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Copy pathir_Samsung.cpp
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92 lines (78 loc) · 2.77 KB
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#include "IRremote.h"
#include "IRremoteInt.h"
//==============================================================================
// SSSS AAA MMM SSSS U U N N GGGG
// S A A M M M S U U NN N G
// SSS AAAAA M M M SSS U U N N N G GG
// S A A M M S U U N NN G G
// SSSS A A M M SSSS UUU N N GGG
//==============================================================================
#define SAMSUNG_BITS 32
#define SAMSUNG_HDR_MARK 5000
#define SAMSUNG_HDR_SPACE 5000
#define SAMSUNG_BIT_MARK 560
#define SAMSUNG_ONE_SPACE 1600
#define SAMSUNG_ZERO_SPACE 560
#define SAMSUNG_RPT_SPACE 2250
//+=============================================================================
#if SEND_SAMSUNG
void IRsend::sendSAMSUNG (unsigned long data, int nbits)
{
// Set IR carrier frequency
enableIROut(38);
// Header
mark(SAMSUNG_HDR_MARK);
space(SAMSUNG_HDR_SPACE);
// Data
for (unsigned long mask = 1UL << (nbits - 1); mask; mask >>= 1) {
if (data & mask) {
mark(SAMSUNG_BIT_MARK);
space(SAMSUNG_ONE_SPACE);
} else {
mark(SAMSUNG_BIT_MARK);
space(SAMSUNG_ZERO_SPACE);
}
}
// Footer
mark(SAMSUNG_BIT_MARK);
space(0); // Always end with the LED off
}
#endif
//+=============================================================================
// SAMSUNGs have a repeat only 4 items long
//
#if DECODE_SAMSUNG
bool IRrecv::decodeSAMSUNG (decode_results *results)
{
long data = 0;
int offset = 1; // Skip first space
// Initial mark
if (!MATCH_MARK(results->rawbuf[offset], SAMSUNG_HDR_MARK)) return false ;
offset++;
// Check for repeat
if ( (irparams.rawlen == 4)
&& MATCH_SPACE(results->rawbuf[offset], SAMSUNG_RPT_SPACE)
&& MATCH_MARK(results->rawbuf[offset+1], SAMSUNG_BIT_MARK)
) {
results->bits = 0;
results->value = REPEAT;
results->decode_type = SAMSUNG;
return true;
}
if (irparams.rawlen < (2 * SAMSUNG_BITS) + 4) return false ;
// Initial space
if (!MATCH_SPACE(results->rawbuf[offset++], SAMSUNG_HDR_SPACE)) return false ;
for (int i = 0; i < SAMSUNG_BITS; i++) {
if (!MATCH_MARK(results->rawbuf[offset++], SAMSUNG_BIT_MARK)) return false ;
if (MATCH_SPACE(results->rawbuf[offset], SAMSUNG_ONE_SPACE)) data = (data << 1) | 1 ;
else if (MATCH_SPACE(results->rawbuf[offset], SAMSUNG_ZERO_SPACE)) data = (data << 1) | 0 ;
else return false ;
offset++;
}
// Success
results->bits = SAMSUNG_BITS;
results->value = data;
results->decode_type = SAMSUNG;
return true;
}
#endif