📄 chap.5.parallel_io.ps
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2487 1184(.)N2487 1205(.)N2487 1225(.)N2487 1246(.)N2487 1266(.)N2487 1287(.)N2631 1143(.)N2631 1164(.)N2631 1184(.)N2631 1205(.)N2631 1225(.)N2631 1246(.)N2631 1266(.)N2631 1287(.)N2775 1143(.)N2775 1164(.)N2775 1184(.)N2775 1205(.)N2775 1225(.)N2775 1246(.)N2775 1266(.)N2775 1287(.)N2919 1143(.)N2919 1164(.)N2919 1184(.)N2919 1205(.)N2919 1225(.)N2919 1246(.)N2919 1266(.)N2919 1287(.)N3063 1143(.)N3063 1164(.)N3063 1184(.)N3063 1205(.)N3063 1225(.)N3063 1246(.)N3063 1266(.)N3063 1287(.)N3207 999 MXY0 -144 Dl-1151 0 Dl0 144 Dl1151 0 Dl1575 MY0 -144 Dl-1151 0 Dl0 144 Dl1151 0 Dl2200 1431(.)N2200 1452(.)N2200 1472(.)N2200 1493(.)N2200 1513(.)N2200 1534(.)N2200 1554(.)N2200 1575(.)N2344 1431(.)N2344 1452(.)N2344 1472(.)N2344 1493(.)N2344 1513(.)N2344 1534(.)N2344 1554(.)N2344 1575(.)N2487 1431(.)N2487 1452(.)N2487 1472(.)N2487 1493(.)N2487 1513(.)N2487 1534(.)N2487 1554(.)N2487 1575(.)N2631 1431(.)N2631 1452(.)N2631 1472(.)N2631 1493(.)N2631 1513(.)N2631 1534(.)N2631 1554(.)N2631 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5374(inputs)N836(and)X1000(close)X1223(outputs.)X1555(The)X1730(second)X2022(line)X2193(waits)X2422(until)X2625(the)X2769(tank)X2961(is)X3051(full,)X3235(and)X3400(the)X3544(third)X3752(line)X3923(opens)X4173(the)X576 5486(output)N846(and)X1009(closes)X1268(the)X1410(inputs.)X50 p%%Page: 50 512 s 0 xH 0 xS 1 f3 f576 400(57:017)N872(CIE)X1 f2329(-)X2385(50)X2505(-)X3 f3717(Lecture)X4062(Notes)X576 803(5.3.)N768(Timing)X1091(and)X1269(I/O)X1432(Operation)X1878(Duration)X1 f776 943(On)N919(closer)X1175(examination)X1678(of)X1784(the)X1928(proceeding)X2382(program)X2734(segment,)X3105(one)X3271(problem)X3619(becomes)X3983(evident.)X576 1055(The)N762(problem)X1119(is)X1219(that)X1399(the)X1552(output)X1833(valve)X2077(will)X2262(only)X2468(remain)X2771(open)X2993(for)X3140(as)X3255(long)X3461(as)X3576(it)X3665(takes)X3898(the)X4051(68000)X576 1167(CPU)N804(to)X921(execute)X1258(the)X7 f1452(BRA)X1 f1668(instruction)X2122(associated)X2561(with)X2775(the)X7 f2970(while)X3337(\(1\))X1 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