cdc document
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@ -53,91 +53,98 @@
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extern "C" {
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#endif
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/** \defgroup ClassDriver_CDC_Common Common Definitions
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* @{ */
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//--------------------------------------------------------------------+
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// CDC COMMUNICATION INTERFACE CLASS
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//--------------------------------------------------------------------+
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enum {
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CDC_COMM_SUBCLASS_DIRECT_LINE_CONTROL_MODEL = 0x01 ,
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CDC_COMM_SUBCLASS_ABSTRACT_CONTROL_MODEL ,
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CDC_COMM_SUBCLASS_TELEPHONE_CONTROL_MODEL ,
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CDC_COMM_SUBCLASS_MULTICHANNEL_CONTROL_MODEL ,
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CDC_COMM_SUBCLASS_CAPI_CONTROL_MODEL ,
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CDC_COMM_SUBCLASS_ETHERNET_NETWORKING_CONTROL_MODEL ,
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CDC_COMM_SUBCLASS_ATM_NETWORKING_CONTROL_MODEL ,
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CDC_COMM_SUBCLASS_WIRELESS_HANDSET_CONTROL_MODEL ,
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CDC_COMM_SUBCLASS_DEVICE_MANAGEMENT ,
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CDC_COMM_SUBCLASS_MOBILE_DIRECT_LINE_MODEL ,
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CDC_COMM_SUBCLASS_OBEX ,
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CDC_COMM_SUBCLASS_ETHERNET_EMULATION_MODEL
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};
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/// Communication Interface Subclass Codes
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typedef enum {
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CDC_COMM_SUBCLASS_DIRECT_LINE_CONTROL_MODEL = 0x01 , ///< Direct Line Control Model [USBPSTN1.2]
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CDC_COMM_SUBCLASS_ABSTRACT_CONTROL_MODEL , ///< Abstract Control Model [USBPSTN1.2]
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CDC_COMM_SUBCLASS_TELEPHONE_CONTROL_MODEL , ///< Telephone Control Model [USBPSTN1.2]
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CDC_COMM_SUBCLASS_MULTICHANNEL_CONTROL_MODEL , ///< Multi-Channel Control Model [USBISDN1.2]
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CDC_COMM_SUBCLASS_CAPI_CONTROL_MODEL , ///< CAPI Control Model [USBISDN1.2]
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CDC_COMM_SUBCLASS_ETHERNET_NETWORKING_CONTROL_MODEL , ///< Ethernet Networking Control Model [USBECM1.2]
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CDC_COMM_SUBCLASS_ATM_NETWORKING_CONTROL_MODEL , ///< ATM Networking Control Model [USBATM1.2]
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CDC_COMM_SUBCLASS_WIRELESS_HANDSET_CONTROL_MODEL , ///< Wireless Handset Control Model [USBWMC1.1]
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CDC_COMM_SUBCLASS_DEVICE_MANAGEMENT , ///< Device Management [USBWMC1.1]
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CDC_COMM_SUBCLASS_MOBILE_DIRECT_LINE_MODEL , ///< Mobile Direct Line Model [USBWMC1.1]
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CDC_COMM_SUBCLASS_OBEX , ///< OBEX [USBWMC1.1]
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CDC_COMM_SUBCLASS_ETHERNET_EMULATION_MODEL ///< Ethernet Emulation Model [USBEEM1.0]
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} cdc_comm_sublcass_type_t;
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enum {
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CDC_COMM_PROTOCOL_ATCOMMAND = 0x01 , // ITU-T V2.50
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CDC_COMM_PROTOCOL_ATCOMMAND_PCCA_101 ,
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CDC_COMM_PROTOCOL_ATCOMMAND_PCCA_101_AND_ANNEXO ,
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CDC_COMM_PROTOCOL_ATCOMMAND_GSM_707 ,
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CDC_COMM_PROTOCOL_ATCOMMAND_3GPP_27007 ,
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CDC_COMM_PROTOCOL_ATCOMMAND_CDMA , // defined by TIA
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CDC_COMM_PROTOCOL_ETHERNET_EMULATION_MODEL
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};
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/// Communication Interface Protocol Codes
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typedef enum {
