92 lines
2.8 KiB
C++
92 lines
2.8 KiB
C++
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#include "IRremote.h"
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#include "IRremoteInt.h"
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//==============================================================================
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// W W H H Y Y N N TTTTT EEEEE RRRRR
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// W W H H Y Y NN N T E R R
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// W W W HHHHH Y N N N T EEE RRRR
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// W W W H H Y N NN T E R R
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// WWW H H Y N N T EEEEE R R
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//==============================================================================
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#define WHYNTER_BITS 32
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#define WHYNTER_HDR_MARK 2850
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#define WHYNTER_HDR_SPACE 2850
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#define WHYNTER_BIT_MARK 750
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#define WHYNTER_ONE_MARK 750
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#define WHYNTER_ONE_SPACE 2150
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#define WHYNTER_ZERO_MARK 750
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#define WHYNTER_ZERO_SPACE 750
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//+=============================================================================
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#if SEND_WHYNTER
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void IRsend::sendWhynter (unsigned long data, int nbits)
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{
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// Set IR carrier frequency
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enableIROut(38);
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// Start
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mark(WHYNTER_ZERO_MARK);
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space(WHYNTER_ZERO_SPACE);
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// Header
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mark(WHYNTER_HDR_MARK);
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space(WHYNTER_HDR_SPACE);
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// Data
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for (unsigned long mask = 1UL << (nbits - 1); mask; mask >>= 1) {
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if (data & mask) {
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mark(WHYNTER_ONE_MARK);
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space(WHYNTER_ONE_SPACE);
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} else {
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mark(WHYNTER_ZERO_MARK);
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space(WHYNTER_ZERO_SPACE);
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}
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}
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// Footer
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mark(WHYNTER_ZERO_MARK);
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space(WHYNTER_ZERO_SPACE); // Always end with the LED off
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}
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#endif
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//+=============================================================================
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#if DECODE_WHYNTER
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bool IRrecv::decodeWhynter (decode_results *results)
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{
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long data = 0;
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int offset = 1; // skip initial space
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// Check we have the right amount of data
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if (irparams.rawlen < (2 * WHYNTER_BITS) + 6) return false ;
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// Sequence begins with a bit mark and a zero space
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if (!MATCH_MARK (results->rawbuf[offset++], WHYNTER_BIT_MARK )) return false ;
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if (!MATCH_SPACE(results->rawbuf[offset++], WHYNTER_ZERO_SPACE)) return false ;
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// header mark and space
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if (!MATCH_MARK (results->rawbuf[offset++], WHYNTER_HDR_MARK )) return false ;
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if (!MATCH_SPACE(results->rawbuf[offset++], WHYNTER_HDR_SPACE)) return false ;
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// data bits
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for (int i = 0; i < WHYNTER_BITS; i++) {
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if (!MATCH_MARK(results->rawbuf[offset++], WHYNTER_BIT_MARK)) return false ;
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if (MATCH_SPACE(results->rawbuf[offset], WHYNTER_ONE_SPACE )) data = (data << 1) | 1 ;
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else if (MATCH_SPACE(results->rawbuf[offset], WHYNTER_ZERO_SPACE)) data = (data << 1) | 0 ;
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else return false ;
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offset++;
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}
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// trailing mark
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if (!MATCH_MARK(results->rawbuf[offset], WHYNTER_BIT_MARK)) return false ;
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// Success
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results->bits = WHYNTER_BITS;
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results->value = data;
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results->decode_type = WHYNTER;
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return true;
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}
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#endif
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