Aleksandrs Gumenuks / MaximInterface_Extended

Extended MaximInterface

Dependents:   mbed_DS28EC20_GPIO

Devices/DS2413.cpp@10:de4b8812877d, 2020-01-06 (annotated)

Committer:
reARMnimator
Date:
Mon Jan 06 15:54:55 2020 +0000
Revision:
10:de4b8812877d
Parent:
6:a8c83a2e6fa4 
Fixed inappropriate include path.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
IanBenzMaxim 0:f77ad7f72d04 1 /*******************************************************************************
IanBenzMaxim 0:f77ad7f72d04 2 * Copyright (C) 2017 Maxim Integrated Products, Inc., All Rights Reserved.
IanBenzMaxim 0:f77ad7f72d04 3 *
IanBenzMaxim 0:f77ad7f72d04 4 * Permission is hereby granted, free of charge, to any person obtaining a
IanBenzMaxim 0:f77ad7f72d04 5 * copy of this software and associated documentation files (the "Software"),
IanBenzMaxim 0:f77ad7f72d04 6 * to deal in the Software without restriction, including without limitation
IanBenzMaxim 0:f77ad7f72d04 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
IanBenzMaxim 0:f77ad7f72d04 8 * and/or sell copies of the Software, and to permit persons to whom the
IanBenzMaxim 0:f77ad7f72d04 9 * Software is furnished to do so, subject to the following conditions:
IanBenzMaxim 0:f77ad7f72d04 10 *
IanBenzMaxim 0:f77ad7f72d04 11 * The above copyright notice and this permission notice shall be included
IanBenzMaxim 0:f77ad7f72d04 12 * in all copies or substantial portions of the Software.
IanBenzMaxim 0:f77ad7f72d04 13 *
IanBenzMaxim 0:f77ad7f72d04 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
IanBenzMaxim 0:f77ad7f72d04 15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
IanBenzMaxim 0:f77ad7f72d04 16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IanBenzMaxim 0:f77ad7f72d04 17 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
IanBenzMaxim 0:f77ad7f72d04 18 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
IanBenzMaxim 0:f77ad7f72d04 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
IanBenzMaxim 0:f77ad7f72d04 20 * OTHER DEALINGS IN THE SOFTWARE.
IanBenzMaxim 0:f77ad7f72d04 21 *
IanBenzMaxim 0:f77ad7f72d04 22 * Except as contained in this notice, the name of Maxim Integrated
IanBenzMaxim 0:f77ad7f72d04 23 * Products, Inc. shall not be used except as stated in the Maxim Integrated
IanBenzMaxim 0:f77ad7f72d04 24 * Products, Inc. Branding Policy.
IanBenzMaxim 0:f77ad7f72d04 25 *
IanBenzMaxim 0:f77ad7f72d04 26 * The mere transfer of this software does not imply any licenses
IanBenzMaxim 0:f77ad7f72d04 27 * of trade secrets, proprietary technology, copyrights, patents,
IanBenzMaxim 0:f77ad7f72d04 28 * trademarks, maskwork rights, or any other form of intellectual
IanBenzMaxim 0:f77ad7f72d04 29 * property whatsoever. Maxim Integrated Products, Inc. retains all
IanBenzMaxim 0:f77ad7f72d04 30 * ownership rights.
IanBenzMaxim 0:f77ad7f72d04 31 *******************************************************************************/
IanBenzMaxim 0:f77ad7f72d04 32
IanBenzMaxim 0:f77ad7f72d04 33 #include <MaximInterface/Links/OneWireMaster.hpp>
IanBenzMaxim 0:f77ad7f72d04 34 #include <MaximInterface/Utilities/Error.hpp>
IanBenzMaxim 0:f77ad7f72d04 35 #include "DS2413.hpp"
IanBenzMaxim 0:f77ad7f72d04 36
IanBenzMaxim 0:f77ad7f72d04 37 namespace MaximInterface {
IanBenzMaxim 0:f77ad7f72d04 38
IanBenzMaxim 0:f77ad7f72d04 39 error_code DS2413::readStatus(Status & status) const {
IanBenzMaxim 0:f77ad7f72d04 40 uint_least8_t val;
IanBenzMaxim 0:f77ad7f72d04 41 const error_code result = pioAccessRead(val);
IanBenzMaxim 0:f77ad7f72d04 42 if (!result) {
IanBenzMaxim 6:a8c83a2e6fa4 43 status = val;
IanBenzMaxim 0:f77ad7f72d04 44 }
IanBenzMaxim 0:f77ad7f72d04 45 return result;
IanBenzMaxim 0:f77ad7f72d04 46 }
IanBenzMaxim 0:f77ad7f72d04 47
IanBenzMaxim 0:f77ad7f72d04 48 error_code DS2413::writeOutputState(bool pioAState, bool pioBState) {
IanBenzMaxim 0:f77ad7f72d04 49 uint_least8_t val = 0xFC;
IanBenzMaxim 0:f77ad7f72d04 50 if (pioAState) {
IanBenzMaxim 0:f77ad7f72d04 51 val |= 0x1;
IanBenzMaxim 0:f77ad7f72d04 52 }
