دوائر رقمية 2 عملي
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Transcript of دوائر رقمية 2 عملي
א 136 א א
א J2FE
،،אא،אW
אא א א א א א אאאא،אאאאאאא
אאאאאאאאאאאWא
אאK אאאאאאא
א ،א אא א א אא א א ،א
א،אאאאאאאאאאאאאאאא
אא،אאאא،אK
אא?א J2FE???אאאאאאאאK
אאאאאאא،א،אאאא
אאאאאK א אאא WאK
אאאא
136 א א
א J2FE
אאאאא،KKK אא،אאאאאא
אאאאא،אאאאאKאאא
אאא،אאאK אאאאא
،אאאא،אאא،אאאא
אאא(Data Sheet)K ،אKKKKKK
אא 136 א א
אאאAND, OR, NOT, NOR & NAND א J2FE
אא(Concept) ،אא(Truth Table)אאAND, OR,
NOT,NAND and NOR،אאאאאאאK
WאאAND HIGHאאANDאHIGH،
אF11EK
אF11EאאANDאאאK
אא(Procedure) אא(chip)74LS08א(Pins)
אאאANDKאאאאאW א14א +5voltsא7GNDK
אאאאאאא1,2אא3،אSW1, SW2אאא
אLOWאאאאHIGHא،(LED)אאF1 J2EK
אאאאאL1אאANDאF1 J1EK"0"א(LOW
output)،"1"א(HIGH output)K
אא 136 א א
אאאAND, OR, NOT, NOR & NAND א J2FE
אF12E74אLS08אK
א א L1=A BB=SW2A=SW1
00 10 01 1 1
אF1 J1EאאANDK
אANDאאאאאANDאאאאאfx = (AB).C or A.B.C ،F13EK
אא 136 א א
אאאAND, OR, NOT, NOR & NAND א J2FE
אF13EאאANDאK
אSW1, SW2, SW3אאANDאאאF1 J2Eאא،K
א א
L2=ABCL1=AB C=SW3B=SW2A=SW10 0 0 1 0 0 0 1 0 1 1 0 0 0 1 1 0 1 0 1 1 1 1 1
אF1 J2EאאANDאאK
WאאOR
HIGHאאORאHIGH،אF14EK
אא 136 א א
אאאAND, OR, NOT, NOR & NAND א J2FE
אא(Procedure) אא(chip)74LS32א(Pins)
אאאORKאאאאW א14א +5voltsא7GNDK
אאאאאאא1,2אא3،אאSW1SW2,אאא
אLOWאאאאHIGHא،(LED)אאF1 J5EK
אאאאאL1אאORאF1 J3EK"0"א(LOW
output)،"1"א(HIGH output)K
אF15E74אLS32אK
א א L1=A+BB=SW2A=SW1
00 10 01 1 1
אF1 J3EאאORK
אא 136 א א
אאאAND, OR, NOT, NOR & NAND א J2FE
אORאאאאאאאORאאא fx = [(A+B)+C] or A+B+C ،F16EKאא
אF16EאאORאאאK
אSW1, SW2, SW3אאORאאאF1 J4Eאא،K
א א
L2=A+B+CL1=A+B C=SW3B=SW2A=SW10 0 0 1 0 0 0 1 0 1 1 0 0 0 1 1 0 1 0 1 1 1 1 1
אF1 J4EאאORאאאK
WאאNOT
אא 136 א א
אאאAND, OR, NOT, NOR & NAND א J2FE
אאאאאא،אא(opposite state)،אאNOTאFEאFאKE
F1 J7Eא(Truth Table)אNOTK
אא 136 א א
אאאAND, OR, NOT, NOR & NAND א J2FE
אF17EאאNOTאאאK
אא(Procedure) אא(chip)74LS04א(Pins)
אאאNOTKאאאאאW א14א +5voltsא7GNDK
אאאאאא1אא2،א SW1 א LOWא، HIGH،אא L1
F1 J8EK
אאאאאL1אאNOTאF1 J5EK"0"א(LOW
output)،"1"א(HIGH output)K
אF18E74אLS04אK
א א L1=OutputSW1=Input
אא 136 א א
אאאAND, OR, NOT, NOR & NAND א J2FE
0 1
אF1 J5EאאNOTK
