adr D0 00 R W dra C0 00 R W drb C1 00 R W drc C2 00 R W psc D2 00 R W tcr D3 00 R W ior C8 00 R W wdr D8 00 R W c_copy 85 00 R W num_ms 8C 00 R W A FF 00 R W I 86 00 R W K 87 00 R W V 82 00 R W W 83 00 R W X 80 00 R W Y 81 00 R W adcr D1 00 R W ddra C4 00 R W ddrb C5 00 R W ddrc C6 00 R W opra CC 00 R W oprb CD 00 R W oprc CE 00 R W tscr D4 00 R W num_sec 8B 00 R W b1 88 00 R W drwr C9 00 R W b2 89 00 R W b3 8A 00 R W err_flag 8D 00 R W d128fac 84 00 R W