IanBenzMaxim 0:f77ad7f72d04 53 if (pioBState) {
IanBenzMaxim 0:f77ad7f72d04 54 val |= 0x2;
IanBenzMaxim 0:f77ad7f72d04 55 }
IanBenzMaxim 0:f77ad7f72d04 56 return pioAccessWrite(val);
IanBenzMaxim 0:f77ad7f72d04 57 }
IanBenzMaxim 0:f77ad7f72d04 58
IanBenzMaxim 0:f77ad7f72d04 59 error_code DS2413::pioAccessRead(uint_least8_t & val) const {
IanBenzMaxim 0:f77ad7f72d04 60 error_code result = selectRom(*master);
IanBenzMaxim 0:f77ad7f72d04 61 if (!result) {
IanBenzMaxim 0:f77ad7f72d04 62 result = master->writeByte(0xF5);
IanBenzMaxim 0:f77ad7f72d04 63 if (!result) {
IanBenzMaxim 0:f77ad7f72d04 64 result = master->readByte(val);
IanBenzMaxim 0:f77ad7f72d04 65 if (!result && (val != ((val ^ 0xF0) >> 4))) {
IanBenzMaxim 0:f77ad7f72d04 66 result = make_error_code(CommunicationError);
IanBenzMaxim 0:f77ad7f72d04 67 }
IanBenzMaxim 0:f77ad7f72d04 68 }
IanBenzMaxim 0:f77ad7f72d04 69 }
IanBenzMaxim 0:f77ad7f72d04 70 return result;
IanBenzMaxim 0:f77ad7f72d04 71 }
IanBenzMaxim 0:f77ad7f72d04 72
IanBenzMaxim 0:f77ad7f72d04 73 error_code DS2413::pioAccessWrite(uint_least8_t val) {
IanBenzMaxim 0:f77ad7f72d04 74 error_code result = selectRom(*master);
IanBenzMaxim 0:f77ad7f72d04 75 if (!result) {
IanBenzMaxim 0:f77ad7f72d04 76 uint_least8_t block[] = {0x5A, val, static_cast<uint_least8_t>(val ^ 0xFF)};
IanBenzMaxim 6:a8c83a2e6fa4 77 result = master->writeBlock(block);
IanBenzMaxim 0:f77ad7f72d04 78 if (!result) {
IanBenzMaxim 0:f77ad7f72d04 79 result = master->readByte(block[0]);
IanBenzMaxim 0:f77ad7f72d04 80 if (!result && block[0] != 0xAA) {
IanBenzMaxim 0:f77ad7f72d04 81 result = make_error_code(CommunicationError);
IanBenzMaxim 0:f77ad7f72d04 82 }
IanBenzMaxim 0:f77ad7f72d04 83 }
IanBenzMaxim 0:f77ad7f72d04 84 }
IanBenzMaxim 0:f77ad7f72d04 85 return result;
IanBenzMaxim 0:f77ad7f72d04 86 }
IanBenzMaxim 0:f77ad7f72d04 87
IanBenzMaxim 0:f77ad7f72d04 88 const error_category & DS2413::errorCategory() {
IanBenzMaxim 0:f77ad7f72d04 89 static class : public error_category {
IanBenzMaxim 0:f77ad7f72d04 90 public:
IanBenzMaxim 0:f77ad7f72d04 91 virtual const char * name() const { return "DS2413"; }
IanBenzMaxim 0:f77ad7f72d04 92
IanBenzMaxim 0:f77ad7f72d04 93 virtual std::string message(int condition) const {
IanBenzMaxim 0:f77ad7f72d04 94 switch (condition) {
IanBenzMaxim 0:f77ad7f72d04 95 case CommunicationError:
IanBenzMaxim 0:f77ad7f72d04 96 return "Communication Error";
IanBenzMaxim 0:f77ad7f72d04 97 }
IanBenzMaxim 6:a8c83a2e6fa4 98 return defaultErrorMessage(condition);
IanBenzMaxim 0:f77ad7f72d04 99 }
IanBenzMaxim 0:f77ad7f72d04 100 } instance;
IanBenzMaxim 0:f77ad7f72d04 101 return instance;
IanBenzMaxim 0:f77ad7f72d04 102 }
IanBenzMaxim 0:f77ad7f72d04 103
IanBenzMaxim 0:f77ad7f72d04 104 error_code writePioAOutputState(DS2413 & ds2413, bool pioAState) {
IanBenzMaxim 0:f77ad7f72d04 105 DS2413::Status status;
IanBenzMaxim 0:f77ad7f72d04 106 error_code result = ds2413.readStatus(status);
IanBenzMaxim 6:a8c83a2e6fa4 107 if (!result && pioAState != status[DS2413::PioAOutputState]) {
IanBenzMaxim 6:a8c83a2e6fa4 108 result =
IanBenzMaxim 6:a8c83a2e6fa4 109 ds2413.writeOutputState(pioAState, status[DS2413::PioBOutputState]);
IanBenzMaxim 0:f77ad7f72d04 110 }
IanBenzMaxim 0:f77ad7f72d04 111 return result;
IanBenzMaxim 0:f77ad7f72d04 112 }
IanBenzMaxim 0:f77ad7f72d04 113
IanBenzMaxim 0:f77ad7f72d04 114 error_code writePioBOutputState(DS2413 & ds2413, bool pioBState) {
IanBenzMaxim 0:f77ad7f72d04 115 DS2413::Status status;
IanBenzMaxim 0:f77ad7f72d04 116 error_code result = ds2413.readStatus(status);
IanBenzMaxim 6:a8c83a2e6fa4 117 if (!result && pioBState != status[DS2413::PioBOutputState]) {
IanBenzMaxim 6:a8c83a2e6fa4 118 result =
IanBenzMaxim 6:a8c83a2e6fa4 119 ds2413.writeOutputState(status[DS2413::PioAOutputState], pioBState);
IanBenzMaxim 0:f77ad7f72d04 120 }
IanBenzMaxim 0:f77ad7f72d04 121 return result;
IanBenzMaxim 0:f77ad7f72d04 122 }
IanBenzMaxim 0:f77ad7f72d04 123
IanBenzMaxim 0:f77ad7f72d04 124 } // namespace MaximInterface