אWאאNAND אאNAND(inverted or negated)אANDKLOWא
ANDHIGH،HIGHLOWKאLOWאאHIGHKאANDאNOT-AND،
NANDKF1 J9EאאNANDאאאK
אF1 J9EאאNANDאאאK
אא(Procedure) אא(chip)74LS00א(Pins)
אאאNANDKאאאאW א14א +5voltsא7GNDK
אאאאאאא12,אא3،אSW1SW2,אאא
אא 136 א א
אאאAND, OR, NOT, NOR & NAND א J2FE
אLOWאאאאHIGHא،(LED)אאF1 J10EK
אאאאאL1אאNANDאF1 J6EK"0"א(LOW
output)،"1"א(HIGH output)K
אF110E74אLS00אK
א א
C=L1B=SW2A=SW100 10 01 1 1
אF1 J6EאאNANDK
אNANDאANDאKאאאא،אNANDאNOT(Inverter)K
אאF1 J11Eא،SW3אLOWאHIGH،אאL2אאNANDא
אF1 J7EK
אא 136 א א
אאאAND, OR, NOT, NOR & NAND א J2FE
אF111E74אLS00אK
א א Output=L2Input=SW3
0 1
אF1 J7EאאNANDK
אNANDאאאאNANDאאאאאABCf x ،F112EK
אF112EאאNANDאK
אא 136 א א
אאאAND, OR, NOT, NOR & NAND א J2FE
אSW1, SW2, SW3 אאNANDאאF1 J8Eאא،K
א א
ABC3L L2=ABAB1L C=SW3B=SW2A=SW1 0 0 0 1 0 0 0 1 0 1 1 0 0 0 1 1 0 1 0 1 1 1 1 1
אF1 J8EאאNANDאK
WאאNOR
אאNOR(inverted or negated)אORKLOWאORHIGH،HIGHLOWKאLOWא
אHIGHKאORאNOT-OR،NORKF1 J13EאאNORאאאK
אא 136 א א
אאאAND, OR, NOT, NOR & NAND א J2FE
אF1 J13EאאNORאאאK
אא(Procedure) אא(chip)74LS02א(Pins)
אאאNORKאאאאW א14א +5voltsא7GNDK
אאאאאאא23,אא1،אSW1,SW2אאאא
LOWאאאאHIGHא،(LED)אאF1 J14EK
אאאאאL1אאNORאF1 J9EK"0"א(LOW
output)،"1"א(HIGH output)K
אF114E74אLS02אK
אא 136 א א
אאאAND, OR, NOT, NOR & NAND א J2FE
א א C=L1B=SW2A=SW100 10 01 1 1
אF1 J9EאאNORK
אNORאORאKאאאא،אNORאNOT(Inverter)K
אאF1 J15Eא،SW3אLOWאHIGH،אאL2אאNORא
אF1 J10EK
אF115E74אLS02אK
א א
Output=L2Input=SW30 1
אF1 J10EאאNORK
אא 136 א א
אאאAND, OR, NOT, NOR & NAND א J2FE
אNORאאאאNORאאאאאCBAf x ،F116EK
אF116EאאNORאK
אSW1, SW2, SW3אאNORאאF1 J11Eאא،K
א א
CBA3L L2=A+BBA1L C=SW3B=SW2A=SW1 0 0 0 1 0 0 0 1 0
אא 136 א א
אאא(XOR) א J2FE א
אא(Concept) אExclusive-OR (XOR)א،אאHIGHא،אHIGHאא،HIGHLOWאLOWKא
XORאאאאBAK،אאאXORאאNANDאNORאאא
אXORKF2 J1EאאאאאXORK
אF2 J1EאאXORאאאK
אא(Procedure) (chip)א74: اآلتيـة لشرائحلكل من اLS00, 74LS02, 74LS04,74LS86 فـي
7א +5voltsא،14אالمختبــرGNDK WאאXORאאא74LS86
אאאF2 J2Eא،SW1SW2,אאF2 J1E،אאL1אF2 J1EK
אא 136 א א
אאא(XOR) א J2FE א
א א
BABA1L B=SW2A=SW100 10 01 1 1
אF2 J1EאאXORK
WאאXORאאNAND
אאאF2 J3Eא،SW1SW2,אאF2 J2E،אאL3אF2 J2EK
אאאF2 J2EאאF2 J1Eאא XOR.
