usb_cdc.h File Reference

USB Communications Device Class (CDC) public header. More...

Go to the source code of this file.

Data Structures
struct	cdc_header_descriptor
	Header Functional Descriptor. More...
struct	cdc_union_descriptor
	Union Interface Functional Descriptor. More...
struct	cdc_cm_descriptor
	Call Management Functional Descriptor. More...
struct	cdc_acm_descriptor
	Abstract Control Management Functional Descriptor. More...
struct	cdc_acm_line_coding
	Data structure for GET_LINE_CODING / SET_LINE_CODING class requests. More...
struct	cdc_acm_notification
	Data structure for the notification about SerialState. More...
struct	cdc_ecm_descriptor
	Ethernet Networking Functional Descriptor. More...

Macros
#define	CDC_SRN_1_20   0x0120
	CDC Specification release number in BCD format.
#define	ACM_SUBCLASS   0x02
	Communications Class Subclass Codes.
#define	ECM_SUBCLASS   0x06
#define	EEM_SUBCLASS   0x0c
#define	AT_CMD_V250_PROTOCOL   0x01
	Communications Class Protocol Codes.
#define	EEM_PROTOCOL   0x07
#define	ACM_VENDOR_PROTOCOL   0xFF
#define	DATA_INTERFACE_CLASS   0x0A
	Data Class Interface Codes.
#define	HEADER_FUNC_DESC   0x00
	bDescriptor SubType for Communications Class Functional Descriptors
#define	CALL_MANAGEMENT_FUNC_DESC   0x01
#define	ACM_FUNC_DESC   0x02
#define	UNION_FUNC_DESC   0x06
#define	ETHERNET_FUNC_DESC   0x0F
#define	CDC_SEND_ENC_CMD   0x00
	PSTN Subclass Specific Requests for ACM devices.
#define	CDC_GET_ENC_RSP   0x01
#define	SET_LINE_CODING   0x20
#define	GET_LINE_CODING   0x21
#define	SET_CONTROL_LINE_STATE   0x22
#define	USB_CDC_NETWORK_CONNECTION   0x00
	PSTN Subclass Class-Specific Notification Codes.
#define	USB_CDC_RESPONSE_AVAILABLE   0x01
#define	USB_CDC_AUX_JACK_HOOK_STATE   0x08
#define	USB_CDC_RING_DETECT   0x09
#define	USB_CDC_SERIAL_STATE   0x20
#define	USB_CDC_CALL_STATE_CHANGE   0x28
#define	USB_CDC_LINE_STATE_CHANGE   0x23
#define	USB_CDC_SERIAL_STATE_OVERRUN   BIT(6)
	PSTN UART State Bitmap Values.
#define	USB_CDC_SERIAL_STATE_PARITY   BIT(5)
#define	USB_CDC_SERIAL_STATE_FRAMING   BIT(4)
#define	USB_CDC_SERIAL_STATE_RINGSIGNAL   BIT(3)
#define	USB_CDC_SERIAL_STATE_BREAK   BIT(2)
#define	USB_CDC_SERIAL_STATE_TXCARRIER   BIT(1)
#define	USB_CDC_SERIAL_STATE_RXCARRIER   BIT(0)
#define	SET_CONTROL_LINE_STATE_RTS   0x02
	Control Signal Bitmap Values for SetControlLineState.
#define	SET_CONTROL_LINE_STATE_DTR   0x01
#define	USB_CDC_LINE_CTRL_BAUD_RATE   UART_LINE_CTRL_BAUD_RATE
	Enhance enum uart_line_ctrl with CDC specific values.
#define	USB_CDC_LINE_CTRL_DCD   UART_LINE_CTRL_DCD
#define	USB_CDC_LINE_CTRL_DSR   UART_LINE_CTRL_DSR
#define	USB_CDC_LINE_CTRL_BREAK   BIT(5)
#define	USB_CDC_LINE_CTRL_RING_SIGNAL   BIT(6)
#define	USB_CDC_LINE_CTRL_FRAMING   BIT(7)
#define	USB_CDC_LINE_CTRL_PARITY   BIT(8)
#define	USB_CDC_LINE_CTRL_OVER_RUN   BIT(9)
#define	SERIAL_STATE_OVER_RUN   0x40
	UART State Bitmap Values.
#define	SERIAL_STATE_PARITY   0x20
#define	SERIAL_STATE_FRAMING   0x10
#define	SERIAL_STATE_RING_SIGNAL   0x08
#define	SERIAL_STATE_BREAK   0x04
#define	SERIAL_STATE_TX_CARRIER   0x02
#define	SERIAL_STATE_RX_CARRIER   0x01
#define	USB_CDC_LINE_CODING_STOP_BITS_1   0
	PSTN Subclass Line Coding Values.
#define	USB_CDC_LINE_CODING_STOP_BITS_1_5   1
#define	USB_CDC_LINE_CODING_STOP_BITS_2   2
#define	USB_CDC_LINE_CODING_PARITY_NO   0
#define	USB_CDC_LINE_CODING_PARITY_ODD   1
#define	USB_CDC_LINE_CODING_PARITY_EVEN   2
#define	USB_CDC_LINE_CODING_PARITY_MARK   3
#define	USB_CDC_LINE_CODING_PARITY_SPACE   4
#define	USB_CDC_LINE_CODING_DATA_BITS_5   5
#define	USB_CDC_LINE_CODING_DATA_BITS_6   6
#define	USB_CDC_LINE_CODING_DATA_BITS_7   7
#define	USB_CDC_LINE_CODING_DATA_BITS_8   8
#define	SET_ETHERNET_MULTICAST_FILTERS   0x40
	Class-Specific Request Codes for Ethernet subclass.
#define	SET_ETHERNET_PM_FILTER   0x41
#define	GET_ETHERNET_PM_FILTER   0x42
#define	SET_ETHERNET_PACKET_FILTER   0x43
#define	GET_ETHERNET_STATISTIC   0x44
#define	PACKET_TYPE_MULTICAST   0x10
	Ethernet Packet Filter Bitmap.
#define	PACKET_TYPE_BROADCAST   0x08
#define	PACKET_TYPE_DIRECTED   0x04
#define	PACKET_TYPE_ALL_MULTICAST   0x02
#define	PACKET_TYPE_PROMISCUOUS   0x01

