"74s139" - 1 õppematerjal

Arvutid I - Labor 2 (vene keeles)

F1= shr A (nihe paremale) . E 0 . B A B . 0 f3 a3 f2 a2 f1 a1 f0 1) A = 0001 (a3=0, a2=0, a1=0, a0=1) F = 0000 (f3=0, f2=0, f1=0, f0=0) 2) A = 1111 (a3=1, a2=1, a1=1, a0=1) F = 0111 (f3=0, f2=1, f1=1, f0=1) 3) A = 1011 (a3=1, a2=0, a1=1, a0=1) F = 0101 (f3=0, f2=1, f1=0, f0=1) 4) A = 0011 (a3=0, a2=0, a1=1, a0=1) F = 0001 (f3=0, f2=0, f1=0, f0=1) F2=set A, B (seda sõna A B-nda biti väärtuseks 1) 74S139 . OR c A, . B A . . 1) A = 0000 (a3=0, a2=0, a1=0, a0=0) B = 0000 (b3=0, b2=0, b1=0, b0=0) ­ 00002=010 F = 0001 (f3=0, f2=0, f1=0, f0=1) B A 00002=010 . 2) A = 0000 (a3=0, a2=0, a1=0, a0=0) B = 0001 (b3=0, b2=0, b1=0, b0=1) ­ 00012=110 F = 0010 (f3=0, f2=0, f1=1, f0=0) B A 00012=110 . 3) A = 0000 (a3=0, a2=0, a1=0, a0=0)