PEFE
SUB_REG(PEFE, PITCHAMOUNT, 0x0000ff00) /* Pitch envlope amount */
SUB_REG(PEFE, FILTERAMOUNT, 0x000000ff) /* Filter envlope amount */
PEFE, vp->reg.parm.pefe,
ATKHLDM, DCYSUSM, LFOVAL2, IP, IFATN, PEFE, FMMOD, TREMFRQ, FM2FRQ2,
PEFE, 0,