Detailed Description

USB Communications Device Class (CDC) public header.

Header follows the Class Definitions for Communications Devices Specification (CDC120-20101103-track.pdf), PSTN Devices Specification (PSTN120.pdf) and Ethernet Control Model Devices Specification (ECM120.pdf). Header is limited to ACM and ECM Subclasses.

Macro Definition Documentation

ACM_FUNC_DESC

#define ACM_FUNC_DESC   0x02

ACM_SUBCLASS

#define ACM_SUBCLASS   0x02

Communications Class Subclass Codes.

ACM_VENDOR_PROTOCOL

#define ACM_VENDOR_PROTOCOL   0xFF

AT_CMD_V250_PROTOCOL

#define AT_CMD_V250_PROTOCOL   0x01

Communications Class Protocol Codes.

CALL_MANAGEMENT_FUNC_DESC

#define CALL_MANAGEMENT_FUNC_DESC   0x01

CDC_GET_ENC_RSP

#define CDC_GET_ENC_RSP   0x01

CDC_SEND_ENC_CMD

#define CDC_SEND_ENC_CMD   0x00

PSTN Subclass Specific Requests for ACM devices.

Note

PSTN120.pdf, 6.3, Table 13

CDC_SRN_1_20

#define CDC_SRN_1_20   0x0120

CDC Specification release number in BCD format.

DATA_INTERFACE_CLASS

#define DATA_INTERFACE_CLASS   0x0A

Data Class Interface Codes.

