/* ChibiOS - Copyright (C) 2006..2015 Giovanni Di Sirio Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ #include "ch.h" #include "hal.h" static virtual_timer_t vt1, vt2; static void restart(void *p) { (void)p; chSysLockFromISR(); uartStartSendI(&UARTD2, 14, "Hello World!\r\n"); chSysUnlockFromISR(); } static void ledoff(void *p) { (void)p; palSetPad(GPIOC, GPIOC_LED1); } /* * This callback is invoked when a transmission buffer has been completely * read by the driver. */ static void txend1(UARTDriver *uartp) { (void)uartp; palSetPad(GPIOC, GPIOC_LED1); } /* * This callback is invoked when a transmission has physically completed. */ static void txend2(UARTDriver *uartp) { (void)uartp; palSetPad(GPIOC, GPIOC_LED1); chSysLockFromISR(); chVTResetI(&vt1); chVTDoSetI(&vt1, MS2ST(5000), restart, NULL); chSysUnlockFromISR(); } /* * This callback is invoked on a receive error, the errors mask is passed * as parameter. */ static void rxerr(UARTDriver *uartp, uartflags_t e) { (void)uartp; (void)e; } /* * This callback is invoked when a character is received but the application * was not ready to receive it, the character is passed as parameter. */ static void rxchar(UARTDriver *uartp, uint16_t c) { (void)uartp; (void)c; /* Flashing the LED each time a character is received.*/ palClearPad(GPIOC, GPIOC_LED1); chSysLockFromISR(); chVTResetI(&vt2); chVTDoSetI(&vt2, MS2ST(200), ledoff, NULL); chSysUnlockFromISR(); } /* * This callback is invoked when a receive buffer has been completely written. */ static void rxend(UARTDriver *uartp) { (void)uartp; } /* * UART driver configuration structure. */ static UARTConfig uart_cfg_1 = { txend1, txend2, rxend, rxchar, rxerr, 38400, 0, USART_CR2_LINEN, 0 }; /* * Application entry point. */ int main(void) { /* * System initializations. * - HAL initialization, this also initializes the configured device drivers * and performs the board-specific initializations. * - Kernel initialization, the main() function becomes a thread and the * RTOS is active. */ halInit(); chSysInit(); /* * Activates the serial driver 1, PA9 and PA10 are routed to USART2. */ uartStart(&UARTD2, &uart_cfg_1); /* * Starts the transmission, it will be handled entirely in background. */ uartStartSend(&UARTD2, 13, "Starting...\r\n"); /* * Normal main() thread activity, in this demo it does nothing. */ while (true) { chThdSleepMilliseconds(500); } } firmware/tree/lib/lufa/Demos?id=90a45aac6e8fdbf8d781d711bb6a27574130ff38'>Demos/Host/ClassDriver/VirtualSerialHost/VirtualSerialHost.h
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/*
             LUFA Library
     Copyright (C) Dean Camera, 2017.

  dean [at] fourwalledcubicle [dot] com
           www.lufa-lib.org
*/

/*
  Copyright 2017  Dean Camera (dean [at] fourwalledcubicle [dot] com)

  Permission to use, copy, modify, distribute, and sell this
  software and its documentation for any purpose is hereby granted
  without fee, provided that the above copyright notice appear in
  all copies and that both that the copyright notice and this
  permission notice and warranty disclaimer appear in supporting
  documentation, and that the name of the author not be used in
  advertising or publicity pertaining to distribution of the
  software without specific, written prior permission.

  The author disclaims all warranties with regard to this
  software, including all implied warranties of merchantability
  and fitness.  In no event shall the author be liable for any
  special, indirect or consequential damages or any damages
  whatsoever resulting from loss of use, data or profits, whether
  in an action of contract, negligence or other tortious action,
  arising out of or in connection with the use or performance of
  this software.
*/

/** \file
 *
 *  Header file for VirtualSerialHost.c.
 */

#ifndef _VIRTUALSERIAL_HOST_H_
#define _VIRTUALSERIAL_HOST_H_

	/* Includes: */
		#include <avr/io.h>
		#include <avr/wdt.h>
		#include <avr/pgmspace.h>
		#include <avr/power.h>
		#include <avr/interrupt.h>
		#include <stdio.h>

		#include <LUFA/Drivers/Misc/TerminalCodes.h>
		#include <LUFA/Drivers/Peripheral/Serial.h>
		#include <LUFA/Drivers/Board/LEDs.h>
		#include <LUFA/Drivers/USB/USB.h>
		#include <LUFA/Platform/Platform.h>

	/* Macros: */
		/** LED mask for the library LED driver, to indicate that the USB interface is not ready. */
		#define LEDMASK_USB_NOTREADY      LEDS_LED1

		/** LED mask for the library LED driver, to indicate that the USB interface is enumerating. */
		#define LEDMASK_USB_ENUMERATING  (LEDS_LED2 | LEDS_LED3)

		/** LED mask for the library LED driver, to indicate that the USB interface is ready. */
		#define LEDMASK_USB_READY        (LEDS_LED2 | LEDS_LED4)

		/** LED mask for the library LED driver, to indicate that an error has occurred in the USB interface. */
		#define LEDMASK_USB_ERROR        (LEDS_LED1 | LEDS_LED3)

	/* Function Prototypes: */
		void SetupHardware(void);
		void CDCHost_Task(void);

		void EVENT_USB_Host_HostError(const uint8_t ErrorCode);
		void EVENT_USB_Host_DeviceAttached(void);
		void EVENT_USB_Host_DeviceUnattached(void);
		void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode,
		                                            const uint8_t SubErrorCode);
		void EVENT_USB_Host_DeviceEnumerationComplete(void);

#endif
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