1 / 72

6 Flip Flop

6.1 ??????? Flip Flop ???? Multivibrator ??? Bistable ??? ?? 2 Output ????????????????? 2 ????? ???? Output ?????????? Flip Flop ?????? Complement ????????????? ???????? ? ????? ??? Output ?????????????? Complement ????????????????? ?????????????????????? Output ?????????? Flip Flop ???????????????????????????? ?????????? Input Pulse ?????????????????????????? ?????? Output ???????????? 2 ????? ??????????????? ??????????????????????????????????????????????????? Pulse ??????????????????????9451

Leo
Download Presentation

6 Flip Flop

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

    1. ????? 6 ???? ???? Flip Flop

    2. 6.1 ??????? Flip Flop ???? Multivibrator ??? Bistable ??? ?? 2 Output ????????????????? 2 ????? ???? Output ?????????? Flip Flop ?????? Complement ????????????? ???????? ? ????? ??? Output ?????????????? Complement ????????????????? ?????????????????????? Output ?????????? Flip Flop ???????????????????????????? ?????????? Input Pulse ?????????????????????????? ?????? Output ???????????? 2 ????? ??????????????? ??????????????????????????????????????????????????? Pulse ?????????????????????????????? Input ???

    3. Flip Flop ????????????????????????? Digital ???????????????????????????????????? Counter ???? Register ???????????????????????????????????? Flip Flop ????????????????? Transistor ???? ???? Gate ???????????????????? Flip Flop ??????????????? Gate ???????? ?????? 4 ??? ?????? - RS Flip Flop - D Flip Flop - T Flip Flop - JK Flip Flop

    4. 6.2 RS Flip Flop

    5. ?????? 6.1 ???????????? RS Flip Flop ?????????????????? - Output Q ??? ???? Complement ????????????? ????????????????????????????????????????? - Input S (Set) ????? Q ???? 1 ??? ???? 0 - Input R (Reset) ????? Q ???? 0 ??? ???? 1

    6. ?????? 6.2 ???? RS Flip Flop ???????? NOR Gate ?? 2 Input ??? R ??? S ????? 2 Output ??? Q ??? ??????????????????????????? Q = ??? = ??????????? 2 Input ?????? Combination ??? 4 ??? ??? R = 0 , S = 0 R = 0 , S = 1 R = 1 , S = 0 R = 1 , S = 1 ?????? R = 0, S = 0 ??? Q = ?????? Q = = Q ??? = ?????? = =

    7. Flip Flop ????????????????? NOR Gate ???? NAND Gate ??????????????????? ?????? 6.2 RS Flip Flop ????? NOR Gate

    8. ???????????? ??????????? R ??? S ?????? Function ??? Q ??? ???? Q ???????????? Q ??? = ????????????? R = 0 ??? S = 0 ??? S = 0 ??????? Q ??? ???????????????????????? ?????? R = 0 , S = 1 ??? = ?????? = = = 0 ??? Q = ?????? Q = = = 1 ????????? ????? R = 0 ??? S = 1 ??????? Q = 1 ??? = 0 ??????????????? ????? R = 1 ??? S = 0 ??????? Q = 0 ??? = 1 ?????????? R = 1 ??? S = 1 ???????????????? ??? Q = ?????? Q = = = 0

    9. ????????? Function ?????? ???? Q ??? ?????????????????? 0 ????????????????? Q ??? ???????? Complement ????????????? ??????? ???????? ???R =1 ??? S = 1 ????????????????????????????? ?????? Function ?????????????????? ????????????? Truth Table ????????? ???????? 6.1 Truth Table ??? RS Flip Flop ????? NOR Gate

