Implementation of 1-Wire with added Alarm Search Functionality
Dependents: Max32630_One_Wire_Interface
Slaves/RomIterator.cpp@86:2ce08ca58b9e, 2016-06-15 (annotated)
- Committer:
- IanBenzMaxim
- Date:
- Wed Jun 15 15:00:06 2016 -0500
- Revision:
- 86:2ce08ca58b9e
- Parent:
- RomIterator.cpp@81:e2a3ad98874e
- Child:
- 87:20e8f12f4f11
Updated to match new directory structure.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
IanBenzMaxim | 78:0cbbac7f2016 | 1 | /******************************************************************//** |
IanBenzMaxim | 78:0cbbac7f2016 | 2 | * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved. |
IanBenzMaxim | 78:0cbbac7f2016 | 3 | * |
IanBenzMaxim | 78:0cbbac7f2016 | 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
IanBenzMaxim | 78:0cbbac7f2016 | 5 | * copy of this software and associated documentation files (the "Software"), |
IanBenzMaxim | 78:0cbbac7f2016 | 6 | * to deal in the Software without restriction, including without limitation |
IanBenzMaxim | 78:0cbbac7f2016 | 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
IanBenzMaxim | 78:0cbbac7f2016 | 8 | * and/or sell copies of the Software, and to permit persons to whom the |
IanBenzMaxim | 78:0cbbac7f2016 | 9 | * Software is furnished to do so, subject to the following conditions: |
IanBenzMaxim | 78:0cbbac7f2016 | 10 | * |
IanBenzMaxim | 78:0cbbac7f2016 | 11 | * The above copyright notice and this permission notice shall be included |
IanBenzMaxim | 78:0cbbac7f2016 | 12 | * in all copies or substantial portions of the Software. |
IanBenzMaxim | 78:0cbbac7f2016 | 13 | * |
IanBenzMaxim | 78:0cbbac7f2016 | 14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
IanBenzMaxim | 78:0cbbac7f2016 | 15 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
IanBenzMaxim | 78:0cbbac7f2016 | 16 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
IanBenzMaxim | 78:0cbbac7f2016 | 17 | * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES |
IanBenzMaxim | 78:0cbbac7f2016 | 18 | * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
IanBenzMaxim | 78:0cbbac7f2016 | 19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
IanBenzMaxim | 78:0cbbac7f2016 | 20 | * OTHER DEALINGS IN THE SOFTWARE. |
IanBenzMaxim | 78:0cbbac7f2016 | 21 | * |
IanBenzMaxim | 78:0cbbac7f2016 | 22 | * Except as contained in this notice, the name of Maxim Integrated |
IanBenzMaxim | 78:0cbbac7f2016 | 23 | * Products, Inc. shall not be used except as stated in the Maxim Integrated |
IanBenzMaxim | 78:0cbbac7f2016 | 24 | * Products, Inc. Branding Policy. |
IanBenzMaxim | 78:0cbbac7f2016 | 25 | * |
IanBenzMaxim | 78:0cbbac7f2016 | 26 | * The mere transfer of this software does not imply any licenses |
IanBenzMaxim | 78:0cbbac7f2016 | 27 | * of trade secrets, proprietary technology, copyrights, patents, |
IanBenzMaxim | 78:0cbbac7f2016 | 28 | * trademarks, maskwork rights, or any other form of intellectual |
IanBenzMaxim | 78:0cbbac7f2016 | 29 | * property whatsoever. Maxim Integrated Products, Inc. retains all |
IanBenzMaxim | 78:0cbbac7f2016 | 30 | * ownership rights. |
IanBenzMaxim | 78:0cbbac7f2016 | 31 | **********************************************************************/ |
IanBenzMaxim | 78:0cbbac7f2016 | 32 | |
IanBenzMaxim | 77:529edb329ee0 | 33 | #include "RomIterator.h" |
IanBenzMaxim | 76:84e6c4994e29 | 34 | |