אF2 J3EאאXORאאNANDK
א א
BABA3L B=SW2A=SW100 10
אא 136 א א
אאא(XOR) א J2FE א
01 1 1
אF2 J2EאאF2 J3EK
WאאXORאאNOR
אאאF2 J4Eא، SW1,SW2אאF2 J3E،אאL2אF2 J3EK
אאאF2 J3EאאF2 J1Eאא XOR.
אF2 J4EאאXORאאNORK
א א
BABA2L B=SW2A=SW100 10 01 1 1
אא 136 א א
אאא אJ2FE א
אא(Concept) א،א(Truth Table)אאא
(Half Adder)אאא(Full Adder)א،אא(Half Subtractor)אאא(Full Subtractor)K
אא(Procedure) (chip)א74: اآلتيــة لشــرائحلكــل مــن اLS08, 74LS86,74LS32,74LS04
7א +5voltsא،14אالمختبربــGNDK
Wאא(Half Adder)
אאאF3 J1Eא،SW1,SW2אאF3 J1E،אאL1,L2א
F3 J1EK
F3 J1EאאאK
א א CARRY=L2SUM=L1 B=SW2A=SW1
0 0 1 0 0 1
אא 136 א א
אאא אJ2FE א
1 1
F3 J1EאאאאK
אאאאא؟
Wאא(Full Adder)
אאאF3 J2E،אSW1,SW2,SW3אאF3 J2E،אאL1,L2א
F3 J2EK K
אא 136 א א
אאא אJ2FE א
F3 J2EאאאK
א א
L2=CARRYL1=SUM CARRY=SW3B=SW2 A=SW1
0 0 0 1 0 0 0 1 0 1 1 0 0 0 1 1 0 1 0 1 1 1 1 1
F3 J2EאאאאK
אאאאא؟
אא 136 א א
אאא אJ2FE א
Wאא(Half Subtractor)
אאאF3 J3Eא،SW1,SW2אאF3 J3E،אאL1,L2א
F3 J3EK
F3 J3EאאאK
א א L2=Borrow L1=DifferenceB=SW2A=SW1
0 0 1 0 0 1 1 1
F3 J3EאאאאK
אא 136 א א
אאא אJ2FE א
אאאאא؟
אWאא(Full Subtractor)
אאאF3 J4Eא،SW1,SW2,SW3אאF3 J4E،אאL1,L2א
F3 J4EK
F3 J4EאאאK
א א L2= BorrowL1= DifferenceC=SW3 B=SW2A=SW1
אאא 136 א א
אאא אJ2FE א
אא(Concept) א،אאא(Decoder)،
אאא(Encoder)K
Wאא(Decoder) אא(Procedure)
(chip)א74: اآلتيــة لشــرائحلكــل مــن اLS0874LS04, المختبــرفــي،14אא +5voltsא7GNDK
אאאF4 J1Eא،SW1SW2,אאF4 J1E،אאאL1L4אא
F4 J1EK
F4 J1Eא2-to-4K
א א L4=3L3=2L2=1L1=0A=SW1B=SW20 0 1 0 0 1
אאא 136 א א
אאא אJ2FE א
1 1
אF4 J1EאאאK
Wאא(Encoder) אא(Procedure)
(chip)אא(OR)74 ورقمهــاLS32 المختبــرفــيא،14א +5 Voltsא7GNDK
אאאF4 J2Eא،SW3SW6אאF4 J2E،אאL1, L2אא
F4 J2EK
F4 J2Eא4-to-2K
א א L1=AL2=BSW3=0SW4=1SW5=2SW6=31 0 0 0 0 10 0
אא 136 א א
אאא א J2FE א
אא(Concept) א،אאא(Multiplexer)
אא(Demultiplexer)K
Wאא(Multiplexer) אא(Procedure)
(chip)א74: اآلتية لشرائحلكل من اLS0474LS08, 74LS32, المختبـرفـي،א14א+5voltsא7GNDK
אאאF5 J1Eא،SW1SW2,אאאאאאF5 J1E،א SW3SW6،
אאL1אאF5 J1EK
אF51Eאא(Multiplexer)K
SW1 (S1)
SW2 (S0)
SW3(D0)
SW4(D1)
SW5(D2)
SW6(D3)
L1
אא 136 א א
אאא א J2FE א
אא א L1 SW6(D3)SW5(D2)SW4(D1)SW3(D0)S0=SW2S1=SW10 0 0 1 0 0 0 0 1 0 1 0 0 1 0 0 0 1 1 0 0 0 1 1
אF5 J1EאאאK Wאא(Demultiplexer) אא(Procedure)
(chip)א74: اآلتيــة لشــرائحلكــل مــن اLS04, 74LS08 المختبــرفــي،14אא +5voltsא7GNDK