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CDC_COMM_PROTOCOL_ATCOMMAND = 0x01 , ///< AT Commands: V.250 etc
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CDC_COMM_PROTOCOL_ATCOMMAND_PCCA_101 , ///< AT Commands defined by PCCA-101
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CDC_COMM_PROTOCOL_ATCOMMAND_PCCA_101_AND_ANNEXO , ///< AT Commands defined by PCCA-101 & Annex O
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CDC_COMM_PROTOCOL_ATCOMMAND_GSM_707 , ///< AT Commands defined by GSM 07.07
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CDC_COMM_PROTOCOL_ATCOMMAND_3GPP_27007 , ///< AT Commands defined by 3GPP 27.007
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CDC_COMM_PROTOCOL_ATCOMMAND_CDMA , ///< AT Commands defined by TIA for CDMA
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CDC_COMM_PROTOCOL_ETHERNET_EMULATION_MODEL ///< Ethernet Emulation Model
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} cdc_comm_protocol_type_t;
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//------------- SubType Descriptor in COMM Functional Descriptor -------------//
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enum {
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CDC_FUNC_DESC_HEADER = 0x00 ,
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CDC_FUNC_DESC_CALL_MANAGEMENT = 0x01 ,
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CDC_FUNC_DESC_ABSTRACT_CONTROL_MANAGEMENT = 0x02 ,
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CDC_FUNC_DESC_DIRECT_LINE_MANAGEMENT = 0x03 ,
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CDC_FUNC_DESC_TELEPHONE_RINGER = 0x04 ,
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CDC_FUNC_DESC_TELEPHONE_CALL_AND_LINE_STATE_REPORTING_CAPACITY = 0x05 ,
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CDC_FUNC_DESC_UNION = 0x06 ,
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CDC_FUNC_DESC_COUNTRY_SELECTION = 0x07 ,
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CDC_FUNC_DESC_TELEPHONE_OPERATIONAL_MODES = 0x08 ,
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CDC_FUNC_DESC_USB_TERMINAL = 0x09 ,
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CDC_FUNC_DESC_NETWORK_CHANNEL_TERMINAL = 0x0A ,
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CDC_FUNC_DESC_PROTOCOL_UNIT = 0x0B ,
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CDC_FUNC_DESC_EXTENSION_UNIT = 0x0C ,
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CDC_FUNC_DESC_MULTICHANEL_MANAGEMENT = 0x0D ,
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CDC_FUNC_DESC_CAPI_CONTROL_MANAGEMENT = 0x0E ,
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CDC_FUNC_DESC_ETHERNET_NETWORKING = 0x0F ,
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CDC_FUNC_DESC_ATM_NETWORKING = 0x10 ,
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CDC_FUNC_DESC_WIRELESS_HANDSET_CONTROL_MODEL = 0x11 ,
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CDC_FUNC_DESC_MOBILE_DIRECT_LINE_MODEL = 0x12 ,
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CDC_FUNC_DESC_MOBILE_DIRECT_LINE_MODEL_DETAIL = 0x13 ,
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CDC_FUNC_DESC_DEVICE_MANAGEMENT_MODEL = 0x14 ,
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CDC_FUNC_DESC_OBEX = 0x15 ,
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CDC_FUNC_DESC_COMMAND_SET = 0x16 ,
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CDC_FUNC_DESC_COMMAND_SET_DETAIL = 0x17 ,
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CDC_FUNC_DESC_TELEPHONE_CONTROL_MODEL = 0x18 ,
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CDC_FUNC_DESC_OBEX_SERVICE_IDENTIFIER = 0x19
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};
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/// Communication Interface SubType Descriptor
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typedef enum {
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CDC_FUNC_DESC_HEADER = 0x00 , ///< Header Functional Descriptor, which marks the beginning of the concatenated set of functional descriptors for the interface.
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CDC_FUNC_DESC_CALL_MANAGEMENT = 0x01 , ///< Call Management Functional Descriptor.
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CDC_FUNC_DESC_ABSTRACT_CONTROL_MANAGEMENT = 0x02 , ///< Abstract Control Management Functional Descriptor.
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CDC_FUNC_DESC_DIRECT_LINE_MANAGEMENT = 0x03 , ///< Direct Line Management Functional Descriptor.
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CDC_FUNC_DESC_TELEPHONE_RINGER = 0x04 , ///< Telephone Ringer Functional Descriptor.
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CDC_FUNC_DESC_TELEPHONE_CALL_AND_LINE_STATE_REPORTING_CAPACITY = 0x05 , ///< Telephone Call and Line State Reporting Capabilities Functional Descriptor.
