50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
// Standard definitions for USB CDC devices
|
|
#ifndef __GENERIC_USBSTD_CDC_H
|
|
#define __GENERIC_USBSTD_CDC_H
|
|
|
|
#define USB_CDC_SUBCLASS_ACM 0x02
|
|
|
|
#define USB_CDC_ACM_PROTO_AT_V25TER 1
|
|
|
|
struct usb_cdc_header_descriptor {
|
|
uint8_t bLength;
|
|
uint8_t bDescriptorType;
|
|
uint8_t bDescriptorSubType;
|
|
uint16_t bcdCDC;
|
|
} PACKED;
|
|
|
|
#define USB_CDC_HEADER_TYPE 0x00
|
|
#define USB_CDC_ACM_TYPE 0x02
|
|
#define USB_CDC_UNION_TYPE 0x06
|
|
|
|
#define USB_CDC_CS_INTERFACE 0x24
|
|
#define USB_CDC_CS_ENDPOINT 0x25
|
|
|
|
struct usb_cdc_acm_descriptor {
|
|
uint8_t bLength;
|
|
uint8_t bDescriptorType;
|
|
uint8_t bDescriptorSubType;
|
|
uint8_t bmCapabilities;
|
|
} PACKED;
|
|
|
|
struct usb_cdc_union_descriptor {
|
|
uint8_t bLength;
|
|
uint8_t bDescriptorType;
|
|
uint8_t bDescriptorSubType;
|
|
uint8_t bMasterInterface0;
|
|
uint8_t bSlaveInterface0;
|
|
} PACKED;
|
|
|
|
#define USB_CDC_REQ_SET_LINE_CODING 0x20
|
|
#define USB_CDC_REQ_GET_LINE_CODING 0x21
|
|
#define USB_CDC_REQ_SET_CONTROL_LINE_STATE 0x22
|
|
|
|
struct usb_cdc_line_coding {
|
|
uint32_t dwDTERate;
|
|
uint8_t bCharFormat;
|
|
uint8_t bParityType;
|
|
uint8_t bDataBits;
|
|
} PACKED;
|
|
|
|
#endif // usbstd_cdc.h
|