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Dependencies:   Matrix mbed

USBSerial/USBSerial.h@1:ea5f520dcdc1, 2015-11-28 (annotated)

Committer:
Racer01014
Date:
Sat Nov 28 13:50:31 2015 +0000
Revision:
1:ea5f520dcdc1
Parent:
0:5e35c180ed4a 
-

Who changed what in which revision?

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Racer01014 0:5e35c180ed4a 1 /* Copyright (c) 2010-2011 mbed.org, MIT License
Racer01014 0:5e35c180ed4a 2 *
Racer01014 0:5e35c180ed4a 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
Racer01014 0:5e35c180ed4a 4 * and associated documentation files (the "Software"), to deal in the Software without
Racer01014 0:5e35c180ed4a 5 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
Racer01014 0:5e35c180ed4a 6 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
Racer01014 0:5e35c180ed4a 7 * Software is furnished to do so, subject to the following conditions:
Racer01014 0:5e35c180ed4a 8 *
Racer01014 0:5e35c180ed4a 9 * The above copyright notice and this permission notice shall be included in all copies or
Racer01014 0:5e35c180ed4a 10 * substantial portions of the Software.
Racer01014 0:5e35c180ed4a 11 *
Racer01014 0:5e35c180ed4a 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
Racer01014 0:5e35c180ed4a 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
Racer01014 0:5e35c180ed4a 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
Racer01014 0:5e35c180ed4a 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
Racer01014 0:5e35c180ed4a 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Racer01014 0:5e35c180ed4a 17 */
Racer01014 0:5e35c180ed4a 18
Racer01014 0:5e35c180ed4a 19 #ifndef USBSERIAL_H
Racer01014 0:5e35c180ed4a 20 #define USBSERIAL_H
Racer01014 0:5e35c180ed4a 21
Racer01014 0:5e35c180ed4a 22 #include "USBCDC.h"
Racer01014 0:5e35c180ed4a 23 #include "Stream.h"
Racer01014 0:5e35c180ed4a 24 #include "CircBuffer.h"
Racer01014 0:5e35c180ed4a 25
Racer01014 0:5e35c180ed4a 26
Racer01014 0:5e35c180ed4a 27 /**
Racer01014 0:5e35c180ed4a 28 * USBSerial example
Racer01014 0:5e35c180ed4a 29 *
Racer01014 0:5e35c180ed4a 30 * @code
Racer01014 0:5e35c180ed4a 31 * #include "mbed.h"
Racer01014 0:5e35c180ed4a 32 * #include "USBSerial.h"
Racer01014 0:5e35c180ed4a 33 *
Racer01014 0:5e35c180ed4a 34 * //Virtual serial port over USB
Racer01014 0:5e35c180ed4a 35 * USBSerial serial;
Racer01014 0:5e35c180ed4a 36 *
Racer01014 0:5e35c180ed4a 37 * int main(void) {
Racer01014 0:5e35c180ed4a 38 *
Racer01014 0:5e35c180ed4a 39 * while(1)
Racer01014 0:5e35c180ed4a 40 * {
Racer01014 0:5e35c180ed4a 41 * serial.printf("I am a virtual serial port\n");
Racer01014 0:5e35c180ed4a 42 * wait(1);
Racer01014 0:5e35c180ed4a 43 * }
Racer01014 0:5e35c180ed4a 44 * }
Racer01014 0:5e35c180ed4a 45 * @endcode
Racer01014 0:5e35c180ed4a 46 */
Racer01014 0:5e35c180ed4a 47 class USBSerial: public USBCDC, public Stream {
Racer01014 0:5e35c180ed4a 48 public:
Racer01014 0:5e35c180ed4a 49
Racer01014 0:5e35c180ed4a 50 /**
Racer01014 0:5e35c180ed4a 51 * Constructor
Racer01014 0:5e35c180ed4a 52 *
Racer01014 0:5e35c180ed4a 53 * @param vendor_id Your vendor_id (default: 0x1f00)
Racer01014 0:5e35c180ed4a 54 * @param product_id Your product_id (default: 0x2012)
Racer01014 0:5e35c180ed4a 55 * @param product_release Your preoduct_release (default: 0x0001)
Racer01014 0:5e35c180ed4a 56 *
Racer01014 0:5e35c180ed4a 57 */
Racer01014 0:5e35c180ed4a 58 USBSerial(uint16_t vendor_id = 0x1f00, uint16_t product_id = 0x2012, uint16_t product_release = 0x0001): USBCDC(vendor_id, product_id, product_release), buf(128){ };
