Delta Tau PMAC User Manual download pdf (Page 19)

Delta Tau Power PMAC EPICS Device Support Manual

8 February 2013

lowLevelPortAddress - Address of the low level driver port.

numAxes - Number of axes to create for this controller.

movingPollPeriod - Time in milliseconds between status polls whilst

an axis is moving.

idlePollPeriod - Time in milliseconds between status polls whilst no

axes are moving.

Return

N/A

Description

Constructor for the class. Initializes internal variables, calls

lowLevelPortConnect and starts the poller for status updates.

Method

~powerPmacController

Parameters

None.

Return

N/A

Description

Destructor.

Method

writeInt32

Parameters

pasynUser - Pointer to asyn user structure.

value - Integer value to set.

Return

asynStatus

Description

Write an integer parameter into the parameter set.

Method

writeFloat64

Parameters

pasynUser - Pointer to asyn user structure.

value - 64 bit float value to set.

Return

asynStatus

Description

Write a float parameter into the parameter set. Checks to see if the

parameter is a low or high soft limit and if it is then writes the limit

down to the hardware.

Method

report

Parameters

fp - Pointer to a FILE structure.

level - The level of detail to provide in the report.

Return

void

Description

Prints a report to the file specified. Also prints a status line to the

terminal.

Method

getAxis

Parameters

pasynUser - Pointer to asyn user structure.

axisNo - Integer axis number.

Return

A pointer to the axis object.

Description

These methods return a pointer to the corresponding axis object for

this controller.

Method

poll

Parameters

None.

Return

asynStatus

Description

Polls the controller for status, rather than individual axes. Calls

getGlobalStatus.

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Delta Tau PMAC User Manual Page 19

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