1-Wire® library for mbed. Complete 1-Wire library that supports our silicon masters along with a bit-bang master on the MAX32600MBED platform with one common interface for mbed. Slave support has also been included and more slaves will be added as time permits.
Dependents: MAXREFDES131_Qt_Demo MAX32630FTHR_iButton_uSD_Logger MAX32630FTHR_DS18B20_uSD_Logger MAXREFDES130_131_Demo ... more
Superseded by MaximInterface.
OneWire_Masters/OneWireMaster.h
- Committer:
- IanBenzMaxim
- Date:
- 2016-03-21
- Revision:
- 21:00c94aeb533e
- Parent:
- 17:b646b1e3970b
- Child:
- 23:e8e403d61359
File content as of revision 21:00c94aeb533e:
/******************************************************************//** * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved. * * 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 MAXIM INTEGRATED 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. * * Except as contained in this notice, the name of Maxim Integrated * Products, Inc. shall not be used except as stated in the Maxim Integrated * Products, Inc. Branding Policy. * * The mere transfer of this software does not imply any licenses * of trade secrets, proprietary technology, copyrights, patents, * trademarks, maskwork rights, or any other form of intellectual * property whatsoever. Maxim Integrated Products, Inc. retains all * ownership rights. **********************************************************************/ #ifndef ONEWIREMASTER_H #define ONEWIREMASTER_H #include "mbed.h" #include "OneWireInterface.h" //This class is an abstract class type that can not be instaniated //OneWireMaster is the first derived class of OneWireInterface that //defines implementations of common functions between masters and adds //support for CRC16. //OneWireMaster should be inherited by your OW master declaration class OneWireMaster: public OneWireInterface { public: static uint16_t calculateCRC16(uint16_t CRC16, uint16_t data); static uint16_t calculateCRC16(const uint8_t * data, size_t data_offset, size_t data_len, uint16_t crc = 0); //Part of OneWireInterface that should only be implemented once //See OneWireInterface.h for documentation virtual OneWireInterface::CmdResult OWWriteBit(uint8_t sendbit); virtual OneWireInterface::CmdResult OWReadBit(uint8_t & recvbit); virtual OneWireInterface::CmdResult OWTouchByte(uint8_t & sendrecvbyte); virtual OneWireInterface::CmdResult OWBlock(uint8_t *tran_buf, uint8_t tran_len); virtual OneWireInterface::CmdResult OWFirst(RomId & romId); virtual OneWireInterface::CmdResult OWNext(RomId & romId); virtual OneWireInterface::CmdResult OWVerify(const RomId & romId); virtual void OWTargetSetup(RomId & romId); virtual void OWFamilySkipSetup(void); virtual OneWireInterface::CmdResult OWReadROM(RomId & romId); virtual OneWireInterface::CmdResult OWSkipROM(void); virtual OneWireInterface::CmdResult OWMatchROM(const RomId & romId); virtual OneWireInterface::CmdResult OWOverdriveSkipROM(void); virtual OneWireInterface::CmdResult OWOverdriveMatchROM(const RomId & romId); virtual OneWireInterface::CmdResult OWResume(void); virtual OneWireInterface::CmdResult OWReadBytePower(uint8_t & recvbyte) { return OperationFailure; } protected: // Search state uint8_t _last_discrepancy; uint8_t _last_family_discrepancy; bool _last_device_flag; private: static const uint16_t _oddparity[16]; }; #endif /*ONEWIREMASTERSSHARED_H*/