TIMESYNCMSG_LEN = sizeof(TimeSyncMsg) - sizeof(nx_uint32_t),
TS_TIMER_MODE = 0, // see TimeSyncMode interface
TS_USER_MODE = 1, // see TimeSyncMode interface
TIMESYNCMSG_LEN = sizeof(TimeSyncMsg) - sizeof(nx_uint32_t),
TS_TIMER_MODE = 0, // see TimeSyncMode interface
TS_USER_MODE = 1, // see TimeSyncMode interface