Implementation of 1-Wire with added Alarm Search Functionality
Dependents: Max32630_One_Wire_Interface
Masters/TARGET_Maxim/TARGET_MAX32600/OwGpio/OwGpio.h@138:5bd0a7a82bb4, 2016-12-02 (annotated)
- Committer:
- j3
- Date:
- Fri Dec 02 19:21:55 2016 +0000
- Revision:
- 138:5bd0a7a82bb4
- Child:
- 139:f0e0a7976846
Updated project tree under Masters to add TARGET and TOOLCHAIN folders for new build tools to support asm code needed by OwGpio class.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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j3 | 138:5bd0a7a82bb4 | 1 | /******************************************************************//** |
j3 | 138:5bd0a7a82bb4 | 2 | * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved. |
j3 | 138:5bd0a7a82bb4 | 3 | * |
j3 | 138:5bd0a7a82bb4 | 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
j3 | 138:5bd0a7a82bb4 | 5 | * copy of this software and associated documentation files (the "Software"), |
j3 | 138:5bd0a7a82bb4 | 6 | * to deal in the Software without restriction, including without limitation |
j3 | 138:5bd0a7a82bb4 | 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
j3 | 138:5bd0a7a82bb4 | 8 | * and/or sell copies of the Software, and to permit persons to whom the |
j3 | 138:5bd0a7a82bb4 | 9 | * Software is furnished to do so, subject to the following conditions: |
j3 | 138:5bd0a7a82bb4 | 10 | * |
j3 | 138:5bd0a7a82bb4 | 11 | * The above copyright notice and this permission notice shall be included |
j3 | 138:5bd0a7a82bb4 | 12 | * in all copies or substantial portions of the Software. |
j3 | 138:5bd0a7a82bb4 | 13 | * |
j3 | 138:5bd0a7a82bb4 | 14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
j3 | 138:5bd0a7a82bb4 | 15 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
j3 | 138:5bd0a7a82bb4 | 16 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
j3 | 138:5bd0a7a82bb4 | 17 | * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES |
j3 | 138:5bd0a7a82bb4 | 18 | * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
j3 | 138:5bd0a7a82bb4 | 19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
j3 | 138:5bd0a7a82bb4 | 20 | * OTHER DEALINGS IN THE SOFTWARE. |
j3 | 138:5bd0a7a82bb4 | 21 | * |
j3 | 138:5bd0a7a82bb4 | 22 | * Except as contained in this notice, the name of Maxim Integrated |
j3 | 138:5bd0a7a82bb4 | 23 | * Products, Inc. shall not be used except as stated in the Maxim Integrated |
j3 | 138:5bd0a7a82bb4 | 24 | * Products, Inc. Branding Policy. |
j3 | 138:5bd0a7a82bb4 | 25 | * |
j3 | 138:5bd0a7a82bb4 | 26 | * The mere transfer of this software does not imply any licenses |
j3 | 138:5bd0a7a82bb4 | 27 | * of trade secrets, proprietary technology, copyrights, patents, |
j3 | 138:5bd0a7a82bb4 | 28 | * trademarks, maskwork rights, or any other form of intellectual |
