RemotoIR Libraryに、IRC Helicopter Propo の受信処理と、受信パルス幅測定処理を追加したものです。
Dependents: SwiftPropoIR_TestProgram irRawDataDisplay spinner2 LPC1114_ir-spinne_main-propo
Fork of RemoteIR by
ReceiverIR.cpp@12:2379e13b8b34, 2013-06-23 (annotated)
- Committer:
- suupen
- Date:
- Sun Jun 23 07:23:56 2013 +0000
- Revision:
- 12:2379e13b8b34
- Parent:
- 11:268cc2ab63bd
- Child:
- 13:ec76e93a4d7c
IRC Helicopter "SWIFT" Propo recive data test program
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
shintamainjp | 0:ec264f4ce158 | 1 | /** |
shintamainjp | 9:dcfdac59ef74 | 2 | * IR receiver (Version 0.0.4) |
shintamainjp | 0:ec264f4ce158 | 3 | * |
shintamainjp | 0:ec264f4ce158 | 4 | * Copyright (C) 2010 Shinichiro Nakamura (CuBeatSystems) |
shintamainjp | 0:ec264f4ce158 | 5 | * http://shinta.main.jp/ |
suupen | 12:2379e13b8b34 | 6 | * |
suupen | 12:2379e13b8b34 | 7 | * ------------------------------------------------------- |
suupen | 12:2379e13b8b34 | 8 | * 130616 suupen |
suupen | 12:2379e13b8b34 | 9 | * IRC Helicopter "SWIFT" Propo support |
suupen | 12:2379e13b8b34 | 10 | * Conditional compilation |
suupen | 12:2379e13b8b34 | 11 | * "SWIFT_PROTCOL" |
suupen | 12:2379e13b8b34 | 12 | * "IR_RAW_DATA_ANALYSIS" |
suupen | 12:2379e13b8b34 | 13 | *-------------------------------------------------------- |
shintamainjp | 0:ec264f4ce158 | 14 | */ |
shintamainjp | 0:ec264f4ce158 | 15 | |
shintamainjp | 0:ec264f4ce158 | 16 | #include "ReceiverIR.h" |
shintamainjp | 0:ec264f4ce158 | 17 | |
shintamainjp | 10:c54fb1204d1e | 18 | #define LOCK() |
shintamainjp | 10:c54fb1204d1e | 19 | #define UNLOCK() |
shintamainjp | 0:ec264f4ce158 | 20 | |
shintamainjp | 0:ec264f4ce158 | 21 | #define InRange(x,y) ((((y) * 0.7) < (x)) && ((x) < ((y) * 1.3))) |
shintamainjp | 0:ec264f4ce158 | 22 | |
shintamainjp | 9:dcfdac59ef74 | 23 | /** |
shintamainjp | 9:dcfdac59ef74 | 24 | * Constructor. |
shintamainjp | 9:dcfdac59ef74 | 25 | * |
shintamainjp | 9:dcfdac59ef74 | 26 | * @param rxpin Pin for receive IR signal. |
shintamainjp | 9:dcfdac59ef74 | 27 | */ |
shintamainjp | 0:ec264f4ce158 | 28 | ReceiverIR::ReceiverIR(PinName rxpin) : evt(rxpin) { |
shintamainjp | 9:dcfdac59ef74 | 29 | init_state(); |
shintamainjp | 0:ec264f4ce158 | 30 | evt.fall(this, &ReceiverIR::isr_fall); |
shintamainjp | 0:ec264f4ce158 | 31 | evt.rise(this, &ReceiverIR::isr_rise); |
shintamainjp | 0:ec264f4ce158 | 32 | evt.mode(PullUp); |
shintamainjp | 0:ec264f4ce158 | 33 | ticker.attach_us(this, &ReceiverIR::isr_wdt, 10 * 1000); |
shintamainjp | 0:ec264f4ce158 | 34 | } |
shintamainjp | 0:ec264f4ce158 | 35 | |
shintamainjp | 9:dcfdac59ef74 | 36 | /** |
shintamainjp | 9:dcfdac59ef74 | 37 | * Destructor. |
shintamainjp | 9:dcfdac59ef74 | 38 | */ |
shintamainjp | 1:4adf16017a0f | 39 | ReceiverIR::~ReceiverIR() { |
shintamainjp | 1:4adf16017a0f | 40 | } |
shintamainjp | 1:4adf16017a0f | 41 | |
shintamainjp | 9:dcfdac59ef74 | 42 | /** |
shintamainjp | 9:dcfdac59ef74 | 43 | * Get state. |
shintamainjp | 9:dcfdac59ef74 | 44 | * |
shintamainjp | 9:dcfdac59ef74 | 45 | * @return Current state. |
shintamainjp | 9:dcfdac59ef74 | 46 | */ |
shintamainjp | 0:ec264f4ce158 | 47 | ReceiverIR::State ReceiverIR::getState() { |
shintamainjp | 9:dcfdac59ef74 | 48 | LOCK(); |
shintamainjp | 9:dcfdac59ef74 | 49 | State s = work.state; |
shintamainjp | 9:dcfdac59ef74 | 50 | UNLOCK(); |
