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/*----------------------------------------------------------------------------
* U S B - K e r n e l
*----------------------------------------------------------------------------
* Name: CDC.h
* Purpose: USB Communication Device Class Definitions
* Version: V1.20
*----------------------------------------------------------------------------
* This software is supplied "AS IS" without any warranties, express,
* implied or statutory, including but not limited to the implied
* warranties of fitness for purpose, satisfactory quality and
* noninfringement. Keil extends you a royalty-free right to reproduce
* and distribute executable files created using this software for use
* on NXP Semiconductors LPC family microcontroller devices only. Nothing
* else gives you the right to use this software.
*
* Copyright (c) 2009 Keil - An ARM Company. All rights reserved.
*---------------------------------------------------------------------------*/
#ifndef __CDC_H
#define __CDC_H
extern "C" {
#include <lpc_types.h>
}
#if defined ( __GNUC__ )
#define __packed __attribute__((__packed__))
#endif
/*----------------------------------------------------------------------------
* Definitions based on usbcdc11.pdf (www.usb.org)
*---------------------------------------------------------------------------*/
// Communication device class specification version 1.10
#define CDC_V1_10 0x0110
// Communication interface class code
// (usbcdc11.pdf, 4.2, Table 15)
#define CDC_COMMUNICATION_INTERFACE_CLASS 0x02
// Communication interface class subclass codes
// (usbcdc11.pdf, 4.3, Table 16)
#define CDC_DIRECT_LINE_CONTROL_MODEL 0x01
#define CDC_ABSTRACT_CONTROL_MODEL 0x02
#define CDC_TELEPHONE_CONTROL_MODEL 0x03
#define CDC_MULTI_CHANNEL_CONTROL_MODEL 0x04
#define CDC_CAPI_CONTROL_MODEL 0x05
#define CDC_ETHERNET_NETWORKING_CONTROL_MODEL 0x06
#define CDC_ATM_NETWORKING_CONTROL_MODEL 0x07
// Communication interface class control protocol codes
// (usbcdc11.pdf, 4.4, Table 17)
#define CDC_PROTOCOL_COMMON_AT_COMMANDS 0x01
// Data interface class code
// (usbcdc11.pdf, 4.5, Table 18)
#define CDC_DATA_INTERFACE_CLASS 0x0A
// Data interface class protocol codes
// (usbcdc11.pdf, 4.7, Table 19)
#define CDC_PROTOCOL_ISDN_BRI 0x30
#define CDC_PROTOCOL_HDLC 0x31
#define CDC_PROTOCOL_TRANSPARENT 0x32
#define CDC_PROTOCOL_Q921_MANAGEMENT 0x50
#define CDC_PROTOCOL_Q921_DATA_LINK 0x51
#define CDC_PROTOCOL_Q921_MULTIPLEXOR 0x52
#define CDC_PROTOCOL_V42 0x90
#define CDC_PROTOCOL_EURO_ISDN 0x91
#define CDC_PROTOCOL_V24_RATE_ADAPTATION 0x92
#define CDC_PROTOCOL_CAPI 0x93
#define CDC_PROTOCOL_HOST_BASED_DRIVER 0xFD
#define CDC_PROTOCOL_DESCRIBED_IN_PUFD 0xFE
// Type values for bDescriptorType field of functional descriptors
// (usbcdc11.pdf, 5.2.3, Table 24)
#define CDC_CS_INTERFACE 0x24
#define CDC_CS_ENDPOINT 0x25
// Type values for bDescriptorSubtype field of functional descriptors
// (usbcdc11.pdf, 5.2.3, Table 25)
#define CDC_HEADER 0x00
#define CDC_CALL_MANAGEMENT 0x01
#define CDC_ABSTRACT_CONTROL_MANAGEMENT 0x02
#define CDC_DIRECT_LINE_MANAGEMENT 0x03
#define CDC_TELEPHONE_RINGER 0x04
#define CDC_REPORTING_CAPABILITIES 0x05
#define CDC_UNION 0x06
#define CDC_COUNTRY_SELECTION 0x07
#define CDC_TELEPHONE_OPERATIONAL_MODES 0x08
#define CDC_USB_TERMINAL 0x09
#define CDC_NETWORK_CHANNEL 0x0A
#define CDC_PROTOCOL_UNIT 0x0B
#define CDC_EXTENSION_UNIT 0x0C
#define CDC_MULTI_CHANNEL_MANAGEMENT 0x0D
#define CDC_CAPI_CONTROL_MANAGEMENT 0x0E
#define CDC_ETHERNET_NETWORKING 0x0F
#define CDC_ATM_NETWORKING 0x10
// CDC class-specific request codes
// (usbcdc11.pdf, 6.2, Table 46)
// see Table 45 for info about the specific requests.
