tht_swrst_clr
tht_swrst_clr(sc, THT_REG_DIS_PRT);
tht_swrst_clr(sc, THT_REG_DIS_QU_0);
tht_swrst_clr(sc, THT_REG_DIS_QU_1);
tht_swrst_clr(sc, THT_REG_RST_QU_0);
tht_swrst_clr(sc, THT_REG_RST_QU_1);
tht_swrst_clr(sc, THT_REG_RST_PRT);