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CDC_FUNC_DESC_UNION = 0x06 , ///< Union Functional Descriptor
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CDC_FUNC_DESC_COUNTRY_SELECTION = 0x07 , ///< Country Selection Functional Descriptor
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CDC_FUNC_DESC_TELEPHONE_OPERATIONAL_MODES = 0x08 , ///< Telephone Operational ModesFunctional Descriptor
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CDC_FUNC_DESC_USB_TERMINAL = 0x09 , ///< USB Terminal Functional Descriptor
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CDC_FUNC_DESC_NETWORK_CHANNEL_TERMINAL = 0x0A , ///< Network Channel Terminal Descriptor
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CDC_FUNC_DESC_PROTOCOL_UNIT = 0x0B , ///< Protocol Unit Functional Descriptor
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CDC_FUNC_DESC_EXTENSION_UNIT = 0x0C , ///< Extension Unit Functional Descriptor
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CDC_FUNC_DESC_MULTICHANEL_MANAGEMENT = 0x0D , ///< Multi-Channel Management Functional Descriptor
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CDC_FUNC_DESC_CAPI_CONTROL_MANAGEMENT = 0x0E , ///< CAPI Control Management Functional Descriptor
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CDC_FUNC_DESC_ETHERNET_NETWORKING = 0x0F , ///< Ethernet Networking Functional Descriptor
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CDC_FUNC_DESC_ATM_NETWORKING = 0x10 , ///< ATM Networking Functional Descriptor
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CDC_FUNC_DESC_WIRELESS_HANDSET_CONTROL_MODEL = 0x11 , ///< Wireless Handset Control Model Functional Descriptor
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CDC_FUNC_DESC_MOBILE_DIRECT_LINE_MODEL = 0x12 , ///< Mobile Direct Line Model Functional Descriptor
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CDC_FUNC_DESC_MOBILE_DIRECT_LINE_MODEL_DETAIL = 0x13 , ///< MDLM Detail Functional Descriptor
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CDC_FUNC_DESC_DEVICE_MANAGEMENT_MODEL = 0x14 , ///< Device Management Model Functional Descriptor
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CDC_FUNC_DESC_OBEX = 0x15 , ///< OBEX Functional Descriptor
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CDC_FUNC_DESC_COMMAND_SET = 0x16 , ///< Command Set Functional Descriptor
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CDC_FUNC_DESC_COMMAND_SET_DETAIL = 0x17 , ///< Command Set Detail Functional Descriptor
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CDC_FUNC_DESC_TELEPHONE_CONTROL_MODEL = 0x18 , ///< Telephone Control Model Functional Descriptor
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CDC_FUNC_DESC_OBEX_SERVICE_IDENTIFIER = 0x19 ///< OBEX Service Identifier Functional Descriptor
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}cdc_func_desc_type_t;
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//--------------------------------------------------------------------+
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// CDC DATA INTERFACE CLASS
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//--------------------------------------------------------------------+
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// SUBCLASS code of Data Interface is not used and should/must be zero
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enum{
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CDC_DATA_PROTOCOL_ISDN_BRI = 0x30,
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CDC_DATA_PROTOCOL_HDLC = 0x31,
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CDC_DATA_PROTOCOL_TRANSPARENT = 0x32,
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CDC_DATA_PROTOCOL_Q921_MANAGEMENT = 0x50,
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CDC_DATA_PROTOCOL_Q921_DATA_LINK = 0x51,
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CDC_DATA_PROTOCOL_Q921_TEI_MULTIPLEXOR = 0x52,
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CDC_DATA_PROTOCOL_V42BIS_DATA_COMPRESSION = 0x90,
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CDC_DATA_PROTOCOL_EURO_ISDN = 0x91,
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CDC_DATA_PROTOCOL_V24_RATE_ADAPTION_TO_ISDN = 0x92,
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CDC_DATA_PROTOCOL_CAPI_COMMAND = 0x93,
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CDC_DATA_PROTOCOL_HOST_BASED_DRIVER = 0xFD,
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CDC_DATA_PROTOCOL_IN_PROTOCOL_UNIT_FUNCTIONAL_DESCRIPTOR = 0xFE
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};
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/// Data Interface Protocol Codes
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typedef enum{
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CDC_DATA_PROTOCOL_ISDN_BRI = 0x30, ///< Physical interface protocol for ISDN BRI
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CDC_DATA_PROTOCOL_HDLC = 0x31, ///< HDLC
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CDC_DATA_PROTOCOL_TRANSPARENT = 0x32, ///< Transparent
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CDC_DATA_PROTOCOL_Q921_MANAGEMENT = 0x50, ///< Management protocol for Q.921 data link protocol
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CDC_DATA_PROTOCOL_Q921_DATA_LINK = 0x51, ///< Data link protocol for Q.931
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CDC_DATA_PROTOCOL_Q921_TEI_MULTIPLEXOR = 0x52, ///< TEI-multiplexor for Q.921 data link protocol
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CDC_DATA_PROTOCOL_V42BIS_DATA_COMPRESSION = 0x90, ///< Data compression procedures
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CDC_DATA_PROTOCOL_EURO_ISDN = 0x91, ///< Euro-ISDN protocol control
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CDC_DATA_PROTOCOL_V24_RATE_ADAPTION_TO_ISDN = 0x92, ///< V.24 rate adaptation to ISDN
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CDC_DATA_PROTOCOL_CAPI_COMMAND = 0x93, ///< CAPI Commands
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CDC_DATA_PROTOCOL_HOST_BASED_DRIVER = 0xFD, ///< Host based driver. Note: This protocol code should only be used in messages between host and device to identify the host driver portion of a protocol stack.
