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/*
* BRLTTY - A background process providing access to the console screen (when in
* text mode) for a blind person using a refreshable braille display.
*
* Copyright (C) 1995-2024 by The BRLTTY Developers.
*
* BRLTTY comes with ABSOLUTELY NO WARRANTY.
*
* This is free software, placed under the terms of the
* GNU Lesser General Public License, as published by the Free Software
* Foundation; either version 2.1 of the License, or (at your option) any
* later version. Please see the file LICENSE-LGPL for details.
*
* Web Page: http://brltty.app/
*
* This software is maintained by Dave Mielke <dave@mielke.cc>.
*/
#ifndef BRLTTY_INCLUDED_USB_CDC_ACM
#define BRLTTY_INCLUDED_USB_CDC_ACM
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
typedef enum {
USB_CDC_ACM_CTL_SetCommFeature = 0X02,
USB_CDC_ACM_CTL_GetCommFeature = 0X03,
USB_CDC_ACM_CTL_ClearCommFeature = 0X04,
USB_CDC_ACM_CTL_SetLineCoding = 0X20,
USB_CDC_ACM_CTL_GetLineCoding = 0X21,
USB_CDC_ACM_CTL_SetControlLineState = 0X22,
USB_CDC_ACM_CTL_SendBreak = 0X23
} USB_CDC_ACM_ControlRequest;
typedef enum {
USB_CDC_ACM_LINE_DTR = 0X01,
USB_CDC_ACM_LINE_RTS = 0X02
} USB_CDC_ACM_ControlLine;
typedef enum {
USB_CDC_ACM_STOP_1,
USB_CDC_ACM_STOP_1_5,
USB_CDC_ACM_STOP_2
} USB_CDC_ACM_StopBits;
typedef enum {
USB_CDC_ACM_PARITY_NONE,
USB_CDC_ACM_PARITY_ODD,
USB_CDC_ACM_PARITY_EVEN,
USB_CDC_ACM_PARITY_MARK,
USB_CDC_ACM_PARITY_SPACE
} USB_CDC_ACM_Parity;
typedef struct {
uint32_t dwDTERate; /* transmission rate - bits per second */
uint8_t bCharFormat; /* number of stop bits */
uint8_t bParityType; /* type of parity */
uint8_t bDataBits; /* number of data bits - 5,6,7,8,16 */
} PACKED USB_CDC_ACM_LineCoding;
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* BRLTTY_INCLUDED_USB_CDC_ACM */
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