אאאF5 J2Eא،SW1,SW2אאאאאאF5 J2E،אSW3،
אאאL1L4אאF5 J2EK
SW1 (S1)
SW2 (S0)
D0(L1)
D1(L2)
D2(L3)
D3(L4)
SW3
א I
אא 136 א א
אאא א J2FE א
אF5 J2Eאא(Demultiplexer)K
א א
א
L4(D3)L3(D2)L2(D1)L1(D0)SW3S0=SW2S1=SW1 1 0 0 1 1 0 1 0 1 1 1 1
אF5 J2EאאאK
אא 136 א א
א אJ2FE א
אא(Concept) א،אאא(Comparator)א
(2-bits)אאK אא(Procedure)
(chip)א74: اآلتيــة لشــرائحلكــل مــن اLS08, 74LS86, 74LS04 المختبــرفــي،א14א +5voltsא7GNDK
אאאF6 J1Eא،SW1,SW2אאF7 J1E،אאא L1 L3אF7 J
1EK
F6 J1EאאאK
א א
Z A>B
Y A<B
X A=B
B A
0 0 1 0
X (A=B) A
B
Z (A>B)
Y (A<B)
אא 136 א א
אS-R אJ2FE א
אא(Concept) אאא،א(basic)SRאSR
אא(Clocked SR Latch)،אאאא(Asynchronous Control Inputs)אא(Preset)א(Clear)K
אא(Procedure) (chip)א74: اآلتية لشرائحلكل من اLS00, 74LS02, 74LS08, 74LS32 في
7GNDKא +5voltsא،14אالمختبر WאSRאאאאNOR
אאאF7 J1Eא،SW1SW2,אאF7 J1E،אאL1, L2F7 J1EK
אF7 J1EאSRאאNORK
א א =L2QQ=L1 S=SW1R=SW21 0 0 0 0 1 0 0 1 1
אא 136 א א
אS-R אJ2FE א
אF7 J1EאאאSRאאאNORK
WאSRאאאאNAND
אאאF7 J2Eא،SW1,SW2אאF7 J2E،אאL1, L2F7 J2EK
אF7 J2EאSRאאNANDK
אאF7 J2EאF7 J3EK
אא 136 א א
אS-R אJ2FE א
אF7 J3EאאF7 J2EK
א א =L2QQ=L1 =SW1 R=SW2S1 0 1 1 0 1 1 1 0 0
אF7 J2EאאאSRאאאNANDK
WאSRאא(ENABLE)
אאאF7 J4Eא،SW1SW2,SW3,אאF7 J3E،אאL1, L2F7 J3EK
אF7 J4EאSRאאNANDאK
אא 136 א א
אS-R אJ2FE א
1 0 0 0 0 0 0 1 0 1 1 0 0 1 0 0 0 1 1 0 1 0 0 1
אF7 J3EאאאSRאENABLEK
אWאSRאאא(Preset)א(Clear)
אאאאאא?0?(Reset)،?1?(Set)،אאS,Rא،
(Enable)אאאאא،(control inputs)،אאאK
אאאF7 J6E،אאF7 J7E،אSW1SW5אאF7 J4E،
אאL1, L2F7 J4EK
אא 136 א א
אS-R אJ2FE א
المدخالت الخرج=L2Q Q=L1 Enable=SW1R=SW2S=SW3Preset=SW4 Clear=SW5
0 0 0 0 0
1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 0 0 0 0 1 0 0 0 0 0 1 0 0 1 0 1 0 0 0 0 1 0 0 0 0 0 1 0 1 1 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 1 0 0 0 0 1 0 0 0 0 0
אF7 J4EאאאSRאאאK
אא 136 א א
אD א J2FE א
אא(Concept) אאא،אאD،
אאאאDK אא(Procedure)
(chip)א74: اآلتية لشرائحلكل من اLS0274LS04,74LS08,74LS75, في7GNDKא +5voltsא،14אالمختبر
WאאDאאאNORAND,NOT,
אאאF8 J1Eא،SW1,SW2אאF8 J1E،אאL1, L2F8 J1EK
אF8 J1EאDאאאNORAND,NOT,K
א א
=L2QQ=L1 Enable=SW1D=SW2 00 10 00
אא 136 א א
אD א J2FE א
0 1 1 1 0 1
אF8 J1EאאאDF8 J1EK
WאD
אאאF8 J2E،אSW2אHIGHKאSW1אLOWאHIGHאאא،L1؟
אKאאאאאא(Enable)אHIGHK
אF8 J2EאDK
אSW2אLOWKאSW1אLOWאHIGH،אאאL1؟
אא 136 א א
אD א J2FE א
