NMF Atlantis
/
NMFAtlantis_Final
Code required to drive the microcontroller of the NMF Atlantis
Pulse.cpp@0:dbaef09f6d82, 2020-01-20 (annotated)
- Committer:
- nmf_atlantis
- Date:
- Mon Jan 20 15:47:07 2020 +0000
- Revision:
- 0:dbaef09f6d82
NMF Atlantis final version
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
nmf_atlantis | 0:dbaef09f6d82 | 1 | /* Copyright (c) 2012 Nick Ryder, University of Oxford |
nmf_atlantis | 0:dbaef09f6d82 | 2 | * nick.ryder@physics.ox.ac.uk |
nmf_atlantis | 0:dbaef09f6d82 | 3 | * |
nmf_atlantis | 0:dbaef09f6d82 | 4 | * MIT License |
nmf_atlantis | 0:dbaef09f6d82 | 5 | * |
nmf_atlantis | 0:dbaef09f6d82 | 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy of this software |
nmf_atlantis | 0:dbaef09f6d82 | 7 | * and associated documentation files (the "Software"), to deal in the Software without restriction, |
nmf_atlantis | 0:dbaef09f6d82 | 8 | * including without limitation the rights to use, copy, modify, merge, publish, distribute, |
nmf_atlantis | 0:dbaef09f6d82 | 9 | * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is |
nmf_atlantis | 0:dbaef09f6d82 | 10 | * furnished to do so, subject to the following conditions: |
nmf_atlantis | 0:dbaef09f6d82 | 11 | * |
nmf_atlantis | 0:dbaef09f6d82 | 12 | * The above copyright notice and this permission notice shall be included in all copies or |
nmf_atlantis | 0:dbaef09f6d82 | 13 | * substantial portions of the Software. |
nmf_atlantis | 0:dbaef09f6d82 | 14 | * |
nmf_atlantis | 0:dbaef09f6d82 | 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING |
nmf_atlantis | 0:dbaef09f6d82 | 16 | * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
nmf_atlantis | 0:dbaef09f6d82 | 17 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, |
nmf_atlantis | 0:dbaef09f6d82 | 18 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
nmf_atlantis | 0:dbaef09f6d82 | 19 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
nmf_atlantis | 0:dbaef09f6d82 | 20 | */ |
nmf_atlantis | 0:dbaef09f6d82 | 21 | |
nmf_atlantis | 0:dbaef09f6d82 | 22 | |
nmf_atlantis | 0:dbaef09f6d82 | 23 | #include "Pulse.h" |
nmf_atlantis | 0:dbaef09f6d82 | 24 | |
nmf_atlantis | 0:dbaef09f6d82 | 25 | PulseInOut::PulseInOut(PinName pin): |
nmf_atlantis | 0:dbaef09f6d82 | 26 | startval(0), pulsetime(), runtime(), io(pin) { |
nmf_atlantis | 0:dbaef09f6d82 | 27 | } |
nmf_atlantis | 0:dbaef09f6d82 | 28 | |
nmf_atlantis | 0:dbaef09f6d82 | 29 | |
nmf_atlantis | 0:dbaef09f6d82 | 30 | PulseInOut::~PulseInOut() { |
nmf_atlantis | 0:dbaef09f6d82 | 31 | } |
nmf_atlantis | 0:dbaef09f6d82 | 32 | |
nmf_atlantis | 0:dbaef09f6d82 | 33 | void PulseInOut::write(int val) { |
nmf_atlantis | 0:dbaef09f6d82 | 34 | io.output(); |
nmf_atlantis | 0:dbaef09f6d82 | 35 | io = val; |
nmf_atlantis | 0:dbaef09f6d82 | 36 | } |
nmf_atlantis | 0:dbaef09f6d82 | 37 | |
