MAXPHASE
if (ltemp > MAXPHASE)
time_offset = MAXPHASE * SCALE_UPDATE;
else if (ltemp < -MAXPHASE)
time_offset = -(MAXPHASE * SCALE_UPDATE);
int32_t time_maxerror = MAXPHASE; /* maximum error (us) */
int32_t time_esterror = MAXPHASE; /* estimated error (us) */
if (lltemp > (MAXPHASE / MINSEC) * SCALE_UPDATE)
lltemp = (MAXPHASE / MINSEC) * SCALE_UPDATE;
if (lltemp > (MAXPHASE / MINSEC) * SCALE_UPDATE)
lltemp = (MAXPHASE / MINSEC) * SCALE_UPDATE;