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CDC_DATA_PROTOCOL_IN_PROTOCOL_UNIT_FUNCTIONAL_DESCRIPTOR = 0xFE ///< The protocol(s) are described using a ProtocolUnit Functional Descriptors on Communications Class Interface
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}cdc_data_protocol_type_t;
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//--------------------------------------------------------------------+
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// MANAGEMENT ELEMENT REQUEST (CONTROL ENDPOINT)
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//--------------------------------------------------------------------+
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/// Communication Interface Management Element Request Codes
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typedef enum {
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SEND_ENCAPSULATED_COMMAND = 0x00,
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GET_ENCAPSULATED_RESPONSE = 0x01,
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SEND_ENCAPSULATED_COMMAND = 0x00, ///< is used to issue a command in the format of the supported control protocol of the Communications Class interface
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GET_ENCAPSULATED_RESPONSE = 0x01, ///< is used to request a response in the format of the supported control protocol of the Communications Class interface.
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SET_COMM_FEATURE = 0x02,
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GET_COMM_FEATURE = 0x03,
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@ -184,9 +191,10 @@ typedef enum {
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//--------------------------------------------------------------------+
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// MANAGEMENT ELEMENENT NOTIFICATION (NOTIFICATION ENDPOINT)
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//--------------------------------------------------------------------+
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/// Communication Interface Management Element Notification Codes
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typedef enum {
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NETWORK_CONNECTION = 0x00,
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RESPONSE_AVAILABLE = 0x01,
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NETWORK_CONNECTION = 0x00, ///< This notification allows the device to notify the host about network connection status.
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RESPONSE_AVAILABLE = 0x01, ///< This notification allows the device to notify the hostthat a response is available. This response can be retrieved with a subsequent \ref GET_ENCAPSULATED_RESPONSE request.
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AUX_JACK_HOOK_STATE = 0x08,
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RING_DETECT = 0x09,
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@ -195,13 +203,14 @@ typedef enum {
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CALL_STATE_CHANGE = 0x28,
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LINE_STATE_CHANGE = 0x29,
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CONNECTION_SPEED_CHANGE = 0x2A,
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CONNECTION_SPEED_CHANGE = 0x2A, ///< This notification allows the device to inform the host-networking driver that a change in either the upstream or the downstream bit rate of the connection has occurred
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MDLM_SEMANTIC_MODEL_NOTIFICATION = 0x40,
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}cdc_notification_request_t;
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//--------------------------------------------------------------------+
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// FUNCTIONAL DESCRIPTOR
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// FUNCTIONAL DESCRIPTOR (COMMUNICATION INTERFACE)
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//--------------------------------------------------------------------+
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/// Header Functional Descriptor (Communication Interface)
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typedef ATTR_PACKED_STRUCT(struct) {
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uint8_t bLength ; ///< Size of this descriptor in bytes.
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uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
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@ -209,6 +218,7 @@ typedef ATTR_PACKED_STRUCT(struct) {
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uint16_t bcdCDC ; ///< CDC release number in Binary-Coded Decimal
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}cdc_desc_func_header_t;
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/// Union Functional Descriptor (Communication Interface)
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typedef ATTR_PACKED_STRUCT(struct) {
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uint8_t bLength ; ///< Size of this descriptor in bytes.