nmf_atlantis | 0:dbaef09f6d82 | 38 | void PulseInOut::write_us(int val, int time) { |
nmf_atlantis | 0:dbaef09f6d82 | 39 | io.output(); |
nmf_atlantis | 0:dbaef09f6d82 | 40 | io = val; |
nmf_atlantis | 0:dbaef09f6d82 | 41 | wait_us(time); |
nmf_atlantis | 0:dbaef09f6d82 | 42 | io = !val; |
nmf_atlantis | 0:dbaef09f6d82 | 43 | } |
nmf_atlantis | 0:dbaef09f6d82 | 44 | |
nmf_atlantis | 0:dbaef09f6d82 | 45 | int PulseInOut::read_high_us() { |
nmf_atlantis | 0:dbaef09f6d82 | 46 | pulsetime.reset(); |
nmf_atlantis | 0:dbaef09f6d82 | 47 | io.input(); |
nmf_atlantis | 0:dbaef09f6d82 | 48 | while (io == 1) { |
nmf_atlantis | 0:dbaef09f6d82 | 49 | } |
nmf_atlantis | 0:dbaef09f6d82 | 50 | while (io == 0) { |
nmf_atlantis | 0:dbaef09f6d82 | 51 | } |
nmf_atlantis | 0:dbaef09f6d82 | 52 | pulsetime.start(); |
nmf_atlantis | 0:dbaef09f6d82 | 53 | while (io == 1) { |
nmf_atlantis | 0:dbaef09f6d82 | 54 | } |
nmf_atlantis | 0:dbaef09f6d82 | 55 | pulsetime.stop(); |
nmf_atlantis | 0:dbaef09f6d82 | 56 | return pulsetime.read_us(); |
nmf_atlantis | 0:dbaef09f6d82 | 57 | } |
nmf_atlantis | 0:dbaef09f6d82 | 58 | |
nmf_atlantis | 0:dbaef09f6d82 | 59 | int PulseInOut::read_high_us(int timeout) { |
nmf_atlantis | 0:dbaef09f6d82 | 60 | runtime.reset(); |
nmf_atlantis | 0:dbaef09f6d82 | 61 | runtime.start(); |
nmf_atlantis | 0:dbaef09f6d82 | 62 | pulsetime.reset(); |
nmf_atlantis | 0:dbaef09f6d82 | 63 | io.input(); |
nmf_atlantis | 0:dbaef09f6d82 | 64 | while (io == 1) { |
nmf_atlantis | 0:dbaef09f6d82 | 65 | if (runtime.read_us() > timeout) return -1; |
nmf_atlantis | 0:dbaef09f6d82 | 66 | } |
nmf_atlantis | 0:dbaef09f6d82 | 67 | while (io == 0) { |
nmf_atlantis | 0:dbaef09f6d82 | 68 | if (runtime.read_us() > timeout) return -1; |
nmf_atlantis | 0:dbaef09f6d82 | 69 | } |
nmf_atlantis | 0:dbaef09f6d82 | 70 | pulsetime.start(); |
nmf_atlantis | 0:dbaef09f6d82 | 71 | while (io == 1) { |
nmf_atlantis | 0:dbaef09f6d82 | 72 | if (runtime.read_us() > timeout) return -1; |
nmf_atlantis | 0:dbaef09f6d82 | 73 | } |
nmf_atlantis | 0:dbaef09f6d82 | 74 | pulsetime.stop(); |
nmf_atlantis | 0:dbaef09f6d82 | 75 | return pulsetime.read_us(); |
nmf_atlantis | 0:dbaef09f6d82 | 76 | } |
nmf_atlantis | 0:dbaef09f6d82 | 77 | |
nmf_atlantis | 0:dbaef09f6d82 | 78 | int PulseInOut::read_low_us() { |
nmf_atlantis | 0:dbaef09f6d82 | 79 | pulsetime.reset(); |
nmf_atlantis | 0:dbaef09f6d82 | 80 | io.input(); |
nmf_atlantis | 0:dbaef09f6d82 | 81 | while (io == 0) { |
nmf_atlantis | 0:dbaef09f6d82 | 82 | } |
nmf_atlantis | 0:dbaef09f6d82 | 83 | while (io == 1) { |
nmf_atlantis | 0:dbaef09f6d82 | 84 | } |
nmf_atlantis | 0:dbaef09f6d82 | 85 | pulsetime.start(); |
nmf_atlantis | 0:dbaef09f6d82 | 86 | while (io == 0) { |
nmf_atlantis | 0:dbaef09f6d82 | 87 | } |
nmf_atlantis | 0:dbaef09f6d82 | 88 | pulsetime.stop(); |
nmf_atlantis | 0:dbaef09f6d82 | 89 | return pulsetime.read_us(); |
nmf_atlantis | 0:dbaef09f6d82 | 90 | } |
