oSNR             2825 src/dps8/dps8_ins.c              word12 oSNR = getbits36_12 (cpu.CY, 6);
oSNR             2827 src/dps8/dps8_ins.c              if (oSNR == 07777)
oSNR             2830 src/dps8/dps8_ins.c                cpu.PR[n].SNR = oSNR; // unsigned word will 0-extend.