tav_write_byte
tav_write_byte(iot, ioh, TAV_RESET, 1);
tav_write_byte(iot, ioh, TAV_PCM_ORD, sc->sc_pcm_ord);
tav_write_byte(iot, ioh, TAV_PCM_18, sc->sc_pcm_18);
tav_write_byte(iot, ioh, TAV_DIF, sc->sc_dif);
tav_write_byte(iot, ioh, TAV_PCM_DIV, sc->sc_pcm_div);
tav_write_byte(iot, ioh, TAV_AUD_ID_EN, 0);
tav_write_byte(iot, ioh, TAV_SKIP, 0);
tav_write_byte(iot, ioh, TAV_REPEAT, 0);
tav_write_byte(iot, ioh, TAV_MUTE, 0);
tav_write_byte(iot, ioh, TAV_PLAY, 1);
tav_write_byte(iot, ioh, TAV_SYNC_ECM, 0);
tav_write_byte(iot, ioh, TAV_CRC_ECM, 0);
tav_write_byte(iot, ioh, TAV_ATTEN_L, 0);
tav_write_byte(iot, ioh, TAV_ATTEN_R, 0);
tav_write_byte(iot, ioh, TAV_SIN_EN, 0);
tav_write_byte(iot, ioh, TAV_SYNC_ECM, TAV_ECM_REPEAT);
tav_write_byte(iot, ioh, TAV_CRC_ECM, TAV_ECM_REPEAT);
tav_write_byte(iot, ioh, TAV_PLAY, 1);
tav_write_byte(iot, ioh, TAV_MUTE, 0);
tav_write_byte(iot, ioh, TAV_PLAY, 0);
tav_write_byte(iot, ioh, TAV_RESTART, 1);
tav_write_byte(iot, ioh, TAV_MUTE, !value);