//by marshmellow (from holiman's base)
// full fsk demod from GraphBuffer wave to decoded 1s and 0s (no mandemod)
//by marshmellow (from holiman's base)
// full fsk demod from GraphBuffer wave to decoded 1s and 0s (no mandemod)
-int fskdemod_ext(uint8_t *dest, size_t size, uint8_t rfLen, uint8_t invert, uint8_t fchigh, uint8_t fclow, int *startIdx) {
+int fskdemod(uint8_t *dest, size_t size, uint8_t rfLen, uint8_t invert, uint8_t fchigh, uint8_t fclow, int *startIdx) {
if (justNoise(dest, size)) return 0;
// FSK demodulator
size = fsk_wave_demod(dest, size, fchigh, fclow, startIdx);
if (justNoise(dest, size)) return 0;
// FSK demodulator
size = fsk_wave_demod(dest, size, fchigh, fclow, startIdx);
-int fskdemod(uint8_t *dest, size_t size, uint8_t rfLen, uint8_t invert, uint8_t fchigh, uint8_t fclow) {
- int startIdx=0;
- return fskdemod_ext(dest, size, rfLen, invert, fchigh, fclow, &startIdx);
-}
-
- *size = fskdemod(dest, *size, 50, 1, 10, 8); // fsk2a RF/50
+ *size = fskdemod(dest, *size, 50, 1, 10, 8, waveStartIdx); // fsk2a RF/50
if (*size < 96) return -3; //did we get a good demod?
uint8_t preamble[] = {0,0,0,0,0,0,0,1};
if (*size < 96) return -3; //did we get a good demod?
uint8_t preamble[] = {0,0,0,0,0,0,0,1};
-int HIDdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo) {
+int HIDdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo, int *waveStartIdx) {
- // FSK demodulator
- *size = fskdemod(dest, size2,50,1,10,8); //fsk2a
+ // FSK demodulator fsk2a so invert and fc/10/8
+ *size = fskdemod(dest, size2, 50, 1, 10, 8, waveStartIdx);
if (*size < 96*2) return -2;
// 00011101 bit pattern represent start of frame, 01 pattern represents a 0 and 10 represents a 1
uint8_t preamble[] = {0,0,0,1,1,1,0,1};
if (*size < 96*2) return -2;
// 00011101 bit pattern represent start of frame, 01 pattern represents a 0 and 10 represents a 1
uint8_t preamble[] = {0,0,0,1,1,1,0,1};
- // FSK demodulator
- size = fskdemod(dest, size, 64, 1, 10, 8); // FSK2a RF/64
+ // FSK demodulator RF/64, fsk2a so invert, and fc/10/8
+ size = fskdemod(dest, size, 64, 1, 10, 8, waveStartIdx);
-int ParadoxdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo) {
+int ParadoxdemodFSK(uint8_t *dest, size_t *size, uint32_t *hi2, uint32_t *hi, uint32_t *lo, int *waveStartIdx) {
- *size = fskdemod(dest, size2,50,1,10,8); //fsk2a
+ *size = fskdemod(dest, size2,50,1,10,8,waveStartIdx); //fsk2a
if (*size < 96) return -2;
// 00001111 bit pattern represent start of frame, 01 pattern represents a 0 and 10 represents a 1
if (*size < 96) return -2;
// 00001111 bit pattern represent start of frame, 01 pattern represents a 0 and 10 represents a 1
- *size = fskdemod(dest, *size, 50, 1, 10, 8); // fsk2a RF/50
+ *size = fskdemod(dest, *size, 50, 1, 10, 8, waveStartIdx); // fsk2a RF/50
if (*size < 128) return -2; //did we get a good demod?
uint8_t preamble[] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1};
if (*size < 128) return -2; //did we get a good demod?
uint8_t preamble[] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1};