j3 | 138:5bd0a7a82bb4 | 29 | * property whatsoever. Maxim Integrated Products, Inc. retains all |
j3 | 138:5bd0a7a82bb4 | 30 | * ownership rights. |
j3 | 138:5bd0a7a82bb4 | 31 | **********************************************************************/ |
j3 | 138:5bd0a7a82bb4 | 32 | |
j3 | 138:5bd0a7a82bb4 | 33 | #ifndef OneWire_Masters_OwGpio |
j3 | 138:5bd0a7a82bb4 | 34 | #define OneWire_Masters_OwGpio |
j3 | 138:5bd0a7a82bb4 | 35 | |
j3 | 138:5bd0a7a82bb4 | 36 | #ifdef TARGET_MAX32600 |
j3 | 138:5bd0a7a82bb4 | 37 | |
j3 | 138:5bd0a7a82bb4 | 38 | #include "Masters/OneWireMaster.h" |
j3 | 138:5bd0a7a82bb4 | 39 | #include "DigitalOut.h" |
j3 | 138:5bd0a7a82bb4 | 40 | |
j3 | 138:5bd0a7a82bb4 | 41 | namespace OneWire |
j3 | 138:5bd0a7a82bb4 | 42 | { |
j3 | 138:5bd0a7a82bb4 | 43 | ///One Wire Bit-Bang master |
j3 | 138:5bd0a7a82bb4 | 44 | class OwGpio : public OneWireMaster |
j3 | 138:5bd0a7a82bb4 | 45 | { |
j3 | 138:5bd0a7a82bb4 | 46 | public: |
j3 | 138:5bd0a7a82bb4 | 47 | /// @param owGpio Pin to use for 1-Wire bus |
j3 | 138:5bd0a7a82bb4 | 48 | /// @param extSpu Pin to use for external Strong Pullup |
j3 | 138:5bd0a7a82bb4 | 49 | OwGpio(PinName owGpio, PinName extSpu = NC, bool extSpuActiveHigh = false); |
j3 | 138:5bd0a7a82bb4 | 50 | |
j3 | 138:5bd0a7a82bb4 | 51 | virtual OneWireMaster::CmdResult OWInitMaster(); |
j3 | 138:5bd0a7a82bb4 | 52 | virtual OneWireMaster::CmdResult OWReset(); |
j3 | 138:5bd0a7a82bb4 | 53 | virtual OneWireMaster::CmdResult OWTouchBitSetLevel(uint8_t & sendRecvBit, OWLevel afterLevel); |
j3 | 138:5bd0a7a82bb4 | 54 | virtual OneWireMaster::CmdResult OWWriteByteSetLevel(uint8_t sendByte, OWLevel afterLevel); |
j3 | 138:5bd0a7a82bb4 | 55 | virtual OneWireMaster::CmdResult OWReadByteSetLevel(uint8_t & recvByte, OWLevel afterLevel); |
j3 | 138:5bd0a7a82bb4 | 56 | virtual OneWireMaster::CmdResult OWSetSpeed(OWSpeed newSpeed); |
j3 | 138:5bd0a7a82bb4 | 57 | virtual OneWireMaster::CmdResult OWSetLevel(OWLevel newLevel); |
j3 | 138:5bd0a7a82bb4 | 58 | |
j3 | 138:5bd0a7a82bb4 | 59 | private: |
j3 | 138:5bd0a7a82bb4 | 60 | const unsigned int owPort; |
j3 | 138:5bd0a7a82bb4 | 61 | const unsigned int owPin; |
j3 | 138:5bd0a7a82bb4 | 62 | |
j3 | 138:5bd0a7a82bb4 | 63 | OWSpeed owSpeed; |
j3 | 138:5bd0a7a82bb4 | 64 | mbed::DigitalOut extSpu; |
j3 | 138:5bd0a7a82bb4 | 65 | bool extSpuActiveHigh; |
j3 | 138:5bd0a7a82bb4 | 66 | |
j3 | 138:5bd0a7a82bb4 | 67 | inline void writeOwGpioLow(); |
j3 | 138:5bd0a7a82bb4 | 68 | inline void writeOwGpioHigh(); |
j3 | 138:5bd0a7a82bb4 | 69 | inline bool readOwGpio(); |
j3 | 138:5bd0a7a82bb4 | 70 | inline void setOwGpioMode(unsigned int mode); |
j3 | 138:5bd0a7a82bb4 | 71 | }; |
j3 | 138:5bd0a7a82bb4 | 72 | } |
j3 | 138:5bd0a7a82bb4 | 73 | |
j3 | 138:5bd0a7a82bb4 | 74 | #endif /* TARGET_MAX32600 */ |
j3 | 138:5bd0a7a82bb4 | 75 | |
j3 | 138:5bd0a7a82bb4 | 76 | #endif |
j3 | 138:5bd0a7a82bb4 | 77 |