אKאאאאאא(Enable)אLOWK
WאאD
א(chip)74 رقـمLS10 المختبـرفـيא،14א+5voltsא7GNDK
אאאF8 J3E،אאF8 J3EאF8 J4EK
אSW1,SW2אF8 J2EKאSW4,SW5אHIGH،אאL1K
א،אLH אSW1אHIGHאLOW،HL אSW1אLOWאHIGHK
א א Q=L1 CLK=SW1D=SW2 LH 0 HL 0 LH 1 HL 1
אF8 J2EאאאאDF8 J3EK
אWאאD
אא 136 א א
אD א J2FE א
א(chip)74 رقـــمLS74 ـــرفـــي א،14אالمختب+5voltsא7GNDK
אאאF8 J5Eא،SW1אLOWאHIGHKאCLK1Hz،אאא
אאאK
אא 136 א א
אJK א J2FE א
אא(Concept) ،אאאאJK،
אJKאאTK אא(Procedure)
אא(chip)74LS76א(Pins)אאאJKא،5א +5voltsא
13GNDK אאאF9 J1Eא،SW2SW3,אא
F9 J1E،אאL1F9 J1EK
אF9 J1EאאJKK
א א Q=L1 CLK=SW1J=SW2 K=SW3 0 0 1 0 0 1
אא 136 א א
אJK א J2FE א
1 1
אF9 J1EאאאJKK
אSW2SW3,אHIGHKאSW1אLOWאHIGHאLOWאאא،אL1؟
א(Toggle)אSW1HIGHLOWK
אJHIGHאKHIGHאKאאאאאאT
אF9 J2EK
אF9 J2EאאאTK
אא 136 א א
אא(Shift Register) א J2FE א
אא(Concept) א،אאא Jאא Jא
(Serial-In, Parallel-Out Shift Register)،אאאא(Ring Counter)K
אא(Procedure)
Wאאא Jאא Jא
א(2-chips)74LS74א(Pins)אאאאDא،145+ אvoltsא7GNDK
אאאF10 J1Eא،SW1SW2,SW3,אLOWKאSW1אLOWאא،
(clear)אא(Q's = 0)א،אF10 J1KE
אF10 J1Eאאא Jאא JאK
אא 136 א א
אא(Shift Register) א J2FE א
אSW1SW2,אHIGHKאSW1אHIGH،אאא(removes the clear input)KאSW2
אHIGH،HIGHאאא،F10 J1KE
אSW3אLOWאHIGHאLOWKאSW3אאאא(clock inputs)
(positive edge)אאאאא،א(HIGH)אL1אא،F10 J1KE
אאא،אא(second
HIGH)KאאאL1, L2אHIGHא،אF10 J1KE
א
א
אאא
L4 L3 L2 L1SW1 SW2 SW3
0 0 0 0 0 0 L
1 1 LHL 1 1 LHL
1 0 LHL
1 0 LHL
F10 J1EאאאK
אSW2אLOWאאאא،LOWK
אא 136 א א
אא(Shift Register) א J2FE א
אSW3אLOWאHIGHאLOW،אאאאא،
אF10 J1KE
Wאאאא
אאאF10 J2Eא،SW1אLOWKאSW1אLOWאא،(0001)א،
אאW
L1 = LOW, L2 = LOW, L3 = LOW, L4 = HIGHKאאאHIGHK
אSW1אHIGH،אSW1אHIGH،אאאאא(releases the clear
and preset inputs)KאאF10 J2KE
אHIGHאאא(1Hz
clock)KאאF10 J2KE
אאאאאאאאאא
אאאK
אא 136 א א
אא(Shift Register) א J2FE א
אF10 J2Eאאאא(Ring Counter)K
אא
SW1 אא
L1 L2 L3 L4
0 0 0 0 0 1 1 1 2 1 3 1 4 1
F10 J2EאאאאאK
אא 136 א 167 א אאא(Counters) א J2FE אFE
אא(Concept) ،אאאאאאFאאEאא
אאאאא،אאא JאK אא(Procedure)
Wאאאאאא
(2-chips)74LS76א(Pins)אאאJKאאאא،،
5אא +5voltsא13GNDK אאאF11 J1Eא،SW1אHIGH
א(initializes clock setting)KאSW2אLOWאHIGHאא،(clear)אא
(Q's = 0)K
אF11 J1EאאאאאאK
אSW1אLOWאHIGHאLOWK
אאא،L1-L4אF11 J1EK
אא 136 א 167 א אאא(Counters) א J2FE אFE
א א
العدد العشري المكافئ
L1 = 1 L2 = 2 L3 = 4 L4 = 8 رقم نبضةامنالتز
