.lsst.ccs.drivers.ascii.Ascii

Driver for Motrona IV251 SSI signal converter Implements functions needed for conversion of signals from an SSI encoder to RS-232 serial output.

Author:

Al Eisner

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	MotronaIV251.CmndOp Operation commands
static class	MotronaIV251.CmndParam Enumeration of commands to set or read relevant control parameters.

Nested classes/interfaces inherited from class org.lsst.ccs.drivers.ascii.Ascii

org.lsst.ccs.drivers.ascii.Ascii.DataBits, org.lsst.ccs.drivers.ascii.Ascii.FlowCtrl, org.lsst.ccs.drivers.ascii.Ascii.Option, org.lsst.ccs.drivers.ascii.Ascii.Parity, org.lsst.ccs.drivers.ascii.Ascii.StopBits, org.lsst.ccs.drivers.ascii.Ascii.Terminator

Nested classes/interfaces inherited from interface org.lsst.ccs.drivers.commons.DriverConstants

org.lsst.ccs.drivers.commons.DriverConstants.ConnType

Constructor Summary

Constructors

Constructor and Description
MotronaIV251() Constructor.

Method Summary

Modifier and Type	Method and Description
void	activateData() Send activate-data command to converter.
void	open(org.lsst.ccs.drivers.commons.DriverConstants.ConnType connType, String ident, int baudRate, int commParm) Override underlying open method of Ascii class
void	open(String serialName) Open serial connection using default data characteristics
int	readEncoder() Read linear-encoder position
int	readErrorBit() Read linear-encoder error bit
int	readParam(MotronaIV251.CmndParam cmnd) Read parameter value
void	saveToEEProm() Save active values of parameters to EEProm
void	setAndActivateParam(MotronaIV251.CmndParam cmnd, int value) Set and activate parameter value
void	setParam(MotronaIV251.CmndParam cmnd, int value) Set parameter value (pending activate-data command

Methods inherited from class org.lsst.ccs.drivers.ascii.Ascii

close, closeSilent, flush, getTimeout, isOpen, makeDataCharacteristics, open, open, openFtdi, openFtdi, openFtdi, openNet, openNet, openSerial, openSerial, openSerial, read, read, readBytes, readBytes, setCommandTerm, setDefaultParm, setMultidrop, setOptions, setResponseTerm, setTerminator, setTimeout, setTimeout, write, writeBytes, writeBytes

Methods inherited from class java.lang.Object

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

Constructor Detail

MotronaIV251

public MotronaIV251()

Constructor.

Method Detail

open

public void open(org.lsst.ccs.drivers.commons.DriverConstants.ConnType connType,
                 String ident,
                 int baudRate,
                 int commParm)
          throws org.lsst.ccs.drivers.commons.DriverException

Override underlying open method of Ascii class

Overrides:

open in class org.lsst.ccs.drivers.ascii.Ascii

Parameters:

connType - The enumerated connection type: FTDI or SERIAL

ident - The USB ID (FTDI) or port name (SERIAL)

baudRate - The baud rate, or 0 for the default (9600)

commParm - The communications parameters or -1 for detault

Throws:

org.lsst.ccs.drivers.commons.DriverException

open

public void open(String serialName)
          throws org.lsst.ccs.drivers.commons.DriverException

Open serial connection using default data characteristics

Parameters:

serialName - Serial device name

Throws:

org.lsst.ccs.drivers.commons.DriverException

readParam

public int readParam(MotronaIV251.CmndParam cmnd)
              throws org.lsst.ccs.drivers.commons.DriverException

Read parameter value

Parameters:

cmnd - enumerated command identifier

Returns:

data returned from controller

Throws:

org.lsst.ccs.drivers.commons.DriverException

setParam

public void setParam(MotronaIV251.CmndParam cmnd,
                     int value)
              throws org.lsst.ccs.drivers.commons.DriverException

Set parameter value (pending activate-data command

Parameters:

cmnd - enumerated command identifier

value - integer data to write

Throws:

org.lsst.ccs.drivers.commons.DriverException

setAndActivateParam

public void setAndActivateParam(MotronaIV251.CmndParam cmnd,
                                int value)
                         throws org.lsst.ccs.drivers.commons.DriverException

Set and activate parameter value

Parameters:

cmnd - enumerated command identifier

value - integer data to write

Throws:

org.lsst.ccs.drivers.commons.DriverException

activateData

public void activateData()
                  throws org.lsst.ccs.drivers.commons.DriverException

Send activate-data command to converter. (This activates any new parameter values since last activate command or load from EEProm.)

Throws:

org.lsst.ccs.drivers.commons.DriverException

saveToEEProm

public void saveToEEProm()
                  throws org.lsst.ccs.drivers.commons.DriverException

Save active values of parameters to EEProm

Throws:

org.lsst.ccs.drivers.commons.DriverException

readEncoder

public int readEncoder()
                throws org.lsst.ccs.drivers.commons.DriverException

Read linear-encoder position

Returns:

Value read

Throws:

org.lsst.ccs.drivers.commons.DriverException

readErrorBit

public int readErrorBit()
                 throws org.lsst.ccs.drivers.commons.DriverException

Read linear-encoder error bit

Returns:

0 (no error) or 1 (error)

Throws:

org.lsst.ccs.drivers.commons.DriverException