mbed-os
Fork of mbed-os by
Diff: features/unsupported/USBDevice/USBSerial/USBCDC.h
- Revision:
- 0:f269e3021894
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/features/unsupported/USBDevice/USBSerial/USBCDC.h Sun Oct 23 15:10:02 2016 +0000 @@ -0,0 +1,123 @@ +/* Copyright (c) 2010-2011 mbed.org, MIT License +* +* Permission is hereby granted, free of charge, to any person obtaining a copy of this software +* and associated documentation files (the "Software"), to deal in the Software without +* restriction, including without limitation the rights to use, copy, modify, merge, publish, +* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the +* Software is furnished to do so, subject to the following conditions: +* +* The above copyright notice and this permission notice shall be included in all copies or +* substantial portions of the Software. +* +* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING +* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, +* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +#ifndef USBCDC_H +#define USBCDC_H + +/* These headers are included for child class. */ +#include "USBEndpoints.h" +#include "USBDescriptor.h" +#include "USBDevice_Types.h" + +#include "USBDevice.h" + +class USBCDC: public USBDevice { +public: + + /* + * Constructor + * + * @param vendor_id Your vendor_id + * @param product_id Your product_id + * @param product_release Your preoduct_release + * @param connect_blocking define if the connection must be blocked if USB not plugged in + */ + USBCDC(uint16_t vendor_id, uint16_t product_id, uint16_t product_release, bool connect_blocking); + +protected: + + /* + * Get device descriptor. Warning: this method has to store the length of the report descriptor in reportLength. + * + * @returns pointer to the device descriptor + */ + virtual uint8_t * deviceDesc(); + + /* + * Get string product descriptor + * + * @returns pointer to the string product descriptor + */ + virtual uint8_t * stringIproductDesc(); + + /* + * Get string interface descriptor + * + * @returns pointer to the string interface descriptor + */ + virtual uint8_t * stringIinterfaceDesc(); + + /* + * Get configuration descriptor + * + * @returns pointer to the configuration descriptor + */ + virtual uint8_t * configurationDesc(); + + /* + * Send a buffer + * + * @param endpoint endpoint which will be sent the buffer + * @param buffer buffer to be sent + * @param size length of the buffer + * @returns true if successful + */ + bool send(uint8_t * buffer, uint32_t size); + + /* + * Read a buffer from a certain endpoint. Warning: blocking + * + * @param endpoint endpoint to read + * @param buffer buffer where will be stored bytes + * @param size the number of bytes read will be stored in *size + * @param maxSize the maximum length that can be read + * @returns true if successful + */ + bool readEP(uint8_t * buffer, uint32_t * size); + + /* + * Read a buffer from a certain endpoint. Warning: non blocking + * + * @param endpoint endpoint to read + * @param buffer buffer where will be stored bytes + * @param size the number of bytes read will be stored in *size + * @param maxSize the maximum length that can be read + * @returns true if successful + */ + bool readEP_NB(uint8_t * buffer, uint32_t * size); + + /* + * Called by USBCallback_requestCompleted when CDC line coding is changed + * Warning: Called in ISR + * + * @param baud The baud rate + * @param bits The number of bits in a word (5-8) + * @param parity The parity + * @param stop The number of stop bits (1 or 2) + */ + virtual void lineCodingChanged(int baud, int bits, int parity, int stop) {}; + +protected: + virtual bool USBCallback_request(); + virtual void USBCallback_requestCompleted(uint8_t *buf, uint32_t length); + virtual bool USBCallback_setConfiguration(uint8_t configuration); + volatile bool terminal_connected; + +}; + +#endif