0 0 0 0 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
אא 136 א 167 א אאא(Counters) א J2FE אFE
Wאאאאאא
אאאאא(2-chips)74LS76،5אא +5voltsא13GNDK
אאאF11 J2Eא،SW1אHIGHא(initializes clock setting)KאSW2אLOWא
HIGHאא،(preset)אאא(Q's = 1)K
אF11 J2EאאאאאאK
אSW1אLOWאHIGHאLOWK
אאא،L1-L4אF11 J2EK
אא 136 א 167 א אאא(Counters) א J2FE אFE
א א العدد العشري
المكافئL1 = 1 L2 = 2 L3 = 4 L4 = 8 رقم نبضة
التزامن15 1 1 1 1 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
אא 136 א 167 א אאא(Counters) א J2FE אFE
28 29 30 31 32
אF11 J2EאאאאאK
Wאאאא Jאאא
אאאאאא(2-chips)74LS76אא،NAND74LS00K
אאאF11 J3Eא،SW1אHIGHFאאKEאSW2אLOWאHIGHא،
א(clear)אא(Q's = 0)K
אא 136 א א
(ADC) א J2FE א
אא(Concept) ،אא(ADC)אא(flash)אאא(parallel A/D converter)K
אא(Procedure) א(chip)74LS148א(Pins)
אא(priority encoder)א(8-
line to 3-line)،(pins)אF12 J1E،א16א+5voltsא8GNDKאא
אא(active low)KאEIא(Enable
Input)אא،A0-A7אא،אאY0-Y2אאKאאאF12 J1KE
F12 J1Eא74LS148K
אאאF12 J2E،א(EI)אLOWFא5KEVinK
1
2
3
4
5
6
7 10
11
12
GND
VCC
A6
13
14
A5
A7
EO
8 9
15
16
Y2
Y1
Y0
A0
A3
EI
A4
GS
A2
A1
8-to-3Priority encoder
אא 136 א א
(ADC) א J2FE א
אאVin1vאא،"0"،אא(A0-A7)אF12 J2E،אאא
L1-L3אF12 J2EK
אאVin1v،אא(A0-A7)אF12 J2E،אאאL1-L3
אF12 J2EK
א א
Y0 Y1 Y2 A7 A6 A5 A4 A3 A2 A1 A0 EI H H H x x x x x x x x H H H H H H H H H H H H L H H H H H H H H H H L L L H H H H H H H H L x L H L H H H H H H L x x L L L H H H H H L x x x L H H L H H H L x x x x L L H L H H L x x x x x L H L L H L x x x x x x L L L L L x x x x x x x L
F12 J1Eא74LS148K
אאVin2vא،
א(A0-A7)אF12 J2E،אאאL1-L3אF12 J2EK
א7vאא،(A0-A7)אF12 J2E،אאאL1-L3
אF12 J2EK
אא 136 א א
(ADC) א J2FE א
א אא الدخل
Y0 Y1 Y2 A7 A6 A5 A4 A3 A2 A1 A0 Vin
… … … … … … … … … … … 0.5v … … … … … … … … … … … 1.5v … … … … … … … … … … … 2.5v … … … … … … … … … … … 3.5v … … … … … … … … … … … 4.5v … … … … … … … … … … … 5.5v … … … … … … … … … … … 6.5v … … … … … … … … … … … 7.5v
F12 J2EאאK
+
+
+
+
+
+
+
1k
1k
1k
1k
1k
3k
1v
2v
3v
4v
5v
6v
7v
vref =10vVin
8
16
A0
A1
A2
A3
A4
A5
A6
A7
10
11
12
13
1
2
3
4
y0
y1
y2
GND
+Vcc
9
7
6
8-to-3 Priority encoder
LSB
MSB
(L1)
(L2)
(L3)
אא 136 א א
(DAC) א J2FE א
אא(Concept) ،אא،אאאאאאאא
אאאK אא(Procedure)
Wאאאאאא
(2-chips)74LS76،אאאאאא74LS04אאאא،NANDאא
74LS10K אאא13 J1א،SW1אHIGH
א(initializes clock setting)KאSW2אLOWאHIGHאא،(clear)אא