#define CDC_SEND_ENCAPSULATED_COMMAND 0x00
#define CDC_GET_ENCAPSULATED_RESPONSE 0x01
#define CDC_SET_COMM_FEATURE 0x02
#define CDC_GET_COMM_FEATURE 0x03
#define CDC_CLEAR_COMM_FEATURE 0x04
#define CDC_SET_AUX_LINE_STATE 0x10
#define CDC_SET_HOOK_STATE 0x11
#define CDC_PULSE_SETUP 0x12
#define CDC_SEND_PULSE 0x13
#define CDC_SET_PULSE_TIME 0x14
#define CDC_RING_AUX_JACK 0x15
#define CDC_SET_LINE_CODING 0x20
#define CDC_GET_LINE_CODING 0x21
#define CDC_SET_CONTROL_LINE_STATE 0x22
#define CDC_SEND_BREAK 0x23
#define CDC_SET_RINGER_PARMS 0x30
#define CDC_GET_RINGER_PARMS 0x31
#define CDC_SET_OPERATION_PARMS 0x32
#define CDC_GET_OPERATION_PARMS 0x33
#define CDC_SET_LINE_PARMS 0x34
#define CDC_GET_LINE_PARMS 0x35
#define CDC_DIAL_DIGITS 0x36
#define CDC_SET_UNIT_PARAMETER 0x37
#define CDC_GET_UNIT_PARAMETER 0x38
#define CDC_CLEAR_UNIT_PARAMETER 0x39
#define CDC_GET_PROFILE 0x3A
#define CDC_SET_ETHERNET_MULTICAST_FILTERS 0x40
#define CDC_SET_ETHERNET_PMP_FILTER 0x41
#define CDC_GET_ETHERNET_PMP_FILTER 0x42
#define CDC_SET_ETHERNET_PACKET_FILTER 0x43
#define CDC_GET_ETHERNET_STATISTIC 0x44
#define CDC_SET_ATM_DATA_FORMAT 0x50
#define CDC_GET_ATM_DEVICE_STATISTICS 0x51
#define CDC_SET_ATM_DEFAULT_VC 0x52
#define CDC_GET_ATM_VC_STATISTICS 0x53
// Communication feature selector codes
// (usbcdc11.pdf, 6.2.2..6.2.4, Table 47)
#define CDC_ABSTRACT_STATE 0x01
#define CDC_COUNTRY_SETTING 0x02
// Feature Status returned for ABSTRACT_STATE Selector
// (usbcdc11.pdf, 6.2.3, Table 48)
#define CDC_IDLE_SETTING (1 << 0)
#define CDC_DATA_MULTPLEXED_STATE (1 << 1)
// Control signal bitmap values for the SetControlLineState request
// (usbcdc11.pdf, 6.2.14, Table 51)
#define CDC_DTE_PRESENT (1 << 0)
#define CDC_ACTIVATE_CARRIER (1 << 1)
// CDC class-specific notification codes
// (usbcdc11.pdf, 6.3, Table 68)
// see Table 67 for Info about class-specific notifications
#define CDC_NOTIFICATION_NETWORK_CONNECTION 0x00
#define CDC_RESPONSE_AVAILABLE 0x01
#define CDC_AUX_JACK_HOOK_STATE 0x08
#define CDC_RING_DETECT 0x09
#define CDC_NOTIFICATION_SERIAL_STATE 0x20
#define CDC_CALL_STATE_CHANGE 0x28
#define CDC_LINE_STATE_CHANGE 0x29
#define CDC_CONNECTION_SPEED_CHANGE 0x2A
// UART state bitmap values (Serial state notification).