IanBenzMaxim | 76:84e6c4994e29 | 35 | using namespace OneWire; |
IanBenzMaxim | 76:84e6c4994e29 | 36 | |
IanBenzMaxim | 77:529edb329ee0 | 37 | bool ForwardSearchRomIterator::lastDevice() const |
IanBenzMaxim | 76:84e6c4994e29 | 38 | { |
IanBenzMaxim | 77:529edb329ee0 | 39 | return searchState.last_device_flag; |
IanBenzMaxim | 76:84e6c4994e29 | 40 | } |
IanBenzMaxim | 76:84e6c4994e29 | 41 | |
IanBenzMaxim | 77:529edb329ee0 | 42 | OneWireMaster::CmdResult ForwardSearchRomIterator::selectFirstDevice() |
IanBenzMaxim | 76:84e6c4994e29 | 43 | { |
IanBenzMaxim | 77:529edb329ee0 | 44 | return master().OWFirst(searchState); |
IanBenzMaxim | 77:529edb329ee0 | 45 | } |
IanBenzMaxim | 77:529edb329ee0 | 46 | |
IanBenzMaxim | 77:529edb329ee0 | 47 | OneWireMaster::CmdResult ForwardSearchRomIterator::selectNextDevice() |
IanBenzMaxim | 77:529edb329ee0 | 48 | { |
IanBenzMaxim | 77:529edb329ee0 | 49 | return master().OWNext(searchState); |
IanBenzMaxim | 76:84e6c4994e29 | 50 | } |
IanBenzMaxim | 76:84e6c4994e29 | 51 | |
IanBenzMaxim | 77:529edb329ee0 | 52 | OneWireMaster::CmdResult ForwardSearchRomIterator::reselectCurrentDevice() |
IanBenzMaxim | 76:84e6c4994e29 | 53 | { |
IanBenzMaxim | 77:529edb329ee0 | 54 | return master().OWResume(); |
IanBenzMaxim | 77:529edb329ee0 | 55 | } |
IanBenzMaxim | 76:84e6c4994e29 | 56 | |
IanBenzMaxim | 77:529edb329ee0 | 57 | OneWireMaster::CmdResult ForwardSearchRomIterator::selectFirstDeviceInFamily(uint8_t familyCode) |
IanBenzMaxim | 77:529edb329ee0 | 58 | { |
IanBenzMaxim | 77:529edb329ee0 | 59 | searchState.findFamily(familyCode); |
IanBenzMaxim | 77:529edb329ee0 | 60 | return master().OWNext(searchState); |
IanBenzMaxim | 76:84e6c4994e29 | 61 | } |
IanBenzMaxim | 76:84e6c4994e29 | 62 | |
IanBenzMaxim | 77:529edb329ee0 | 63 | OneWireMaster::CmdResult ForwardSearchRomIterator::selectNextFamilyDevice() |
IanBenzMaxim | 76:84e6c4994e29 | 64 | { |
IanBenzMaxim | 77:529edb329ee0 | 65 | searchState.skipCurrentFamily(); |
IanBenzMaxim | 77:529edb329ee0 | 66 | return master().OWNext(searchState); |
IanBenzMaxim | 76:84e6c4994e29 | 67 | } |
IanBenzMaxim | 76:84e6c4994e29 | 68 | |
IanBenzMaxim | 77:529edb329ee0 | 69 | OneWireMaster::CmdResult SingledropRomIterator::selectDevice(const RomId & romId) |
IanBenzMaxim | 76:84e6c4994e29 | 70 | { |
IanBenzMaxim | 77:529edb329ee0 | 71 | return selectDevice(); |
IanBenzMaxim | 76:84e6c4994e29 | 72 | } |
IanBenzMaxim | 76:84e6c4994e29 | 73 | |
IanBenzMaxim | 77:529edb329ee0 | 74 | OneWireMaster::CmdResult MultidropRomIterator::selectDevice(const RomId & romId) |
IanBenzMaxim | 76:84e6c4994e29 | 75 | { |
IanBenzMaxim | 76:84e6c4994e29 | 76 | OneWireMaster::CmdResult result; |
j3 | 81:e2a3ad98874e | 77 | |
j3 | 81:e2a3ad98874e | 78 | |
j3 | 81:e2a3ad98874e | 79 | if ((romId == lastRom) && (romId.familyCode() != 0x10)) |
IanBenzMaxim | 76:84e6c4994e29 | 80 | { |
IanBenzMaxim | 77:529edb329ee0 | 81 | result = master().OWResume(); |
IanBenzMaxim | 76:84e6c4994e29 | 82 | } |
IanBenzMaxim | 77:529edb329ee0 | 83 | else |
IanBenzMaxim | 76:84e6c4994e29 | 84 | { |
IanBenzMaxim | 77:529edb329ee0 | 85 | result = master().OWMatchRom(romId); |
IanBenzMaxim | 77:529edb329ee0 | 86 | lastRom = romId; |
IanBenzMaxim | 76:84e6c4994e29 | 87 | } |
j3 | 81:e2a3ad98874e | 88 | |
IanBenzMaxim | 76:84e6c4994e29 | 89 | return result; |
IanBenzMaxim | 76:84e6c4994e29 | 90 | } |