shintamainjp | 0:ec264f4ce158 | 51 | return s; |
shintamainjp | 0:ec264f4ce158 | 52 | } |
shintamainjp | 0:ec264f4ce158 | 53 | |
shintamainjp | 9:dcfdac59ef74 | 54 | /** |
shintamainjp | 9:dcfdac59ef74 | 55 | * Get data. |
shintamainjp | 9:dcfdac59ef74 | 56 | * |
shintamainjp | 9:dcfdac59ef74 | 57 | * @param format Pointer to format. |
shintamainjp | 9:dcfdac59ef74 | 58 | * @param buf Buffer of a data. |
shintamainjp | 9:dcfdac59ef74 | 59 | * @param bitlength Bit length of the buffer. |
shintamainjp | 9:dcfdac59ef74 | 60 | * |
shintamainjp | 9:dcfdac59ef74 | 61 | * @return Data bit length. |
shintamainjp | 9:dcfdac59ef74 | 62 | */ |
shintamainjp | 4:2304646f6ff5 | 63 | int ReceiverIR::getData(RemoteIR::Format *format, uint8_t *buf, int bitlength) { |
shintamainjp | 9:dcfdac59ef74 | 64 | LOCK(); |
shintamainjp | 0:ec264f4ce158 | 65 | |
shintamainjp | 4:2304646f6ff5 | 66 | if (bitlength < data.bitcount) { |
shintamainjp | 9:dcfdac59ef74 | 67 | UNLOCK(); |
shintamainjp | 0:ec264f4ce158 | 68 | return -1; |
shintamainjp | 0:ec264f4ce158 | 69 | } |
shintamainjp | 0:ec264f4ce158 | 70 | |
shintamainjp | 9:dcfdac59ef74 | 71 | const int nbits = data.bitcount; |
shintamainjp | 6:e57504fc802e | 72 | const int nbytes = data.bitcount / 8 + (((data.bitcount % 8) != 0) ? 1 : 0); |
shintamainjp | 0:ec264f4ce158 | 73 | *format = data.format; |
shintamainjp | 5:e158c85c55ff | 74 | for (int i = 0; i < nbytes; i++) { |
shintamainjp | 0:ec264f4ce158 | 75 | buf[i] = data.buffer[i]; |
shintamainjp | 0:ec264f4ce158 | 76 | } |
shintamainjp | 0:ec264f4ce158 | 77 | |
shintamainjp | 0:ec264f4ce158 | 78 | init_state(); |
shintamainjp | 0:ec264f4ce158 | 79 | |
shintamainjp | 9:dcfdac59ef74 | 80 | UNLOCK(); |
shintamainjp | 9:dcfdac59ef74 | 81 | return nbits; |
shintamainjp | 0:ec264f4ce158 | 82 | } |
shintamainjp | 0:ec264f4ce158 | 83 | |
shintamainjp | 0:ec264f4ce158 | 84 | void ReceiverIR::init_state(void) { |
shintamainjp | 0:ec264f4ce158 | 85 | work.c1 = -1; |
shintamainjp | 0:ec264f4ce158 | 86 | work.c2 = -1; |
shintamainjp | 0:ec264f4ce158 | 87 | work.c3 = -1; |
shintamainjp | 0:ec264f4ce158 | 88 | work.d1 = -1; |
shintamainjp | 0:ec264f4ce158 | 89 | work.d2 = -1; |
shintamainjp | 9:dcfdac59ef74 | 90 | work.state = Idle; |
shintamainjp | 0:ec264f4ce158 | 91 | data.format = RemoteIR::UNKNOWN; |
shintamainjp | 0:ec264f4ce158 | 92 | data.bitcount = 0; |
shintamainjp | 0:ec264f4ce158 | 93 | timer.stop(); |
shintamainjp | 0:ec264f4ce158 | 94 | timer.reset(); |
shintamainjp | 0:ec264f4ce158 | 95 | for (int i = 0; i < sizeof(data.buffer); i++) { |
shintamainjp | 0:ec264f4ce158 | 96 | data.buffer[i] = 0; |
shintamainjp | 0:ec264f4ce158 | 97 | } |
shintamainjp | 0:ec264f4ce158 | 98 | } |
shintamainjp | 0:ec264f4ce158 | 99 | |
shintamainjp | 0:ec264f4ce158 | 100 | void ReceiverIR::isr_wdt(void) { |
shintamainjp | 9:dcfdac59ef74 | 101 | LOCK(); |
shintamainjp | 0:ec264f4ce158 | 102 | static int cnt = 0; |
shintamainjp | 9:dcfdac59ef74 | 103 | if ((Idle != work.state) || ((0 <= work.c1) || (0 <= work.c2) || (0 <= work.c3) || (0 <= work.d1) || (0 <= work.d2))) { |
shintamainjp | 0:ec264f4ce158 | 104 | cnt++; |
shintamainjp | 0:ec264f4ce158 | 105 | if (cnt > 50) { |
shintamainjp | 11:268cc2ab63bd | 106 | #if 0 |
shintamainjp | 0:ec264f4ce158 | 107 | printf("# WDT [c1=%d, c2=%d, c3=%d, d1=%d, d2=%d, state=%d, format=%d, bitcount=%d]\n", |