    10. RS Flip Flop ???????? NAND Gate ???????????? 6.3 ?????? 6.3 RS Flip Flop ????? NAND Gate

    11. ?????? 6.3 ???? RS Flip Flop ???????? NAND Gate ??????????????????????????? Output Q = ??? = ???????????????????? Output ?????????????? ? ????????? ????????? R = 0 , S = 0 ??? Q = ?????? Q = = = 1 ??? = ?????? = = = 1 ????????? Q = = 1 ??????? ???????? R = 0 ??? S = 0 ????????????????????????????? ????????? R = 0 , S = 1 ??? Q = ?????? Q = = = 1 ??? = ?????? = = = 0

    12. ????????? ????? R = 0 ??? S = 1 ??????? Q = 1 ??? = 0 ??????????????? ????? R = 1 ??? S = 0 ??????? Q = 0 ??? = ?????????? R = 1 , S = 1 ??? Q = ?????? Q = = Q ??? = ?????? = =

    13. ????????? Function ??????????????????????????????? Truth Table ????????? ???????? 6.2 Truth Table ??? RS Flip Flop ????? NAND Gate

    14. 6.3 Clock Puls Flip Flop ??????????????????????????????? Flip Flop ????????????????????????????? Logic ????????????? ?????????????? Flip Flop ?????????????? ? ?????????? Flip Flop ?????????????????????????? ? ?????? ????????????????? Flip Flop ???????????????????????????????? ????????????????????????????????????????????? Clock Pulse (CK) ????????????????????????????? ?????? 6.4 Clock Pulse

    15. ?????? 6.4 ??????????????? Clock Pulse (CK) ??????????????????????????????????????????????????????? 0 V ???? +5V ???????????? ????????? (Leading Edge) ???????????????????? +5V ???? 0V ???????????? ??????? (Trailing Edge) ????????????????????? ?????????????????????????????????????????????????????????????? Pulse ??????? ????????????????????????????

    16. 6.4 RS Flip Flop ?????? Clock Pulse RS Flip Flop ??????????????????????????? ????????? Clock Pulse ??????????????????????????????????? ?????? AND Gate ???????????? ???????????????? 6.5 ?????? 6.5 RS Flip Flop with Clock Pulse

    18. ????????? 6.5 ????????? CK ???? Logic 0 Output ??? AND Gate ???????????????? Logic 0 Output Q ??? ?????????????????????? ?????? CK ??????????????? Logic 0 ???? Logic 1 ?????????????????? Pulse ????? Output ??? AND Gate ????????????????????? Input R ??? S ???????? Output Q ??? ????????????????????? Truth Table ??? RS Flip Flop ??????????? 6.3

    19. ???????????????? CK ????????????? Logic 0 ???? Output ??? AND Gate ??????????? Logic 0 Output Q ??? ????????????????????????????? ? ???????? ???????????? Output Q ??? ?????????????? CK ??????????? ???????????????????????????????????????????? (?????????????????????????????? CK ??????????? 6.3 ??????????? Active ??????????????? CK

    20. ????????? Output Q ??? Q ???????????????????????????????? Input R ??? S ?????????? CK ?????????? Logic 0 ???? Logic 1 ?????????????????? Active High ????????????????????????????????????????? Output Q ???? Logic 0 ???? 1 ???????????????????????????????????????????? CK ?????????????????????????? Clear (CLR) ??? Preset (PR) ??????

    21. ?????????? Clear ??? Preset ??????????????? Logic 0 ??????????????????? Output Q ???? Logic 0 ????????????????????????? Input R, S ??? CK ??????????? ??????????????????????? Logic ????? Clear ??? Logic 0 ???? Logic 1 Output Q

    22. Q ??????????????? Logic 0 ????? ??????????????????? Output Q ???? Logic 0 ????? ??????????????????? Output Q ???? Logic 1 ????????????????????????? Input R, S ??? CK ??????????? ??????????????????????? Logic ????? Preset ??? Logic 0 ???? Logic 1 Output Q ??????????????? Logic 1 ????? ??????????????????? CK ???? Preset ???? Clear ???????? Active Low ?????????????????????? Inverter ???????????????

