74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
/*
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* This file is part of the libopencm3 project.
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*
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* Copyright (C) 2014 Karl Palsson <karlp@tweak.net.au>
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*
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* This library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This library 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 Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* This is the header file for a usb_cdcacm implmentation, usb_cdcacm.c is the
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* platform independent portion, and usb_cdcacm-arch.c should be re-implemented
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* for other platforms.
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*/
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#ifndef USB_CDCACM_H
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#define USB_CDCACM_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <libopencm3/usb/usbd.h>
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#include <libopencm3/usb/cdc.h>
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enum cdcacm_pin {
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CDCACM_PIN_NONE,
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CDCACM_PIN_LED_TX,
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CDCACM_PIN_LED_RX,
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CDCACM_PIN_RS485DE,
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};
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usbd_device * usb_cdcacm_init(const usbd_driver *driver, const char *userserial);
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void usb_cdcacm_setup_pre_arch(void);
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void usb_cdcacm_setup_post_arch(usbd_device *dev);
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void usb_cdcacm_poll(usbd_device *usbd_dev);
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void cdcacm_line_state_changed_cb(uint8_t linemask);
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/**
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* Called by the cdcacm core to toggle pins as need be
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* @param port which serial port, 0 normally
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* @param pin logical pin
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* @param set set or clear
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*/
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void cdcacm_arch_pin(int port, enum cdcacm_pin pin, bool set);
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/**
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* enable the tx emmpty irq for the logical port
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* @param port
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* @param set
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*/
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void cdcacm_arch_txirq(int port, bool set);
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void cdcacm_arch_set_line_state(int port, uint8_t dtr, uint8_t rts);
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int glue_set_line_coding_cb(uint32_t baud, uint8_t databits,
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enum usb_cdc_line_coding_bParityType cdc_parity,
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enum usb_cdc_line_coding_bCharFormat cdc_stopbits);
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#ifdef __cplusplus
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}
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#endif
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#endif /* USB_CDCACM_H */
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