shintamainjp | 0:ec264f4ce158 | 108 | work.c1, |
shintamainjp | 0:ec264f4ce158 | 109 | work.c2, |
shintamainjp | 0:ec264f4ce158 | 110 | work.c3, |
shintamainjp | 0:ec264f4ce158 | 111 | work.d1, |
shintamainjp | 0:ec264f4ce158 | 112 | work.d2, |
shintamainjp | 9:dcfdac59ef74 | 113 | work.state, |
shintamainjp | 0:ec264f4ce158 | 114 | data.format, |
shintamainjp | 0:ec264f4ce158 | 115 | data.bitcount); |
shintamainjp | 0:ec264f4ce158 | 116 | #endif |
shintamainjp | 0:ec264f4ce158 | 117 | init_state(); |
shintamainjp | 0:ec264f4ce158 | 118 | cnt = 0; |
shintamainjp | 0:ec264f4ce158 | 119 | } |
shintamainjp | 0:ec264f4ce158 | 120 | } else { |
shintamainjp | 0:ec264f4ce158 | 121 | cnt = 0; |
shintamainjp | 0:ec264f4ce158 | 122 | } |
shintamainjp | 9:dcfdac59ef74 | 123 | UNLOCK(); |
shintamainjp | 0:ec264f4ce158 | 124 | } |
shintamainjp | 0:ec264f4ce158 | 125 | |
shintamainjp | 0:ec264f4ce158 | 126 | void ReceiverIR::isr_fall(void) { |
suupen | 12:2379e13b8b34 | 127 | |
suupen | 12:2379e13b8b34 | 128 | #ifdef IR_RAW_DATA_ANALYSIS |
suupen | 12:2379e13b8b34 | 129 | switch (work.state) { |
suupen | 12:2379e13b8b34 | 130 | case Idle: |
suupen | 12:2379e13b8b34 | 131 | if (work.c1 < 0){ |
suupen | 12:2379e13b8b34 | 132 | check.bitcount = 0; |
suupen | 12:2379e13b8b34 | 133 | check.timecount[check.bitcount++] = 0; |
suupen | 12:2379e13b8b34 | 134 | } else { |
suupen | 12:2379e13b8b34 | 135 | check.timecount[check.bitcount++] = timer.read_us() & ~1; |
suupen | 12:2379e13b8b34 | 136 | } |
suupen | 12:2379e13b8b34 | 137 | break; |
suupen | 12:2379e13b8b34 | 138 | case Receiving: |
suupen | 12:2379e13b8b34 | 139 | |
suupen | 12:2379e13b8b34 | 140 | if ((check.bitcount < 1000)) { |
suupen | 12:2379e13b8b34 | 141 | check.timecount[check.bitcount++] = timer.read_us() & ~1; |
suupen | 12:2379e13b8b34 | 142 | } |
suupen | 12:2379e13b8b34 | 143 | break; |
suupen | 12:2379e13b8b34 | 144 | default: |
suupen | 12:2379e13b8b34 | 145 | break; |
suupen | 12:2379e13b8b34 | 146 | } |
suupen | 12:2379e13b8b34 | 147 | #endif //IR_RAW_DATA_ANALYSIS |
suupen | 12:2379e13b8b34 | 148 | |
shintamainjp | 9:dcfdac59ef74 | 149 | LOCK(); |
shintamainjp | 9:dcfdac59ef74 | 150 | switch (work.state) { |
shintamainjp | 0:ec264f4ce158 | 151 | case Idle: |
shintamainjp | 0:ec264f4ce158 | 152 | if (work.c1 < 0) { |
shintamainjp | 0:ec264f4ce158 | 153 | timer.start(); |
shintamainjp | 0:ec264f4ce158 | 154 | work.c1 = timer.read_us(); |
shintamainjp | 0:ec264f4ce158 | 155 | } else { |
shintamainjp | 0:ec264f4ce158 | 156 | work.c3 = timer.read_us(); |
shintamainjp | 0:ec264f4ce158 | 157 | int a = work.c2 - work.c1; |
shintamainjp | 0:ec264f4ce158 | 158 | int b = work.c3 - work.c2; |
shintamainjp | 11:268cc2ab63bd | 159 | if (InRange(a, RemoteIR::TUS_NEC * 16) && InRange(b, RemoteIR::TUS_NEC * 8)) { |
shintamainjp | 0:ec264f4ce158 | 160 | /* |
shintamainjp | 0:ec264f4ce158 | 161 | * NEC. |
shintamainjp | 0:ec264f4ce158 | 162 | */ |
shintamainjp | 0:ec264f4ce158 | 163 | data.format = RemoteIR::NEC; |
shintamainjp | 9:dcfdac59ef74 | 164 | work.state = Receiving; |
shintamainjp | 0:ec264f4ce158 | 165 | data.bitcount = 0; |
shintamainjp | 11:268cc2ab63bd | 166 | } else if (InRange(a, RemoteIR::TUS_NEC * 16) && InRange(b, RemoteIR::TUS_NEC * 4)) { |
shintamainjp | 0:ec264f4ce158 | 167 | /* |
