org.lsst.ccs.drivers.dataforth

Class Maq20DiscreteFreq

java.lang.Object

org.lsst.ccs.drivers.dataforth.Maq20Discrete

org.lsst.ccs.drivers.dataforth.Maq20DiscreteFunc

org.lsst.ccs.drivers.dataforth.Maq20DiscreteFreq

public class Maq20DiscreteFreq
extends Maq20DiscreteFunc

Control a Dataforth MAQ20 DIO module frequency generator.

Author:

Owen Saxton

Field Summary

Fields inherited from class org.lsst.ccs.drivers.dataforth.Maq20DiscreteFunc

TIMEBASE_MSECS, TIMEBASE_SECS, TIMEBASE_USECS

Constructor Summary

Constructors

Constructor and Description
Maq20DiscreteFreq(Maq20 maq, int modId) Constructor.

Method Summary

Modifier and Type	Method and Description
void	enable(int chan) Enables the frequency generator.
int	getFrequency(int chan) Gets the frequency.
boolean	isEnabled(int chan) Gets whether the frequency generator is enabled.
void	setFrequency(int chan, int freq) Sets the frequency.

Methods inherited from class org.lsst.ccs.drivers.dataforth.Maq20DiscreteFunc

armFunction, disarmFunction, isFunctionArmed, saveConfig

Methods inherited from class org.lsst.ccs.drivers.dataforth.Maq20Discrete

readDiscIn, readDiscIn, readDiscIn, readDiscOut, readDiscOut, readDiscOut, writeDisc, writeDisc, writeDisc

Methods inherited from class java.lang.Object

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

Constructor Detail

Maq20DiscreteFreq

public Maq20DiscreteFreq(Maq20 maq,
                         int modId)
                  throws org.lsst.ccs.drivers.commons.DriverException

Constructor.

Parameters:

maq - The underlying Maq20 object

modId - The module registration ID

Throws:

org.lsst.ccs.drivers.commons.DriverException

Method Detail

enable

public void enable(int chan)
            throws org.lsst.ccs.drivers.commons.DriverException

Enables the frequency generator.

Parameters:

chan - The function channel (0 or 1)

Throws:

org.lsst.ccs.drivers.commons.DriverException

isEnabled

public boolean isEnabled(int chan)
                  throws org.lsst.ccs.drivers.commons.DriverException

Gets whether the frequency generator is enabled.

Parameters:

chan - The function channel (0 or 1)

Returns:

Whether enabled

Throws:

org.lsst.ccs.drivers.commons.DriverException

setFrequency

public void setFrequency(int chan,
                         int freq)
                  throws org.lsst.ccs.drivers.commons.DriverException

Sets the frequency.

Parameters:

chan - The function channel (0 or 1)

freq - The frequency

Throws:

org.lsst.ccs.drivers.commons.DriverException

getFrequency

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

Gets the frequency.

Parameters:

chan - The function channel (0 or 1)

Returns:

The frequency

Throws:

org.lsst.ccs.drivers.commons.DriverException