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Open Menu /Documentation/ABI/stable/sysfs-driver-usb-usbtmc 
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What:		/sys/bus/usb/drivers/usbtmc/*/interface_capabilities
What:		/sys/bus/usb/drivers/usbtmc/*/device_capabilities
Date:		August 2008
Contact:	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Description:
		These files show the various USB TMC capabilities as described
		by the device itself.  The full description of the bitfields
		can be found in the USB TMC documents from the USB-IF entitled
		"Universal Serial Bus Test and Measurement Class Specification
		(USBTMC) Revision 1.0" section 4.2.1.8.

		The files are read only.


What:		/sys/bus/usb/drivers/usbtmc/*/usb488_interface_capabilities
What:		/sys/bus/usb/drivers/usbtmc/*/usb488_device_capabilities
Date:		August 2008
Contact:	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Description:
		These files show the various USB TMC capabilities as described
		by the device itself.  The full description of the bitfields
		can be found in the USB TMC documents from the USB-IF entitled
		"Universal Serial Bus Test and Measurement Class, Subclass
		USB488 Specification (USBTMC-USB488) Revision 1.0" section
		4.2.2.

		The files are read only.


What:		/sys/bus/usb/drivers/usbtmc/*/TermChar
Date:		August 2008
Contact:	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Description:
		This file is the TermChar value to be sent to the USB TMC
		device as described by the document, "Universal Serial Bus Test
		and Measurement Class Specification
		(USBTMC) Revision 1.0" as published by the USB-IF.

		Note that the TermCharEnabled file determines if this value is
		sent to the device or not.


What:		/sys/bus/usb/drivers/usbtmc/*/TermCharEnabled
Date:		August 2008
Contact:	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Description:
		This file determines if the TermChar is to be sent to the
		device on every transaction or not.  For more details about
		this, please see the document, "Universal Serial Bus Test and
		Measurement Class Specification (USBTMC) Revision 1.0" as
		published by the USB-IF.


What:		/sys/bus/usb/drivers/usbtmc/*/auto_abort
Date:		August 2008
Contact:	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Description:
		This file determines if the transaction of the USB TMC
		device is to be automatically aborted if there is any error.
		For more details about this, please see the document,
		"Universal Serial Bus Test and Measurement Class Specification
		(USBTMC) Revision 1.0" as published by the USB-IF.