shintamainjp | 0:ec264f4ce158 | 168 | * NEC Repeat. |
shintamainjp | 0:ec264f4ce158 | 169 | */ |
shintamainjp | 3:dfed23b157e6 | 170 | data.format = RemoteIR::NEC_REPEAT; |
shintamainjp | 9:dcfdac59ef74 | 171 | work.state = Received; |
shintamainjp | 0:ec264f4ce158 | 172 | data.bitcount = 0; |
shintamainjp | 3:dfed23b157e6 | 173 | work.c1 = -1; |
shintamainjp | 3:dfed23b157e6 | 174 | work.c2 = -1; |
shintamainjp | 3:dfed23b157e6 | 175 | work.c3 = -1; |
shintamainjp | 3:dfed23b157e6 | 176 | work.d1 = -1; |
shintamainjp | 3:dfed23b157e6 | 177 | work.d2 = -1; |
shintamainjp | 11:268cc2ab63bd | 178 | } else if (InRange(a, RemoteIR::TUS_AEHA * 8) && InRange(b, RemoteIR::TUS_AEHA * 4)) { |
shintamainjp | 0:ec264f4ce158 | 179 | /* |
shintamainjp | 0:ec264f4ce158 | 180 | * AEHA. |
shintamainjp | 0:ec264f4ce158 | 181 | */ |
shintamainjp | 0:ec264f4ce158 | 182 | data.format = RemoteIR::AEHA; |
shintamainjp | 9:dcfdac59ef74 | 183 | work.state = Receiving; |
shintamainjp | 0:ec264f4ce158 | 184 | data.bitcount = 0; |
shintamainjp | 11:268cc2ab63bd | 185 | } else if (InRange(a, RemoteIR::TUS_AEHA * 8) && InRange(b, RemoteIR::TUS_AEHA * 8)) { |
shintamainjp | 0:ec264f4ce158 | 186 | /* |
shintamainjp | 0:ec264f4ce158 | 187 | * AEHA Repeat. |
shintamainjp | 0:ec264f4ce158 | 188 | */ |
shintamainjp | 3:dfed23b157e6 | 189 | data.format = RemoteIR::AEHA_REPEAT; |
shintamainjp | 9:dcfdac59ef74 | 190 | work.state = Received; |
shintamainjp | 0:ec264f4ce158 | 191 | data.bitcount = 0; |
shintamainjp | 3:dfed23b157e6 | 192 | work.c1 = -1; |
shintamainjp | 3:dfed23b157e6 | 193 | work.c2 = -1; |
shintamainjp | 3:dfed23b157e6 | 194 | work.c3 = -1; |
shintamainjp | 3:dfed23b157e6 | 195 | work.d1 = -1; |
shintamainjp | 3:dfed23b157e6 | 196 | work.d2 = -1; |
suupen | 12:2379e13b8b34 | 197 | #ifdef SWIFT_PROTCOL |
suupen | 12:2379e13b8b34 | 198 | } else if (InRange(a, RemoteIR::TUS_SWIFT * 10) && InRange(b, RemoteIR::TUS_SWIFT * 3)) { |
suupen | 12:2379e13b8b34 | 199 | /* |
suupen | 12:2379e13b8b34 | 200 | * SWIFT. |
suupen | 12:2379e13b8b34 | 201 | */ |
suupen | 12:2379e13b8b34 | 202 | data.format = RemoteIR::SWIFT; |
suupen | 12:2379e13b8b34 | 203 | work.state = Receiving; |
suupen | 12:2379e13b8b34 | 204 | data.bitcount = 0; |
suupen | 12:2379e13b8b34 | 205 | #endif // SWIFT_PROTCOL |
shintamainjp | 0:ec264f4ce158 | 206 | } else { |
suupen | 12:2379e13b8b34 | 207 | #ifdef IR_RAW_DATA_ANALYSIS |
suupen | 12:2379e13b8b34 | 208 | data.format = RemoteIR::UNKNOWN; |
suupen | 12:2379e13b8b34 | 209 | work.state = Receiving; |
suupen | 12:2379e13b8b34 | 210 | data.bitcount = 0; |
suupen | 12:2379e13b8b34 | 211 | #else // ~IR_RAW_DATA_ANALYSIS |
shintamainjp | 0:ec264f4ce158 | 212 | init_state(); |
suupen | 12:2379e13b8b34 | 213 | #endif // IR_RAW_DATA_ANALYSIS |
suupen | 12:2379e13b8b34 | 214 | } |
shintamainjp | 0:ec264f4ce158 | 215 | } |
shintamainjp | 0:ec264f4ce158 | 216 | break; |
shintamainjp | 0:ec264f4ce158 | 217 | case Receiving: |
shintamainjp | 0:ec264f4ce158 | 218 | if (RemoteIR::NEC == data.format) { |
shintamainjp | 0:ec264f4ce158 | 219 | work.d2 = timer.read_us(); |
shintamainjp | 0:ec264f4ce158 | 220 | int a = work.d2 - work.d1; |
shintamainjp | 11:268cc2ab63bd | 221 | if (InRange(a, RemoteIR::TUS_NEC * 3)) { |
shintamainjp | 0:ec264f4ce158 | 222 | data.buffer[data.bitcount / 8] |= (1 << (data.bitcount % 8)); |