Racer01014 0:5e35c180ed4a 59
Racer01014 0:5e35c180ed4a 60
Racer01014 0:5e35c180ed4a 61 /**
Racer01014 0:5e35c180ed4a 62 * Send a character. You can use puts, printf.
Racer01014 0:5e35c180ed4a 63 *
Racer01014 0:5e35c180ed4a 64 * @param c character to be sent
Racer01014 0:5e35c180ed4a 65 * @returns true if there is no error, false otherwise
Racer01014 0:5e35c180ed4a 66 */
Racer01014 0:5e35c180ed4a 67 virtual int _putc(int c);
Racer01014 0:5e35c180ed4a 68
Racer01014 0:5e35c180ed4a 69 /**
Racer01014 0:5e35c180ed4a 70 * Read a character: blocking
Racer01014 0:5e35c180ed4a 71 *
Racer01014 0:5e35c180ed4a 72 * @returns character read
Racer01014 0:5e35c180ed4a 73 */
Racer01014 0:5e35c180ed4a 74 virtual int _getc();
Racer01014 0:5e35c180ed4a 75
Racer01014 0:5e35c180ed4a 76 /**
Racer01014 0:5e35c180ed4a 77 * Check the number of bytes available.
Racer01014 0:5e35c180ed4a 78 *
Racer01014 0:5e35c180ed4a 79 * @returns the number of bytes available
Racer01014 0:5e35c180ed4a 80 */
Racer01014 0:5e35c180ed4a 81 uint8_t available();
Racer01014 0:5e35c180ed4a 82
Racer01014 0:5e35c180ed4a 83 /**
Racer01014 0:5e35c180ed4a 84 * Write a block of data.
Racer01014 0:5e35c180ed4a 85 *
Racer01014 0:5e35c180ed4a 86 * For more efficiency, a block of size 64 (maximum size of a bulk endpoint) has to be written.
Racer01014 0:5e35c180ed4a 87 *
Racer01014 0:5e35c180ed4a 88 * @param buf pointer on data which will be written
Racer01014 0:5e35c180ed4a 89 * @param size size of the buffer. The maximum size of a block is limited by the size of the endpoint (64 bytes)
Racer01014 0:5e35c180ed4a 90 *
Racer01014 0:5e35c180ed4a 91 * @returns true if successfull
Racer01014 0:5e35c180ed4a 92 */
Racer01014 0:5e35c180ed4a 93 bool writeBlock(uint8_t * buf, uint16_t size);
Racer01014 0:5e35c180ed4a 94
Racer01014 0:5e35c180ed4a 95 /**
Racer01014 0:5e35c180ed4a 96 * Attach a member function to call when a packet is received.
Racer01014 0:5e35c180ed4a 97 *
Racer01014 0:5e35c180ed4a 98 * @param tptr pointer to the object to call the member function on
Racer01014 0:5e35c180ed4a 99 * @param mptr pointer to the member function to be called
Racer01014 0:5e35c180ed4a 100 */
Racer01014 0:5e35c180ed4a 101 template<typename T>
Racer01014 0:5e35c180ed4a 102 void attach(T* tptr, void (T::*mptr)(void)) {
Racer01014 0:5e35c180ed4a 103 if((mptr != NULL) && (tptr != NULL)) {
Racer01014 0:5e35c180ed4a 104 rx.attach(tptr, mptr);
Racer01014 0:5e35c180ed4a 105 }
Racer01014 0:5e35c180ed4a 106 }
Racer01014 0:5e35c180ed4a 107
Racer01014 0:5e35c180ed4a 108 /**
Racer01014 0:5e35c180ed4a 109 * Attach a callback called when a packet is received
Racer01014 0:5e35c180ed4a 110 *
Racer01014 0:5e35c180ed4a 111 * @param fptr function pointer
Racer01014 0:5e35c180ed4a 112 */
Racer01014 0:5e35c180ed4a 113 void attach(void (*fn)(void)) {
Racer01014 0:5e35c180ed4a 114 if(fn != NULL) {
Racer01014 0:5e35c180ed4a 115 rx.attach(fn);
Racer01014 0:5e35c180ed4a 116 }
Racer01014 0:5e35c180ed4a 117 }
Racer01014 0:5e35c180ed4a 118
Racer01014 0:5e35c180ed4a 119
Racer01014 0:5e35c180ed4a 120 protected:
Racer01014 0:5e35c180ed4a 121 virtual bool EP2_OUT_callback();
Racer01014 0:5e35c180ed4a 122
Racer01014 0:5e35c180ed4a 123 private:
Racer01014 0:5e35c180ed4a 124 FunctionPointer rx;
Racer01014 0:5e35c180ed4a 125 CircBuffer<uint8_t> buf;
Racer01014 0:5e35c180ed4a 126 };
Racer01014 0:5e35c180ed4a 127
Racer01014 0:5e35c180ed4a 128 #endif