    23. ???? -???? Active High ???????? Clock Pulse ??????????????? CK ??? Flip Flop ??????????????? ? ??? ?? CK ??????? CK ??????????????? 0 ???? 1 ??? CK ??????????????? 1 ???? 1 ???? 1 ???? 0 ???? 0 ???? 0 ?????????????? CK - ???? Active Low ?? CK ??????? CK ??????????????? 1 ???? 0 ??? CK ??????????????? 0 ???? 0 ???? 0 ???? 1 ???? 1 ???? 1 ?????????????? CK - ???? CLR = 0 ??? PR = 0 ( ???? CLR ??? PR ?????? Logic 1 ????????????????????)

    24. CLR = 1 PR = 0 R = S = CK = Dont Care ????? Q = 0 - PR = 1 CLR = 0 R = S = CK = Dont Care ????? Q = 1 - CLR = PR = 0 ????? CK Q = ?????????????? - CLR = PR = 0 ?? CK Q = ???????????????? Truth Table ??? RS Flip Flop

    25. 6.5 D Flip Flop ??????????????????? 6.6 RS Flip Flop ???????????????? D Flip Flop ????? Truth Table ?????????????????? 6.4 ???????????????????

    27. ????????? 6.6 ????? D = 0 ????? R = 1, S = 0 ??????? CK ??????????????? 0 ???? 1 ????? Output Q ???????????? (Qn+1) ???? 0 ???????? D = 1 ????? R = 0, S = 1 ??????? CK ??????????????? 0 ???? 1 Qn+1 ?????? 1 ?????????? ????? CK ??????????????? 0 ???? 1 ( Active High) Qn+1 ??????? Logic ?????? Input D ?????????? ????? CK ???? CK = 0 Input D ?????? 0 ???? 1 ????? Qn+1 ?????????????????????? ???? Qn+1 = Qn ???????? Timing Diagram ?????????

    29. 6.6 T Flip Flop ???????????? T Flip Flop ????????????? 6.8 ????????????????? T Flip Flop ?????????????????????????????? Clock Pulse ??????????????? T ???? ???????????????? Output Q ???? 0 ??????? Clock Pulse ????????????? Output Q ????????????????? 0 ???? 1 ?????? Clock Pulse ???????????????? Output Q ??????????????????? 1 ???? 0 ??????????????? ??????? Clock Pulse ??????????????? T ??????? Output Q ???????????????????????

    33. ????????? 6.9 ????????? Output Q ??? Flip Flop ????????????????????????????? Clock Pulse ????? ? ???????????????????????? ? 2 Clock Pulse ??????? Output Frequency ???????????????????? Input Frequency ??????? T Flip Flop 1 ??? ??????????????????????????????????? 2

    34. ???????????????? Flip Flop ??????? ? ??????? T Flip Flop ??? ???? ?????????????? RS Flip Flop ??????? T Flip Flop ???????????????????????????????????????? ??????? ???????? 6.10

    36. 6.7 JK Flip Flop JK Flip Flop ???????????????????????? RS Flip Flop ?????????????????????????? RS Flip Flop ??? ????????????? Input J ??? K ???? Logic 0 ???? 1 ??????????? ?????????????? JK Flip Flop ??? RS Flip Flop ???????????? AND Gate 2 ??? ??????????????? 6.11

    39. Truth Table ??? JK Flip Flop ????????? ??? ??????????? CK ?????????????????????? (CK ??????????????? 0 ???? 1) ??? Input J = 0 ??? K = 0 Output Q ????????????????????? ??? Input J = 0 ??? K = 1 Output Q ????????????? 0 ?????? Input J = 1 ??? K = 0 Output Q ????????????? 1 ?????? J = 1 ??? K = 1 Output Q ???????????????????????????? (Toggle) ????????? T Flip Flop

    40. 6.8 Master / Slave JK Flip Flop Master / Slave JK Flip Flop ???? JK Flip Flop ??????????????????????????? Clock Pulse ??????????????????????????????????????? ???? Clock Pulse ?????????? 1 Cycle ??????? ??????????? JK Flip Flop ??????????????? JK Flip Flop ??????????????????? Clock Pulse ???????? ??? Master / Slave JK Flip Flop ????????????????????? 1 Cycle ??????????????????????????