shintamainjp | 11:268cc2ab63bd | 223 | } else if (InRange(a, RemoteIR::TUS_NEC * 1)) { |
shintamainjp | 0:ec264f4ce158 | 224 | data.buffer[data.bitcount / 8] &= ~(1 << (data.bitcount % 8)); |
shintamainjp | 0:ec264f4ce158 | 225 | } |
shintamainjp | 0:ec264f4ce158 | 226 | data.bitcount++; |
shintamainjp | 3:dfed23b157e6 | 227 | #if 0 |
shintamainjp | 0:ec264f4ce158 | 228 | /* |
shintamainjp | 0:ec264f4ce158 | 229 | * Length of NEC is always 32 bits. |
shintamainjp | 0:ec264f4ce158 | 230 | */ |
shintamainjp | 0:ec264f4ce158 | 231 | if (32 <= data.bitcount) { |
shintamainjp | 0:ec264f4ce158 | 232 | data.state = Received; |
shintamainjp | 0:ec264f4ce158 | 233 | work.c1 = -1; |
shintamainjp | 0:ec264f4ce158 | 234 | work.c2 = -1; |
shintamainjp | 0:ec264f4ce158 | 235 | work.c3 = -1; |
shintamainjp | 0:ec264f4ce158 | 236 | work.d1 = -1; |
shintamainjp | 0:ec264f4ce158 | 237 | work.d2 = -1; |
shintamainjp | 0:ec264f4ce158 | 238 | } |
shintamainjp | 0:ec264f4ce158 | 239 | #else |
shintamainjp | 0:ec264f4ce158 | 240 | /* |
shintamainjp | 0:ec264f4ce158 | 241 | * Set timeout for tail detection automatically. |
shintamainjp | 0:ec264f4ce158 | 242 | */ |
shintamainjp | 0:ec264f4ce158 | 243 | timeout.detach(); |
shintamainjp | 11:268cc2ab63bd | 244 | timeout.attach_us(this, &ReceiverIR::isr_timeout, RemoteIR::TUS_NEC * 5); |
shintamainjp | 0:ec264f4ce158 | 245 | #endif |
shintamainjp | 0:ec264f4ce158 | 246 | } else if (RemoteIR::AEHA == data.format) { |
shintamainjp | 0:ec264f4ce158 | 247 | work.d2 = timer.read_us(); |
shintamainjp | 0:ec264f4ce158 | 248 | int a = work.d2 - work.d1; |
shintamainjp | 11:268cc2ab63bd | 249 | if (InRange(a, RemoteIR::TUS_AEHA * 3)) { |
shintamainjp | 0:ec264f4ce158 | 250 | data.buffer[data.bitcount / 8] |= (1 << (data.bitcount % 8)); |
shintamainjp | 11:268cc2ab63bd | 251 | } else if (InRange(a, RemoteIR::TUS_AEHA * 1)) { |
shintamainjp | 0:ec264f4ce158 | 252 | data.buffer[data.bitcount / 8] &= ~(1 << (data.bitcount % 8)); |
shintamainjp | 0:ec264f4ce158 | 253 | } |
shintamainjp | 0:ec264f4ce158 | 254 | data.bitcount++; |
shintamainjp | 3:dfed23b157e6 | 255 | #if 0 |
shintamainjp | 0:ec264f4ce158 | 256 | /* |
shintamainjp | 0:ec264f4ce158 | 257 | * Typical length of AEHA is 48 bits. |
shintamainjp | 0:ec264f4ce158 | 258 | * Please check a specification of your remote controller if you find a problem. |
shintamainjp | 0:ec264f4ce158 | 259 | */ |
shintamainjp | 0:ec264f4ce158 | 260 | if (48 <= data.bitcount) { |
shintamainjp | 0:ec264f4ce158 | 261 | data.state = Received; |
shintamainjp | 0:ec264f4ce158 | 262 | work.c1 = -1; |
shintamainjp | 0:ec264f4ce158 | 263 | work.c2 = -1; |
shintamainjp | 0:ec264f4ce158 | 264 | work.c3 = -1; |
shintamainjp | 0:ec264f4ce158 | 265 | work.d1 = -1; |
shintamainjp | 0:ec264f4ce158 | 266 | work.d2 = -1; |
shintamainjp | 0:ec264f4ce158 | 267 | } |
shintamainjp | 0:ec264f4ce158 | 268 | #else |
shintamainjp | 0:ec264f4ce158 | 269 | /* |
shintamainjp | 0:ec264f4ce158 | 270 | * Set timeout for tail detection automatically. |
shintamainjp | 0:ec264f4ce158 | 271 | */ |
shintamainjp | 0:ec264f4ce158 | 272 | timeout.detach(); |
shintamainjp | 11:268cc2ab63bd | 273 | timeout.attach_us(this, &ReceiverIR::isr_timeout, RemoteIR::TUS_AEHA * 5); |
shintamainjp | 0:ec264f4ce158 | 274 | #endif |
shintamainjp | 0:ec264f4ce158 | 275 | } else if (RemoteIR::SONY == data.format) { |