Note

CDC120-20101103-track.pdf, 4.5, Table 6

ECM_SUBCLASS

#define ECM_SUBCLASS   0x06

EEM_PROTOCOL

#define EEM_PROTOCOL   0x07

EEM_SUBCLASS

#define EEM_SUBCLASS   0x0c

ETHERNET_FUNC_DESC

#define ETHERNET_FUNC_DESC   0x0F

GET_ETHERNET_PM_FILTER

#define GET_ETHERNET_PM_FILTER   0x42

GET_ETHERNET_STATISTIC

#define GET_ETHERNET_STATISTIC   0x44

GET_LINE_CODING

#define GET_LINE_CODING   0x21

HEADER_FUNC_DESC

#define HEADER_FUNC_DESC   0x00

bDescriptor SubType for Communications Class Functional Descriptors

Note

CDC120-20101103-track.pdf, 5.2.3, Table 13

PACKET_TYPE_ALL_MULTICAST

#define PACKET_TYPE_ALL_MULTICAST   0x02

PACKET_TYPE_BROADCAST

#define PACKET_TYPE_BROADCAST   0x08

PACKET_TYPE_DIRECTED

#define PACKET_TYPE_DIRECTED   0x04

PACKET_TYPE_MULTICAST

#define PACKET_TYPE_MULTICAST   0x10

Ethernet Packet Filter Bitmap.

PACKET_TYPE_PROMISCUOUS

#define PACKET_TYPE_PROMISCUOUS   0x01

SERIAL_STATE_BREAK

#define SERIAL_STATE_BREAK   0x04

SERIAL_STATE_FRAMING

#define SERIAL_STATE_FRAMING   0x10

SERIAL_STATE_OVER_RUN

#define SERIAL_STATE_OVER_RUN   0x40

UART State Bitmap Values.

SERIAL_STATE_PARITY

#define SERIAL_STATE_PARITY   0x20

SERIAL_STATE_RING_SIGNAL

#define SERIAL_STATE_RING_SIGNAL   0x08

SERIAL_STATE_RX_CARRIER

#define SERIAL_STATE_RX_CARRIER   0x01

SERIAL_STATE_TX_CARRIER

#define SERIAL_STATE_TX_CARRIER   0x02

SET_CONTROL_LINE_STATE

#define SET_CONTROL_LINE_STATE   0x22

SET_CONTROL_LINE_STATE_DTR

#define SET_CONTROL_LINE_STATE_DTR   0x01

SET_CONTROL_LINE_STATE_RTS

#define SET_CONTROL_LINE_STATE_RTS   0x02

Control Signal Bitmap Values for SetControlLineState.

SET_ETHERNET_MULTICAST_FILTERS

#define SET_ETHERNET_MULTICAST_FILTERS   0x40

Class-Specific Request Codes for Ethernet subclass.

