USB BARCODE READER

Fork of USBHOST by ST

Committer:
shivanandgowdakr
Date:
Mon Jul 02 12:10:45 2018 +0000
Revision:
7:ccd0ac9ae1c9
Parent:
1:ab240722d7ef
USB BARCODE READER ;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 1 /* IUSBHostSerial.h */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 2 /* Copyright (c) 2010-2012 mbed.org, MIT License
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 3 *
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 4 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 5 * and associated documentation files (the "Software"), to deal in the Software without
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 6 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 7 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 8 * Software is furnished to do so, subject to the following conditions:
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 9 *
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 10 * The above copyright notice and this permission notice shall be included in all copies or
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 11 * substantial portions of the Software.
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 12 *
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 14 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 15 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 16 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 17 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 18 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 19
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 20 #ifndef IUSBHOSTSERIAL_H_
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 21 #define IUSBHOSTSERIAL_H_
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 22
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 23 /**
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 24 * Generic interface to abstract 3G dongles' impl
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 25 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 26
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 27 #include "USBHostConf.h"
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 28
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 29 #ifdef USBHOST_3GMODULE
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 30
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 31 #include "IUSBHostSerialListener.h"
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 32
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 33 // This is needed by some versions of GCC
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 34 #undef putc
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 35 #undef getc
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 36
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 37 class IUSBHostSerial {
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 38 public:
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 39
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 40 enum IrqType {
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 41 RxIrq,
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 42 TxIrq
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 43 };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 44
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 45 /*
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 46 * Get a char from the dongle's serial interface
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 47 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 48 virtual int getc() = 0;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 49
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 50 /*
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 51 * Put a char to the dongle's serial interface
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 52 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 53 virtual int putc(int c) = 0;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 54
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 55 /*
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 56 * Read a packet from the dongle's serial interface, to be called after multiple getc() calls
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 57 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 58 virtual int readPacket() = 0;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 59
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 60 /*
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 61 * Write a packet to the dongle's serial interface, to be called after multiple putc() calls
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 62 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 63 virtual int writePacket() = 0;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 64
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 65 /**
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 66 * Check the number of bytes available.
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 67 *
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 68 * @returns the number of bytes available
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 69 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 70 virtual int readable() = 0;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 71
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 72 /**
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 73 * Check the free space in output.
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 74 *
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 75 * @returns the number of bytes available
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 76 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 77 virtual int writeable() = 0;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 78
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 79 /**
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 80 * Attach a handler to call when a packet is received / when a packet has been transmitted.
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 81 *
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 82 * @param pListener instance of the listener deriving from the IUSBHostSerialListener
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 83 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 84 virtual void attach(IUSBHostSerialListener* pListener) = 0;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 85
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 86 /**
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 87 * Enable or disable readable/writeable callbacks
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 88 */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 89 virtual void setupIrq(bool en, IrqType irq = RxIrq) = 0;
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 90
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 91 };
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 92
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 93 #endif /* USBHOST_3GMODULE */
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 94
frq08711@LMECWL0871.LME.ST.COM 1:ab240722d7ef 95 #endif /* IUSBHOSTSERIAL_H_ */