Telephone Ringer Functional Descriptor. More...

#include <usb_cdcp.h>

Data Fields
uint8_t	bFunctionLength
	Size of this functional descriptor, in bytes.

uint8_t	bDescriptorType
	CS_INTERFACE descriptor type.

uint8_t	bDescriptorSubType
	Direct Line Management Functional Descriptor.

uint8_t	bRingerVolSteps
	Number of discrete steps in volume supported by the ringer.

uint8_t	bNumRingerPatterns
	Number of ringer patterns supported.

Detailed Description

Telephone Ringer Functional Descriptor.

The Telephone Ringer functional descriptor describes the ringer capabilities supported by the Communication Class interface, as defined in Section 3.6.3.1, with the SubClass code of Telephone Control. It can only occur within the class-specific portion of an Interface descriptor.

Definition at line 160 of file usb_cdcp.h.

The documentation for this struct was generated from the following file:

usb_cdcp.h

Data Fields

Detailed Description