(Q's = 0)K
א13 J1אאאאאאK אSW1אLOWאHIGHאLOWK
אאא،L1-L4א13 J1K
אא 136 א א
(DAC) א J2FE א
א13 J1אאאאאK
אאאאאאK
Wאאאאאא
אאאאא(2-chips)74LS76،אאא74LS04אאאא،NAND
א74LS10K אאא13 J2א،SW1אHIGH
א(initializes clock setting)KאSW2אLOWאHIGHאא،(preset)א
אא(Q's = 1)K
אא 136 א א
א J2FE א
(References) אא [1] Nigel P. Cook, Introductory Digital Electronics. New Jersey:
Prentice-Hall, Inc. 1998. [2] M. Morris Mano, Digital Logic and Computer Design, Prentice- Hall, Inc.
of India - 2000. [3] Thomas L. Floyd, Digital Fundamentals, Seventh Edition, Prentice-Hall,
Inc. 2000. [4] M. Morris Mano, Digital Design, Prentice- Hall, Inc. Aug 2001.
א 136 א א
א J2FE א
א
א
אאWאאא AND, OR, NOT,NAND & NOR ............................................... 1
XOR ............................................................................ .....................13אאאWאא
......................................................................................................16אאאWאא
................................................................................................... 20אאWאאא
........................................................................... 22אאאWאא
24...................................... .............................................................................אW אא
S-RK............................................................................................................. 25אWאא
D.............................................................................................................. 30אWאא
JK................................................................................................................ 33אWאא
........................................................................................................... 35אאWאא
38............................................................................................................ אאאWאא
אאW ........................................................................................ 44
W ........................................................................................ 46אא
אא ............................................................................................................................................... 49