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Superseded by MaximInterface.
Diff: Masters/TARGET_Maxim/TARGET_MAX32600/OwGpio/OwGpio.h
- Revision:
- 138:5bd0a7a82bb4
- Child:
- 139:f0e0a7976846
diff -r a1f0069f1832 -r 5bd0a7a82bb4 Masters/TARGET_Maxim/TARGET_MAX32600/OwGpio/OwGpio.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Masters/TARGET_Maxim/TARGET_MAX32600/OwGpio/OwGpio.h Fri Dec 02 19:21:55 2016 +0000 @@ -0,0 +1,77 @@ +/******************************************************************//** +* 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 OneWire_Masters_OwGpio +#define OneWire_Masters_OwGpio + +#ifdef TARGET_MAX32600 + +#include "Masters/OneWireMaster.h" +#include "DigitalOut.h" + +namespace OneWire +{ + ///One Wire Bit-Bang master + class OwGpio : public OneWireMaster + { + public: + /// @param owGpio Pin to use for 1-Wire bus + /// @param extSpu Pin to use for external Strong Pullup + OwGpio(PinName owGpio, PinName extSpu = NC, bool extSpuActiveHigh = false); + + virtual OneWireMaster::CmdResult OWInitMaster(); + virtual OneWireMaster::CmdResult OWReset(); + virtual OneWireMaster::CmdResult OWTouchBitSetLevel(uint8_t & sendRecvBit, OWLevel afterLevel); + virtual OneWireMaster::CmdResult OWWriteByteSetLevel(uint8_t sendByte, OWLevel afterLevel); + virtual OneWireMaster::CmdResult OWReadByteSetLevel(uint8_t & recvByte, OWLevel afterLevel); + virtual OneWireMaster::CmdResult OWSetSpeed(OWSpeed newSpeed); + virtual OneWireMaster::CmdResult OWSetLevel(OWLevel newLevel); + + private: + const unsigned int owPort; + const unsigned int owPin; + + OWSpeed owSpeed; + mbed::DigitalOut extSpu; + bool extSpuActiveHigh; + + inline void writeOwGpioLow(); + inline void writeOwGpioHigh(); + inline bool readOwGpio(); + inline void setOwGpioMode(unsigned int mode); + }; +} + +#endif /* TARGET_MAX32600 */ + +#endif +