#define OP_SET_RX_LO_OFFSET_REPLY (OP_SET_RX_LO_OFFSET | OP_REPLY_BIT)
#define OP_RESET_DB 15
#define OP_RESET_DB_REPLY (OP_RESET_DB | OP_REPLY_BIT)
+#define OP_SYNC_EVERY_PPS 16
+#define OP_SYNC_EVERY_PPS_REPLY (OP_SYNC_EVERY_PPS | OP_REPLY_BIT)
/*
* All subpackets are a multiple of 4 bytes long.