// FSK demodulator
size = fsk_wave_demod(dest, size, fchigh, fclow, startIdx);
size = aggregate_bits(dest, size, rfLen, invert, fchigh, fclow, startIdx);
// FSK demodulator
size = fsk_wave_demod(dest, size, fchigh, fclow, startIdx);
size = aggregate_bits(dest, size, rfLen, invert, fchigh, fclow, startIdx);