Embedded Class - Final Project / Final

Infrared remote library for Arduino: send and receive infrared signals with multiple protocols Port from Arduino-IRremote https://github.com/z3t0/Arduino-IRremote

Dependents:   mbed-os-example-FinalReal mbed-os-example-FinalReal

ir_Mitsubishi.cpp@8:0650578366fd, 2019-06-16 (annotated)

Committer:
eunmango
Date:
Sun Jun 16 04:36:58 2019 +0000
Revision:
8:0650578366fd
Parent:
5:a4dfe2bb80b9 
dd

Who changed what in which revision?

UserRevisionLine numberNew contents of line
yuhki50 0:70c8e56bac45 1 #include "IRremote.h"
yuhki50 0:70c8e56bac45 2 #include "IRremoteInt.h"
yuhki50 0:70c8e56bac45 3
yuhki50 0:70c8e56bac45 4 //==============================================================================
yuhki50 0:70c8e56bac45 5 // MMMMM IIIII TTTTT SSSS U U BBBB IIIII SSSS H H IIIII
yuhki50 0:70c8e56bac45 6 // M M M I T S U U B B I S H H I
yuhki50 0:70c8e56bac45 7 // M M M I T SSS U U BBBB I SSS HHHHH I
yuhki50 0:70c8e56bac45 8 // M M I T S U U B B I S H H I
yuhki50 0:70c8e56bac45 9 // M M IIIII T SSSS UUU BBBBB IIIII SSSS H H IIIII
yuhki50 0:70c8e56bac45 10 //==============================================================================
yuhki50 0:70c8e56bac45 11
yuhki50 0:70c8e56bac45 12 // Looks like Sony except for timings, 48 chars of data and time/space different
yuhki50 0:70c8e56bac45 13
yuhki50 0:70c8e56bac45 14 #define MITSUBISHI_BITS 16
yuhki50 0:70c8e56bac45 15
yuhki50 0:70c8e56bac45 16 // Mitsubishi RM 75501
yuhki50 0:70c8e56bac45 17 // 14200 7 41 7 42 7 42 7 17 7 17 7 18 7 41 7 18 7 17 7 17 7 18 7 41 8 17 7 17 7 18 7 17 7
yuhki50 0:70c8e56bac45 18 // #define MITSUBISHI_HDR_MARK 250 // seen range 3500
yuhki50 0:70c8e56bac45 19 #define MITSUBISHI_HDR_SPACE 350 // 7*50+100
yuhki50 0:70c8e56bac45 20 #define MITSUBISHI_ONE_MARK 1950 // 41*50-100
yuhki50 0:70c8e56bac45 21 #define MITSUBISHI_ZERO_MARK 750 // 17*50-100
yuhki50 0:70c8e56bac45 22 // #define MITSUBISHI_DOUBLE_SPACE_USECS 800 // usually ssee 713 - not using ticks as get number wrapround
yuhki50 0:70c8e56bac45 23 // #define MITSUBISHI_RPT_LENGTH 45000
yuhki50 0:70c8e56bac45 24
yuhki50 0:70c8e56bac45 25 //+=============================================================================
yuhki50 0:70c8e56bac45 26 #if DECODE_MITSUBISHI
yuhki50 0:70c8e56bac45 27 bool IRrecv::decodeMitsubishi (decode_results *results)
yuhki50 0:70c8e56bac45 28 {
yuhki50 5:a4dfe2bb80b9 29 //printf("?!? decoding Mitsubishi:%d want %d\n", irparams.rawlen, 2 * MITSUBISHI_BITS + 2);
yuhki50 0:70c8e56bac45 30 long data = 0;
yuhki50 0:70c8e56bac45 31 if (irparams.rawlen < 2 * MITSUBISHI_BITS + 2) return false ;
