du1_nDDU_STEA    1208 src/dps8/dps8_cpu.h #define DU_CYCLE_DDU_STEA  clrmask (& cpu.du.cycle1, du1_nDDU_STEA)
du1_nDDU_STEA    1226 src/dps8/dps8_cpu.h                       du1_nDDU_STEA    | \