shintamainjp | 0:ec264f4ce158 | 276 | work.d1 = timer.read_us(); |
suupen | 12:2379e13b8b34 | 277 | #ifdef SWIFT_PROTCOL |
suupen | 12:2379e13b8b34 | 278 | } else if (RemoteIR::SWIFT == data.format) { |
suupen | 12:2379e13b8b34 | 279 | work.d2 = timer.read_us(); |
suupen | 12:2379e13b8b34 | 280 | int a = work.d2 - work.d1; |
suupen | 12:2379e13b8b34 | 281 | if (InRange(a, RemoteIR::TUS_SWIFT * 2)) { |
suupen | 12:2379e13b8b34 | 282 | data.buffer[data.bitcount / 8] |= (1 << (7 - (data.bitcount % 8))); |
suupen | 12:2379e13b8b34 | 283 | } else if (InRange(a, RemoteIR::TUS_SWIFT * 1)) { |
suupen | 12:2379e13b8b34 | 284 | data.buffer[data.bitcount / 8] &= ~(1 << (7 - (data.bitcount % 8))); |
suupen | 12:2379e13b8b34 | 285 | } |
suupen | 12:2379e13b8b34 | 286 | data.bitcount++; |
suupen | 12:2379e13b8b34 | 287 | #if 0 |
suupen | 12:2379e13b8b34 | 288 | /* |
suupen | 12:2379e13b8b34 | 289 | * Length of SWIFT is always 32 bits. |
suupen | 12:2379e13b8b34 | 290 | */ |
suupen | 12:2379e13b8b34 | 291 | if (32 <= data.bitcount) { |
suupen | 12:2379e13b8b34 | 292 | work.state = Received; |
suupen | 12:2379e13b8b34 | 293 | work.c1 = -1; |
suupen | 12:2379e13b8b34 | 294 | work.c2 = -1; |
suupen | 12:2379e13b8b34 | 295 | work.c3 = -1; |
suupen | 12:2379e13b8b34 | 296 | work.d1 = -1; |
suupen | 12:2379e13b8b34 | 297 | work.d2 = -1; |
suupen | 12:2379e13b8b34 | 298 | } |
suupen | 12:2379e13b8b34 | 299 | #else |
suupen | 12:2379e13b8b34 | 300 | /* |
suupen | 12:2379e13b8b34 | 301 | * Set timeout for tail detection automatically. |
suupen | 12:2379e13b8b34 | 302 | */ |
suupen | 12:2379e13b8b34 | 303 | timeout.detach(); |
suupen | 12:2379e13b8b34 | 304 | timeout.attach_us(this, &ReceiverIR::isr_timeout, RemoteIR::TUS_SWIFT * 5); |
suupen | 12:2379e13b8b34 | 305 | #endif |
suupen | 12:2379e13b8b34 | 306 | #endif // SWIFT_PROTCOL |
suupen | 12:2379e13b8b34 | 307 | |
suupen | 12:2379e13b8b34 | 308 | #ifdef IR_RAW_DATA_ANALYSIS |
suupen | 12:2379e13b8b34 | 309 | } else if (RemoteIR::SWIFT == data.format) { |
suupen | 12:2379e13b8b34 | 310 | /* |
suupen | 12:2379e13b8b34 | 311 | * Set timeout for tail detection automatically. |
suupen | 12:2379e13b8b34 | 312 | */ |
suupen | 12:2379e13b8b34 | 313 | timeout.detach(); |
suupen | 12:2379e13b8b34 | 314 | timeout.attach_us(this, &ReceiverIR::isr_timeout, (work.c3 - work.c2) * 5); |
suupen | 12:2379e13b8b34 | 315 | #endif // IR_RAW_DATA_ANALYSIS |
shintamainjp | 0:ec264f4ce158 | 316 | } |
shintamainjp | 0:ec264f4ce158 | 317 | break; |
shintamainjp | 0:ec264f4ce158 | 318 | case Received: |
shintamainjp | 0:ec264f4ce158 | 319 | break; |
shintamainjp | 0:ec264f4ce158 | 320 | default: |
shintamainjp | 0:ec264f4ce158 | 321 | break; |
shintamainjp | 0:ec264f4ce158 | 322 | } |
shintamainjp | 9:dcfdac59ef74 | 323 | UNLOCK(); |
shintamainjp | 0:ec264f4ce158 | 324 | } |
shintamainjp | 0:ec264f4ce158 | 325 | |
shintamainjp | 0:ec264f4ce158 | 326 | void ReceiverIR::isr_rise(void) { |
suupen | 12:2379e13b8b34 | 327 | |
suupen | 12:2379e13b8b34 | 328 | #ifdef IR_RAW_DATA_ANALYSIS |
suupen | 12:2379e13b8b34 | 329 | switch (work.state) { |
suupen | 12:2379e13b8b34 | 330 | case Idle: |
suupen | 12:2379e13b8b34 | 331 | case Receiving: |
suupen | 12:2379e13b8b34 | 332 | check.timecount[check.bitcount++] = timer.read_us() | 1; |
suupen | 12:2379e13b8b34 | 333 | break; |
