tumbler_write
tumbler_write(sc, TUMBLER_LB0, tumbler_initdata.LB0);
tumbler_write(sc, TUMBLER_LB1, tumbler_initdata.LB1);
tumbler_write(sc, TUMBLER_LB2, tumbler_initdata.LB2);
tumbler_write(sc, TUMBLER_LB3, tumbler_initdata.LB3);
tumbler_write(sc, TUMBLER_LB4, tumbler_initdata.LB4);
tumbler_write(sc, TUMBLER_LB5, tumbler_initdata.LB5);
tumbler_write(sc, TUMBLER_RB0, tumbler_initdata.RB0);
tumbler_write(sc, TUMBLER_RB1, tumbler_initdata.RB1);
tumbler_write(sc, TUMBLER_RB1, tumbler_initdata.RB1);
tumbler_write(sc, TUMBLER_RB2, tumbler_initdata.RB2);
tumbler_write(sc, TUMBLER_RB3, tumbler_initdata.RB3);
tumbler_write(sc, TUMBLER_RB4, tumbler_initdata.RB4);
tumbler_write(sc, TUMBLER_RB5, tumbler_initdata.RB5);
tumbler_write(sc, TUMBLER_MCR, tumbler_initdata.MCR);
tumbler_write(sc, TUMBLER_DRC, tumbler_initdata.DRC);
tumbler_write(sc, TUMBLER_VOLUME, tumbler_initdata.VOLUME);
tumbler_write(sc, TUMBLER_TREBLE, tumbler_initdata.TREBLE);
tumbler_write(sc, TUMBLER_BASS, tumbler_initdata.BASS);
tumbler_write(sc, TUMBLER_MIXER1, tumbler_initdata.MIXER1);
tumbler_write(sc, TUMBLER_MIXER2, tumbler_initdata.MIXER2);
tumbler_write(sc, TUMBLER_VOLUME, reg);