nmf_atlantis | 0:dbaef09f6d82 | 91 | |
nmf_atlantis | 0:dbaef09f6d82 | 92 | int PulseInOut::read_low_us(int timeout) { |
nmf_atlantis | 0:dbaef09f6d82 | 93 | runtime.reset(); |
nmf_atlantis | 0:dbaef09f6d82 | 94 | runtime.start(); |
nmf_atlantis | 0:dbaef09f6d82 | 95 | pulsetime.reset(); |
nmf_atlantis | 0:dbaef09f6d82 | 96 | io.input(); |
nmf_atlantis | 0:dbaef09f6d82 | 97 | while (io == 0) { |
nmf_atlantis | 0:dbaef09f6d82 | 98 | if (runtime.read_us() > timeout) return -1; |
nmf_atlantis | 0:dbaef09f6d82 | 99 | } |
nmf_atlantis | 0:dbaef09f6d82 | 100 | while (io == 1) { |
nmf_atlantis | 0:dbaef09f6d82 | 101 | if (runtime.read_us() > timeout) return -1; |
nmf_atlantis | 0:dbaef09f6d82 | 102 | } |
nmf_atlantis | 0:dbaef09f6d82 | 103 | pulsetime.start(); |
nmf_atlantis | 0:dbaef09f6d82 | 104 | while (io == 0) { |
nmf_atlantis | 0:dbaef09f6d82 | 105 | if (runtime.read_us() > timeout) return -1; |
nmf_atlantis | 0:dbaef09f6d82 | 106 | } |
nmf_atlantis | 0:dbaef09f6d82 | 107 | pulsetime.stop(); |
nmf_atlantis | 0:dbaef09f6d82 | 108 | return pulsetime.read_us(); |
nmf_atlantis | 0:dbaef09f6d82 | 109 | } |
nmf_atlantis | 0:dbaef09f6d82 | 110 | |
nmf_atlantis | 0:dbaef09f6d82 | 111 | int PulseInOut::read_us() { |
nmf_atlantis | 0:dbaef09f6d82 | 112 | pulsetime.reset(); |
nmf_atlantis | 0:dbaef09f6d82 | 113 | io.input(); |
nmf_atlantis | 0:dbaef09f6d82 | 114 | startval = io; |
nmf_atlantis | 0:dbaef09f6d82 | 115 | while (io == startval) { |
nmf_atlantis | 0:dbaef09f6d82 | 116 | } |
nmf_atlantis | 0:dbaef09f6d82 | 117 | pulsetime.start(); |
nmf_atlantis | 0:dbaef09f6d82 | 118 | while (io != startval) { |
nmf_atlantis | 0:dbaef09f6d82 | 119 | } |
nmf_atlantis | 0:dbaef09f6d82 | 120 | pulsetime.stop(); |
nmf_atlantis | 0:dbaef09f6d82 | 121 | return pulsetime.read_us(); |
nmf_atlantis | 0:dbaef09f6d82 | 122 | } |
nmf_atlantis | 0:dbaef09f6d82 | 123 | |
nmf_atlantis | 0:dbaef09f6d82 | 124 | int PulseInOut::read_us(int timeout) { |
nmf_atlantis | 0:dbaef09f6d82 | 125 | runtime.reset(); |
nmf_atlantis | 0:dbaef09f6d82 | 126 | runtime.start(); |
nmf_atlantis | 0:dbaef09f6d82 | 127 | pulsetime.reset(); |
nmf_atlantis | 0:dbaef09f6d82 | 128 | io.input(); |
nmf_atlantis | 0:dbaef09f6d82 | 129 | startval = io; |
nmf_atlantis | 0:dbaef09f6d82 | 130 | while (io == startval) { |
nmf_atlantis | 0:dbaef09f6d82 | 131 | if (runtime.read_us() > timeout) return -1; |
nmf_atlantis | 0:dbaef09f6d82 | 132 | } |
nmf_atlantis | 0:dbaef09f6d82 | 133 | pulsetime.start(); |
nmf_atlantis | 0:dbaef09f6d82 | 134 | while (io != startval) { |
nmf_atlantis | 0:dbaef09f6d82 | 135 | if (runtime.read_us() > timeout) return -1; |
nmf_atlantis | 0:dbaef09f6d82 | 136 | } |
nmf_atlantis | 0:dbaef09f6d82 | 137 | pulsetime.stop(); |
nmf_atlantis | 0:dbaef09f6d82 | 138 | return pulsetime.read_us(); |
nmf_atlantis | 0:dbaef09f6d82 | 139 | } |