Modelica_DeviceDrivers.HardwareIO.Comedi_

Information

Package Content

Name	Description
data_write	Synchronous write to analog channel
data_read	Synchronous read from analog channel
dio_config	Input/Output configuration of digital channel
dio_write	Synchronous write to digital channel
dio_read	Synchronous read from digital channel
set_global_oor_behavior	Set global out-of-range behavior of comedi_to_phys(..) function (i.e. behavior for sample values equal 0 or maxdata)
get_range	Get range information of channel
get_maxdata	Get maximal possible raw value of channel
to_phys	Convert raw value of channel to physical value
from_phys	Convert physical value of channel to corresponding raw value

Modelica_DeviceDrivers.HardwareIO.Comedi_.data_write

Inputs

Name	Description
comedi	Device handle
subDevice	Subdevice number
channel	Channel number
range	Range specification
aref	Analog reference type
data	Value that is written to channel

Modelica_DeviceDrivers.HardwareIO.Comedi_.data_read

Inputs

Name	Description
comedi	Device handle
subDevice	Subdevice number
channel	Channel number
range	Range specification
aref	Analog reference type

Outputs

Name	Description
data	Value that is read from channel

Modelica_DeviceDrivers.HardwareIO.Comedi_.dio_config

Inputs

Name	Description
comedi	Device handle
subDevice	Subdevice number
channel	Channel number
direction	Signal direction (input=0, output=1)

Modelica_DeviceDrivers.HardwareIO.Comedi_.dio_write

Inputs

Name	Description
comedi	Device handle
subDevice	Subdevice number
channel	Channel number
data	Value that is written to channel

Modelica_DeviceDrivers.HardwareIO.Comedi_.dio_read

Inputs

Name	Description
comedi	Device handle
subDevice	Subdevice number
channel	Channel number

Outputs

Name	Description
data	Value that is read from channel

Modelica_DeviceDrivers.HardwareIO.Comedi_.set_global_oor_behavior

Inputs

Name	Description
behavior	0: COMEDI_OOR_NUMBER, 1: COMEDDI_OOR_NAN

Outputs

Name	Description
old_behavior	Previous behavior setting

Modelica_DeviceDrivers.HardwareIO.Comedi_.get_range

Inputs

Name	Description
comedi	Device handle
subDevice	Subdevice number
channel	Channel number
range	Range specification

Outputs

Name	Description
min	(Physical) min value
max	(Physical) max value
unit	physical unit type (for endpoints). UNIT_volt=0 for volts, UNIT_mA=1 for milliamps, or UNIT_none=2 for unitless

Modelica_DeviceDrivers.HardwareIO.Comedi_.get_maxdata

Inputs

Name	Description
comedi	Device handle
subDevice	Subdevice number
channel	Channel number

Outputs

Name	Description
maxData	Maximum raw value of ADC or DAC

Modelica_DeviceDrivers.HardwareIO.Comedi_.to_phys

Inputs

Name	Description
rawData	Raw value from channel
min	Physical min value of channel
max	Physical max value of channel
unit	Physical unit type of channel
maxdata	Maximal raw value of channel

Outputs

Name	Description
physData	Physical value of channel

Modelica_DeviceDrivers.HardwareIO.Comedi_.from_phys

Inputs

Name	Description
physData	Physical value of channel
min	Physical min value of channel
max	Physical max value of channel
unit	Physical unit type of channel
maxdata	Maximal raw value of channel

Outputs

Name	Description
rawValue	Raw value of channel