yuhki50 0:70c8e56bac45 32 int offset = 0; // Skip first space
yuhki50 0:70c8e56bac45 33 // Initial space
yuhki50 0:70c8e56bac45 34
yuhki50 0:70c8e56bac45 35 #if 0
yuhki50 0:70c8e56bac45 36 // Put this back in for debugging - note can't use #DEBUG as if Debug on we don't see the repeat cos of the delay
yuhki50 5:a4dfe2bb80b9 37 printf("IR Gap: %d\n", results->rawbuf[offset]);
yuhki50 5:a4dfe2bb80b9 38 printf("test against: %d\n", results->rawbuf[offset]);
yuhki50 0:70c8e56bac45 39 #endif
yuhki50 0:70c8e56bac45 40
yuhki50 0:70c8e56bac45 41 #if 0
yuhki50 0:70c8e56bac45 42 // Not seeing double keys from Mitsubishi
yuhki50 0:70c8e56bac45 43 if (results->rawbuf[offset] < MITSUBISHI_DOUBLE_SPACE_USECS) {
yuhki50 0:70c8e56bac45 44 // Serial.print("IR Gap found: ");
yuhki50 0:70c8e56bac45 45 results->bits = 0;
yuhki50 0:70c8e56bac45 46 results->value = REPEAT;
yuhki50 0:70c8e56bac45 47 results->decode_type = MITSUBISHI;
yuhki50 0:70c8e56bac45 48 return true;
yuhki50 0:70c8e56bac45 49 }
yuhki50 0:70c8e56bac45 50 #endif
yuhki50 0:70c8e56bac45 51
yuhki50 0:70c8e56bac45 52 offset++;
yuhki50 0:70c8e56bac45 53
yuhki50 0:70c8e56bac45 54 // Typical
yuhki50 0:70c8e56bac45 55 // 14200 7 41 7 42 7 42 7 17 7 17 7 18 7 41 7 18 7 17 7 17 7 18 7 41 8 17 7 17 7 18 7 17 7
yuhki50 0:70c8e56bac45 56
yuhki50 0:70c8e56bac45 57 // Initial Space
yuhki50 0:70c8e56bac45 58 if (!MATCH_MARK(results->rawbuf[offset], MITSUBISHI_HDR_SPACE)) return false ;
yuhki50 0:70c8e56bac45 59 offset++;
yuhki50 0:70c8e56bac45 60
yuhki50 0:70c8e56bac45 61 while (offset + 1 < irparams.rawlen) {
yuhki50 0:70c8e56bac45 62 if (MATCH_MARK(results->rawbuf[offset], MITSUBISHI_ONE_MARK)) data = (data << 1) | 1 ;
yuhki50 0:70c8e56bac45 63 else if (MATCH_MARK(results->rawbuf[offset], MITSUBISHI_ZERO_MARK)) data <<= 1 ;
yuhki50 0:70c8e56bac45 64 else return false ;
yuhki50 0:70c8e56bac45 65 offset++;
yuhki50 0:70c8e56bac45 66
yuhki50 0:70c8e56bac45 67 if (!MATCH_SPACE(results->rawbuf[offset], MITSUBISHI_HDR_SPACE)) break ;
yuhki50 0:70c8e56bac45 68 offset++;
yuhki50 0:70c8e56bac45 69 }
yuhki50 0:70c8e56bac45 70
yuhki50 0:70c8e56bac45 71 // Success
yuhki50 0:70c8e56bac45 72 results->bits = (offset - 1) / 2;
yuhki50 0:70c8e56bac45 73 if (results->bits < MITSUBISHI_BITS) {
yuhki50 0:70c8e56bac45 74 results->bits = 0;
yuhki50 0:70c8e56bac45 75 return false;
yuhki50 0:70c8e56bac45 76 }
yuhki50 0:70c8e56bac45 77
yuhki50 0:70c8e56bac45 78 results->value = data;
yuhki50 0:70c8e56bac45 79 results->decode_type = MITSUBISHI;
yuhki50 0:70c8e56bac45 80 return true;
yuhki50 0:70c8e56bac45 81 }
yuhki50 0:70c8e56bac45 82 #endif
yuhki50 0:70c8e56bac45 83