Logic Design Lecture 3 PDF
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This document discusses logic gates, including AND, OR, and NOT gates, and presents Boolean algebra rules. It is suitable for undergraduate studies in computer science and engineering.
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# 132 Logic Design ## Logic Gates 1. **And** - a and b = a x b = axb - علشان هى تعتير طعه قمعنى كدا لازم يكون الاثنين = 1 علشان لو اي واحدة فيهم بـ zero هتطلع زيرو - a | b | a and b ---|---|--- 0 | 0 | 0 0 | 1 | 0 1 | 0 | 0 1 | 1 | 1 2. **OR**...
# 132 Logic Design ## Logic Gates 1. **And** - a and b = a x b = axb - علشان هى تعتير طعه قمعنى كدا لازم يكون الاثنين = 1 علشان لو اي واحدة فيهم بـ zero هتطلع زيرو - a | b | a and b ---|---|--- 0 | 0 | 0 0 | 1 | 0 1 | 0 | 0 1 | 1 | 1 2. **OR** - a or b= a + b = atb - علشان هى تعتبر ath فمعنى كما لو ظهرها الناتج هيكون 1 - a | b | a or b ---|---|--- 0 | 0 | 0 0 | 1 | 1 1 | 0 | 1 1 | 1 | 1 3. **Not** - Not a - a | Not a ---|---|--- 0 | 1 1 | 0 - اعکس ## Boolean Algebra Rules - A and 1 = AX1 = A - A ando = Axo=0 - A and A = A and A = Ad - A and B = AXB = BXA = BAnd A = AB=BA - A and (B and C) = (A and B) and C = A.B.C = ABC