// (usbcdc11.pdf, 6.3.5, Table 69)
#define CDC_SERIAL_STATE_OVERRUN (1 << 6) // receive data overrun error has occurred
#define CDC_SERIAL_STATE_PARITY (1 << 5) // parity error has occurred
#define CDC_SERIAL_STATE_FRAMING (1 << 4) // framing error has occurred
#define CDC_SERIAL_STATE_RING (1 << 3) // state of ring signal detection
#define CDC_SERIAL_STATE_BREAK (1 << 2) // state of break detection
#define CDC_SERIAL_STATE_TX_CARRIER (1 << 1) // state of transmission carrier
#define CDC_SERIAL_STATE_RX_CARRIER (1 << 0) // state of receiver carrier
// capabilities callmgmt
#define CDC_CALLMGMT_CAP_CALLMGMT 0x01
#define CDC_CALLMGMT_CAP_DATAINTF 0x02
// capabilities acm
#define CDC_ACM_CAP_COMM 0x01
#define CDC_ACM_CAP_LINE 0x02
#define CDC_ACM_CAP_BRK 0x04
#define CDC_ACM_CAP_NOTIFY 0x08
/*----------------------------------------------------------------------------
* Structures based on usbcdc11.pdf (www.usb.org)
*---------------------------------------------------------------------------*/
// Header functional descriptor
// (usbcdc11.pdf, 5.2.3.1)
// This header must precede any list of class-specific descriptors.
typedef struct __packed _CDC_HEADER_DESCRIPTOR{
uint8_t bFunctionLength; // size of this descriptor in bytes
uint8_t bDescriptorType; // CS_INTERFACE descriptor type
uint8_t bDescriptorSubtype; // Header functional descriptor subtype
uint16_t bcdCDC; // USB CDC specification release version
} CDC_HEADER_DESCRIPTOR;
//Call management functional descriptor
// (usbcdc11.pdf, 5.2.3.2)
// Describes the processing of calls for the communication class interface.
typedef struct __packed _CDC_CALL_MANAGEMENT_DESCRIPTOR{
uint8_t bFunctionLength; // size of this descriptor in bytes
uint8_t bDescriptorType; // CS_INTERFACE descriptor type
uint8_t bDescriptorSubtype; // call management functional descriptor subtype
uint8_t bmCapabilities; // capabilities that this configuration supports
uint8_t bDataInterface; // interface number of the data class interface used for call management (optional)
} CDC_CALL_MANAGEMENT_DESCRIPTOR;
// Abstract control management functional descriptor
// (usbcdc11.pdf, 5.2.3.3)
// Describes the command supported by the communication interface class with the Abstract Control Model subclass code.
typedef struct __packed _CDC_ABSTRACT_CONTROL_MANAGEMENT_DESCRIPTOR{
uint8_t bFunctionLength; // size of this descriptor in bytes
uint8_t bDescriptorType; // CS_INTERFACE descriptor type
uint8_t bDescriptorSubtype; // abstract control management functional descriptor subtype
uint8_t bmCapabilities; // capabilities supported by this configuration
} CDC_ABSTRACT_CONTROL_MANAGEMENT_DESCRIPTOR;
// Union functional descriptors
// (usbcdc11.pdf, 5.2.3.8)
// Describes the relationship between a group of interfaces that can be considered to form a functional unit.
typedef struct __packed _CDC_UNION_DESCRIPTOR{
uint8_t bFunctionLength; // size of this descriptor in bytes
uint8_t bDescriptorType; // CS_INTERFACE descriptor type
uint8_t bDescriptorSubtype; // union functional descriptor subtype
uint8_t bMasterInterface; // interface number designated as master
} CDC_UNION_DESCRIPTOR;
// Union functional descriptors with one slave interface
// (usbcdc11.pdf, 5.2.3.8)
typedef struct __packed _CDC_UNION_1SLAVE_DESCRIPTOR{
CDC_UNION_DESCRIPTOR sUnion; // Union functional descriptor
uint8_t bSlaveInterfaces[1]; // Slave interface 0
} CDC_UNION_1SLAVE_DESCRIPTOR;
// Line coding structure
// Format of the data returned when a GetLineCoding request is received
// (usbcdc11.pdf, 6.2.13)
typedef struct __packed _CDC_LINE_CODING{
uint32_t dwDTERate; // Data terminal rate in bits per second
uint8_t bCharFormat; // Number of stop bits
uint8_t bParityType; // Parity bit type
uint8_t bDataBits; // Number of data bits
} CDC_LINE_CODING;
// Notification header
// Data sent on the notification endpoint must follow this header.
// see USB_SETUP_PACKET in file usb.h
typedef USB_SETUP_PACKET CDC_NOTIFICATION_HEADER;
#endif /* __CDC_H */