suupen | 12:2379e13b8b34 | 334 | default: |
suupen | 12:2379e13b8b34 | 335 | break; |
suupen | 12:2379e13b8b34 | 336 | } |
suupen | 12:2379e13b8b34 | 337 | #endif //IR_RAW_DATA_ANALYSIS |
suupen | 12:2379e13b8b34 | 338 | |
shintamainjp | 9:dcfdac59ef74 | 339 | LOCK(); |
shintamainjp | 9:dcfdac59ef74 | 340 | switch (work.state) { |
shintamainjp | 0:ec264f4ce158 | 341 | case Idle: |
shintamainjp | 0:ec264f4ce158 | 342 | if (0 <= work.c1) { |
shintamainjp | 0:ec264f4ce158 | 343 | work.c2 = timer.read_us(); |
shintamainjp | 0:ec264f4ce158 | 344 | int a = work.c2 - work.c1; |
shintamainjp | 11:268cc2ab63bd | 345 | if (InRange(a, RemoteIR::TUS_SONY * 4)) { |
shintamainjp | 0:ec264f4ce158 | 346 | data.format = RemoteIR::SONY; |
shintamainjp | 9:dcfdac59ef74 | 347 | work.state = Receiving; |
shintamainjp | 0:ec264f4ce158 | 348 | data.bitcount = 0; |
shintamainjp | 0:ec264f4ce158 | 349 | } else { |
shintamainjp | 0:ec264f4ce158 | 350 | static const int MINIMUM_LEADER_WIDTH = 150; |
shintamainjp | 0:ec264f4ce158 | 351 | if (a < MINIMUM_LEADER_WIDTH) { |
shintamainjp | 0:ec264f4ce158 | 352 | init_state(); |
shintamainjp | 0:ec264f4ce158 | 353 | } |
shintamainjp | 0:ec264f4ce158 | 354 | } |
shintamainjp | 0:ec264f4ce158 | 355 | } else { |
shintamainjp | 0:ec264f4ce158 | 356 | init_state(); |
shintamainjp | 0:ec264f4ce158 | 357 | } |
shintamainjp | 0:ec264f4ce158 | 358 | break; |
shintamainjp | 0:ec264f4ce158 | 359 | case Receiving: |
shintamainjp | 0:ec264f4ce158 | 360 | if (RemoteIR::NEC == data.format) { |
shintamainjp | 0:ec264f4ce158 | 361 | work.d1 = timer.read_us(); |
shintamainjp | 0:ec264f4ce158 | 362 | } else if (RemoteIR::AEHA == data.format) { |
shintamainjp | 0:ec264f4ce158 | 363 | work.d1 = timer.read_us(); |
suupen | 12:2379e13b8b34 | 364 | #ifdef SWIFT_PROTCOL |
suupen | 12:2379e13b8b34 | 365 | } else if (RemoteIR::SWIFT == data.format) { |
suupen | 12:2379e13b8b34 | 366 | work.d1 = timer.read_us(); |
suupen | 12:2379e13b8b34 | 367 | #endif // SWIFT_PROTCOL |
shintamainjp | 0:ec264f4ce158 | 368 | } else if (RemoteIR::SONY == data.format) { |
shintamainjp | 0:ec264f4ce158 | 369 | work.d2 = timer.read_us(); |
shintamainjp | 0:ec264f4ce158 | 370 | int a = work.d2 - work.d1; |
shintamainjp | 11:268cc2ab63bd | 371 | if (InRange(a, RemoteIR::TUS_SONY * 2)) { |
shintamainjp | 0:ec264f4ce158 | 372 | data.buffer[data.bitcount / 8] |= (1 << (data.bitcount % 8)); |
shintamainjp | 11:268cc2ab63bd | 373 | } else if (InRange(a, RemoteIR::TUS_SONY * 1)) { |
shintamainjp | 0:ec264f4ce158 | 374 | data.buffer[data.bitcount / 8] &= ~(1 << (data.bitcount % 8)); |
shintamainjp | 0:ec264f4ce158 | 375 | } |
shintamainjp | 0:ec264f4ce158 | 376 | data.bitcount++; |
shintamainjp | 3:dfed23b157e6 | 377 | #if 0 |
shintamainjp | 0:ec264f4ce158 | 378 | /* |
shintamainjp | 9:dcfdac59ef74 | 379 | * How do I know the correct length? (6bits, 12bits, 15bits, 20bits...) |
shintamainjp | 0:ec264f4ce158 | 380 | * By a model only? |
shintamainjp | 0:ec264f4ce158 | 381 | * Please check a specification of your remote controller if you find a problem. |
shintamainjp | 0:ec264f4ce158 | 382 | */ |
shintamainjp | 0:ec264f4ce158 | 383 | if (12 <= data.bitcount) { |
shintamainjp | 0:ec264f4ce158 | 384 | data.state = Received; |
shintamainjp | 0:ec264f4ce158 | 385 | work.c1 = -1; |
shintamainjp | 0:ec264f4ce158 | 386 | work.c2 = -1; |
