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ADD: a Noralsy detection, looking for preamble 0xBB0

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This commit is contained in:
iceman1001
2016-12-15 15:50:12 +01:00
parent d48175d4f4
commit 207fc33a42
2 changed files with 13 additions and 1 deletions
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13
common/lfdemod.c
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@@ -708,7 +708,18 @@ int Visa2kDemod_AM(uint8_t *dest, size_t *size) {
//return start position
return (int) startIdx;
}
// by iceman
// find Noralsy preamble in already demoded data
int NoralsyDemod_AM(uint8_t *dest, size_t *size) {
if (*size < 96*2) return -1; //make sure buffer has data
size_t startIdx = 0;
uint8_t preamble[] = {1,0,1,1,1,0,1,1,0,0,0,0};
uint8_t errChk = preambleSearch(dest, preamble, sizeof(preamble), size, &startIdx);
if (errChk == 0) return -2; //preamble not found
if (*size != 96) return -3; //wrong demoded size
//return start position
return (int) startIdx;
}
// find presco preamble 0x10D in already demoded data
int PrescoDemod(uint8_t *dest, size_t *size) {
if (*size < 128*2) return -1; //make sure buffer has data

1
common/lfdemod.h
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@@ -59,4 +59,5 @@ int PrescoDemod(uint8_t *dest, size_t *size);
int NedapDemod(uint8_t *dest, size_t *size);
int JablotronDemod(uint8_t *dest, size_t *size);
int Visa2kDemod_AM(uint8_t *dest, size_t *size);
int NoralsyDemod_AM(uint8_t *dest, size_t *size);
#endif