Note

ECM120.pdf, 6.2, Table 6

SET_ETHERNET_PACKET_FILTER

#define SET_ETHERNET_PACKET_FILTER   0x43

SET_ETHERNET_PM_FILTER

#define SET_ETHERNET_PM_FILTER   0x41

SET_LINE_CODING

#define SET_LINE_CODING   0x20

UNION_FUNC_DESC

#define UNION_FUNC_DESC   0x06

USB_CDC_AUX_JACK_HOOK_STATE

#define USB_CDC_AUX_JACK_HOOK_STATE   0x08

USB_CDC_CALL_STATE_CHANGE

#define USB_CDC_CALL_STATE_CHANGE   0x28

USB_CDC_LINE_CODING_DATA_BITS_5

#define USB_CDC_LINE_CODING_DATA_BITS_5   5

USB_CDC_LINE_CODING_DATA_BITS_6

#define USB_CDC_LINE_CODING_DATA_BITS_6   6

USB_CDC_LINE_CODING_DATA_BITS_7

#define USB_CDC_LINE_CODING_DATA_BITS_7   7

USB_CDC_LINE_CODING_DATA_BITS_8

#define USB_CDC_LINE_CODING_DATA_BITS_8   8

USB_CDC_LINE_CODING_PARITY_EVEN

#define USB_CDC_LINE_CODING_PARITY_EVEN   2

USB_CDC_LINE_CODING_PARITY_MARK

#define USB_CDC_LINE_CODING_PARITY_MARK   3

USB_CDC_LINE_CODING_PARITY_NO

#define USB_CDC_LINE_CODING_PARITY_NO   0

USB_CDC_LINE_CODING_PARITY_ODD

#define USB_CDC_LINE_CODING_PARITY_ODD   1

USB_CDC_LINE_CODING_PARITY_SPACE

#define USB_CDC_LINE_CODING_PARITY_SPACE   4

USB_CDC_LINE_CODING_STOP_BITS_1

#define USB_CDC_LINE_CODING_STOP_BITS_1   0

PSTN Subclass Line Coding Values.

Note

PSTN120.pdf, 6.3.11, Table 17

USB_CDC_LINE_CODING_STOP_BITS_1_5

#define USB_CDC_LINE_CODING_STOP_BITS_1_5   1

USB_CDC_LINE_CODING_STOP_BITS_2

#define USB_CDC_LINE_CODING_STOP_BITS_2   2

USB_CDC_LINE_CTRL_BAUD_RATE

#define USB_CDC_LINE_CTRL_BAUD_RATE   UART_LINE_CTRL_BAUD_RATE

Enhance enum uart_line_ctrl with CDC specific values.

USB_CDC_LINE_CTRL_BREAK

#define USB_CDC_LINE_CTRL_BREAK   BIT(5)

USB_CDC_LINE_CTRL_DCD

#define USB_CDC_LINE_CTRL_DCD   UART_LINE_CTRL_DCD

USB_CDC_LINE_CTRL_DSR

#define USB_CDC_LINE_CTRL_DSR   UART_LINE_CTRL_DSR

USB_CDC_LINE_CTRL_FRAMING

#define USB_CDC_LINE_CTRL_FRAMING   BIT(7)

USB_CDC_LINE_CTRL_OVER_RUN

#define USB_CDC_LINE_CTRL_OVER_RUN   BIT(9)

USB_CDC_LINE_CTRL_PARITY

#define USB_CDC_LINE_CTRL_PARITY   BIT(8)

USB_CDC_LINE_CTRL_RING_SIGNAL

#define USB_CDC_LINE_CTRL_RING_SIGNAL   BIT(6)

USB_CDC_LINE_STATE_CHANGE

#define USB_CDC_LINE_STATE_CHANGE   0x23

USB_CDC_NETWORK_CONNECTION

#define USB_CDC_NETWORK_CONNECTION   0x00

PSTN Subclass Class-Specific Notification Codes.

Note

PSTN120.pdf, 6.5, Table 30

USB_CDC_RESPONSE_AVAILABLE

#define USB_CDC_RESPONSE_AVAILABLE   0x01

USB_CDC_RING_DETECT

#define USB_CDC_RING_DETECT   0x09

USB_CDC_SERIAL_STATE

#define USB_CDC_SERIAL_STATE   0x20

USB_CDC_SERIAL_STATE_BREAK

#define USB_CDC_SERIAL_STATE_BREAK   BIT(2)

USB_CDC_SERIAL_STATE_FRAMING

#define USB_CDC_SERIAL_STATE_FRAMING   BIT(4)

USB_CDC_SERIAL_STATE_OVERRUN

#define USB_CDC_SERIAL_STATE_OVERRUN   BIT(6)

PSTN UART State Bitmap Values.

Note

PSTN120.pdf, 6.5.4, Table 31

USB_CDC_SERIAL_STATE_PARITY

#define USB_CDC_SERIAL_STATE_PARITY   BIT(5)

USB_CDC_SERIAL_STATE_RINGSIGNAL

#define USB_CDC_SERIAL_STATE_RINGSIGNAL   BIT(3)

USB_CDC_SERIAL_STATE_RXCARRIER

#define USB_CDC_SERIAL_STATE_RXCARRIER   BIT(0)

USB_CDC_SERIAL_STATE_TXCARRIER

#define USB_CDC_SERIAL_STATE_TXCARRIER   BIT(1)