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55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
/*
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* ccdcacm.h
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*
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* Copyright 2014 Edward V. Emelianov <eddy@sao.ru, edward.emelianoff@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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#pragma once
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#ifndef __CCDCACM_H__
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#define __CCDCACM_H__
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#include <libopencm3/usb/usbd.h>
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// commands through EP0
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#define SEND_ENCAPSULATED_COMMAND 0x00
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#define GET_ENCAPSULATED_RESPONSE 0x01
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#define SET_COMM_FEATURE 0x02
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#define GET_COMM_FEATURE 0x03
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#define CLEAR_COMM_FEATURE 0x04
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#define SET_LINE_CODING 0x20
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#define GET_LINE_CODING 0x21
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#define SET_CONTROL_LINE_STATE 0x22
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#define SEND_BREAK 0x23
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// Size of input/output buffers
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#define USB_TX_DATA_SIZE 64
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#define USB_RX_DATA_SIZE 64
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// USB connection flag
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extern uint8_t USB_connected;
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extern struct usb_cdc_line_coding linecoding;
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extern char usbdatabuf[];
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extern int usbdatalen;
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usbd_device *USB_init();
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void usb_send(uint8_t byte);
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void usb_send_buffer();
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#endif // __CCDCACM_H__
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