shintamainjp | 0:ec264f4ce158 | 387 | work.c3 = -1; |
shintamainjp | 0:ec264f4ce158 | 388 | work.d1 = -1; |
shintamainjp | 0:ec264f4ce158 | 389 | work.d2 = -1; |
shintamainjp | 0:ec264f4ce158 | 390 | } |
shintamainjp | 0:ec264f4ce158 | 391 | #else |
shintamainjp | 0:ec264f4ce158 | 392 | /* |
shintamainjp | 0:ec264f4ce158 | 393 | * Set timeout for tail detection automatically. |
shintamainjp | 0:ec264f4ce158 | 394 | */ |
shintamainjp | 0:ec264f4ce158 | 395 | timeout.detach(); |
shintamainjp | 11:268cc2ab63bd | 396 | timeout.attach_us(this, &ReceiverIR::isr_timeout, RemoteIR::TUS_SONY * 4); |
shintamainjp | 0:ec264f4ce158 | 397 | #endif |
shintamainjp | 0:ec264f4ce158 | 398 | } |
shintamainjp | 0:ec264f4ce158 | 399 | break; |
shintamainjp | 0:ec264f4ce158 | 400 | case Received: |
shintamainjp | 0:ec264f4ce158 | 401 | break; |
shintamainjp | 0:ec264f4ce158 | 402 | default: |
shintamainjp | 0:ec264f4ce158 | 403 | break; |
shintamainjp | 0:ec264f4ce158 | 404 | } |
shintamainjp | 9:dcfdac59ef74 | 405 | UNLOCK(); |
shintamainjp | 0:ec264f4ce158 | 406 | } |
shintamainjp | 0:ec264f4ce158 | 407 | |
shintamainjp | 0:ec264f4ce158 | 408 | void ReceiverIR::isr_timeout(void) { |
shintamainjp | 9:dcfdac59ef74 | 409 | LOCK(); |
shintamainjp | 9:dcfdac59ef74 | 410 | #if 0 |
shintamainjp | 9:dcfdac59ef74 | 411 | printf("# TIMEOUT [c1=%d, c2=%d, c3=%d, d1=%d, d2=%d, state=%d, format=%d, bitcount=%d]\n", |
shintamainjp | 9:dcfdac59ef74 | 412 | work.c1, |
shintamainjp | 9:dcfdac59ef74 | 413 | work.c2, |
shintamainjp | 9:dcfdac59ef74 | 414 | work.c3, |
shintamainjp | 9:dcfdac59ef74 | 415 | work.d1, |
shintamainjp | 9:dcfdac59ef74 | 416 | work.d2, |
shintamainjp | 9:dcfdac59ef74 | 417 | work.state, |
shintamainjp | 9:dcfdac59ef74 | 418 | data.format, |
shintamainjp | 9:dcfdac59ef74 | 419 | data.bitcount); |
shintamainjp | 9:dcfdac59ef74 | 420 | #endif |
suupen | 12:2379e13b8b34 | 421 | |
suupen | 12:2379e13b8b34 | 422 | #ifdef IR_RAW_DATA_ANALYSIS |
suupen | 12:2379e13b8b34 | 423 | #if 1 //debug |
suupen | 12:2379e13b8b34 | 424 | for ( int i = 0; i < check.bitcount; i++){ |
suupen | 12:2379e13b8b34 | 425 | printf("%02d : %06d , %06d , %04d \n", |
suupen | 12:2379e13b8b34 | 426 | i, |
suupen | 12:2379e13b8b34 | 427 | check.timecount[i], |
suupen | 12:2379e13b8b34 | 428 | check.timecount[i + 1], |
suupen | 12:2379e13b8b34 | 429 | (check.timecount[i + 1] - check.timecount[i])); |
suupen | 12:2379e13b8b34 | 430 | |
suupen | 12:2379e13b8b34 | 431 | if( (i % 2) != 0){printf("\n");} |
suupen | 12:2379e13b8b34 | 432 | } |
suupen | 12:2379e13b8b34 | 433 | printf("\n"); |
suupen | 12:2379e13b8b34 | 434 | #endif //debug |
suupen | 12:2379e13b8b34 | 435 | #endif //IR_RAW_DATA_ANALYSIS |
suupen | 12:2379e13b8b34 | 436 | |
shintamainjp | 9:dcfdac59ef74 | 437 | if (work.state == Receiving) { |
shintamainjp | 9:dcfdac59ef74 | 438 | work.state = Received; |
shintamainjp | 0:ec264f4ce158 | 439 | work.c1 = -1; |
shintamainjp | 0:ec264f4ce158 | 440 | work.c2 = -1; |
shintamainjp | 0:ec264f4ce158 | 441 | work.c3 = -1; |
shintamainjp | 0:ec264f4ce158 | 442 | work.d1 = -1; |
shintamainjp | 0:ec264f4ce158 | 443 | work.d2 = -1; |
shintamainjp | 0:ec264f4ce158 | 444 | } |
shintamainjp | 9:dcfdac59ef74 | 445 | UNLOCK(); |
shintamainjp | 0:ec264f4ce158 | 446 | } |
suupen | 12:2379e13b8b34 | 447 | |
suupen | 12:2379e13b8b34 | 448 |