$DEF R0=X'0080'_0, R1=X'0080'_1 $DEF R2=X'0080'_2, R3=X'0080'_3 $DEF R4=X'0080'_4, R5=X'0080'_5 $DEF R6=X'0080'_6, R7=X'0080'_7 $DEF R8=X'0080'_8, R9=X'0080'_9 $DEF R10=X'0080'_10, R11=X'0080'_11 $DEF R12=X'0080'_12, R13=X'0080'_13 $DEF R14=X'0080'_14, PC=X'0080'_15 $DEF SKM=X'F880'_X'0101' $DEF READ=X'F808'_X'1121', WRITE=X'F808'_X'1161' $DEF READC=X'F808'_X'11A1', WRITEC=X'F808'_X'11E1' $DEF READSR=X'F800'_X'1130' $DEF LDS=X'F882'_X'2115', STO=X'F882'_X'211D' $DEF LDSD=X'F882'_X'2111', STOD=X'F882'_X'2119' $DEF SRA=X'F848'_X'3191', SRC=X'F848'_X'3111' $DEF LOADI=X'F880'_X'6101' $DEF SKNE=X'F880'_X'7101' $DEF ADDI=X'F880'_X'8101' $DEF ANDI=X'F880'_X'9101' $DEF REC=X'F882'_X'A115', DUMP=X'F882'_X'A11D' $DEF RECV=X'F802'_X'A101', DUMPV=X'F802'_X'A109' $DEF MOVE=X'F888'_X'B111' $DEF TEST=X'F488'_X'C911', TESTH=X'F488'_X'C111' $DEF MODR=X'F488'_X'D111', MODS=X'F488'_X'D911' $DEF TRANS=X'F888'_X'E111' $DEF DO=X'F488'_X'F911', DOH=X'F488'_X'F111' $DEF OR=0, AND=1, NOT=2, LOAD=3 $DEF ADD=4, SUB=5, NAND=6, XOR=7