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uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
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@ -226,6 +236,7 @@ typedef ATTR_PACKED_STRUCT(struct) {
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uint8_t bSubordinateInterface[no_slave] ;\
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}
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/// Country Selection Functional Descriptor (Communication Interface)
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typedef ATTR_PACKED_STRUCT(struct) {
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uint8_t bLength ; ///< Size of this descriptor in bytes.
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uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
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@ -246,6 +257,9 @@ typedef ATTR_PACKED_STRUCT(struct) {
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//--------------------------------------------------------------------+
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// PUBLIC SWITCHED TELEPHONE NETWORK (PSTN) SUBCLASS
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//--------------------------------------------------------------------+
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/// \brief Call Management Functional Descriptor
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/// \details This functional descriptor describes the processing of calls for the Communications Class interface.
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typedef ATTR_PACKED_STRUCT(struct) {
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uint8_t bLength ; ///< Size of this descriptor in bytes.
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uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
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uint8_t bDataInterface;
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}cdc_desc_func_call_management_t;
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typedef ATTR_PACKED_STRUCT(struct) {
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uint8_t support_comm_request : 1; ///< Device supports the request combination of Set_Comm_Feature, Clear_Comm_Feature, and Get_Comm_Feature.
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uint8_t support_line_request : 1; ///< Device supports the request combination of Set_Line_Coding, Set_Control_Line_State, Get_Line_Coding, and the notification Serial_State.
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@ -270,6 +285,8 @@ typedef ATTR_PACKED_STRUCT(struct) {
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STATIC_ASSERT(sizeof(cdc_acm_capability_t) == 1, "mostly problem with compiler");
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/// \brief Abstract Control Management Functional Descriptor
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/// \details This functional descriptor describes the commands supported by by the Communications Class interface with SubClass code of \ref CDC_COMM_SUBCLASS_ABSTRACT_CONTROL_MODEL
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typedef ATTR_PACKED_STRUCT(struct) {
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uint8_t bLength ; ///< Size of this descriptor in bytes.
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uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
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cdc_acm_capability_t bmCapabilities ;
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}cdc_desc_func_abstract_control_management_t;
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/// \brief Direct Line Management Functional Descriptor
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/// \details This functional descriptor describes the commands supported by the Communications Class interface with SubClass code of \ref CDC_FUNC_DESC_DIRECT_LINE_MANAGEMENT
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typedef ATTR_PACKED_STRUCT(struct) {
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uint8_t bLength ; ///< Size of this descriptor in bytes.
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uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
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} bmCapabilities;
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}cdc_desc_func_direct_line_management_t;
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/// \brief Telephone Ringer Functional Descriptor
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/// \details The Telephone Ringer functional descriptor describes the ringer capabilities supported by the Communications Class interface,
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/// with the SubClass code of \ref CDC_COMM_SUBCLASS_TELEPHONE_CONTROL_MODEL
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typedef ATTR_PACKED_STRUCT(struct) {
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uint8_t bLength ; ///< Size of this descriptor in bytes.
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uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
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uint8_t bNumRingerPatterns ;
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}cdc_desc_func_telephone_ringer_t;
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/// \brief Telephone Operational Modes Functional Descriptor
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/// \details The Telephone Operational Modes functional descriptor describes the operational modes supported by
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/// the Communications Class interface, with the SubClass code of \ref CDC_COMM_SUBCLASS_TELEPHONE_CONTROL_MODEL
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typedef ATTR_PACKED_STRUCT(struct) {
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uint8_t bLength ; ///< Size of this descriptor in bytes.
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uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
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} bmCapabilities;
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}cdc_desc_func_telephone_operational_modes_t;
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/// \brief Telephone Call and Line State Reporting Capabilities Descriptor
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/// \details The Telephone Call and Line State Reporting Capabilities functional descriptor describes the abilities of a
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/// telephone device to report optional call and line states.
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typedef ATTR_PACKED_STRUCT(struct) {
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uint8_t bLength ; ///< Size of this descriptor in bytes.
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uint8_t bDescriptorType ; ///< Descriptor Type, must be Class-Specific
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@ -330,9 +358,13 @@ static inline uint8_t cdc_functional_desc_typeof(uint8_t const * p_desc)
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return p_desc[2];
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}
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/** @} */
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#ifdef __cplusplus
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}
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#endif
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#endif
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/** @} */
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/** @} */
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