    41. 6.9 ??????? (Counter) 6.9.1 ???????????????? (Binary Ripple Counter) ??????????????????????? Flip Flop ?????????????????????????????????????????? ???????????????? Flip Flop 1 ??? ???????????? 2 (0 ??? 1) Flip Flop 2 ??? ????????????????????? 4 (0 ??? 3 ???? 00 ??? 11) Flip Flop 3 ????????? ??????????????? 8 ( 0 ??? 7 ???? 000 ??? 111) ??? Flip Flop n ??? ????????????????????? 2n

    44. ?????? 6.12 ???? T Flip Flop 2 ??? ???????????????? T ?????????? ?????? Q ?????????? ??? TA ?????? QB ??????????? QA ???????????????????????????????????? ??? 0 ???? 1 ???? 1 ???? 0 ?????????? QB (???????????????????? Input Clock Pulse ?????? TA ) ??????????????? 1 ???? 0

    45. ?????????? Timing Diagram ????????? 6.13 ????????? ????????????? QA ??? QB ???? 0 ??????? ????? Clock Pulse ???????? Clock Input ??????????????? 0 ???? 1 T Flip Flop ?????? (TB) ??????????????????????? ???????????? Trigger ???????????? ?????????????? Clock Pulse ??????????????? 1 ???? 0 QB ?????????????????????? 0 ???? 1 ????????? 1 ???????????? Clock Pulse ????????????????? 1 ???? 0 ????????

    46. ???????? QB ??????????????? 0 ???? 1 QA ?????????????????????? ????? TA ?????? Input (QB ) ???? Pulse ???????????? ??????? Clock Pulse ???????????? ???????? QB ???? 1 ???????? QA ???? 0 ?????? (01)2 ???? (1)10 ???????

    47. ?????????? Clock Pulse ??????????????????????? Clock Pulse ?????????????????????? QB ???????????? 1 ???? 0 ???????????????? QA ??????????????? 0 ???? 1 ????? TA ?????? Trigger ????????????? QB ??????? ???????? QA ???? 1 ??? QB ???? 0 ??? ??? (10)2 ???? (2)2 ????? Clock Pulse ??????????????? QB ?????????????????????? 1 ???? ??? QA ??????????????

    48. ????????? TA ????????? Trigger ???????????? ????????? QA = 1 ??? QB = 1 ??? ??? (11)2 ???? (3)10 ????????? Clock Pulse ?????? 4 ?????? QB ?????????????????????? 0 ???? ????? QA ????????????????? 0 ???? ??????????????????????? Timing Diagram ????????? 6.13 ????????????????????????? 6.7

    50. ?????????????????????????????????? 8 (??? 0 ??? 7 ???? 000 ??? 111) ?????? Flip Flop ????? 3 ??? ?????????? 16 (??? 0 ??? 15 ???? 0000 ??? 1111) ?????? Flip Flop ????? 4 ??? ??????????????? ????????? 6.14 ??? 6.15 ???????? ?????? 6.15 ??????? 8

    54. 6.9.2 ?????????????? ????????????????????????????????????????????? Input Clock Pulse ???????????????????? ?????????????????? ??????????????????? 0 ???? ??????????? ??????????????????????? QA, QB, QC ??? QD ???????? , , ??? ????????????????????????? ???????? QA, QB, QC , QD ???? (0000)2 ???? (0)10 , , , ??? ?????????? (1111)2 ???? (15)10 ???? ???????? Input Clock Pulse ?????? 1 ??? Output ???????? (0001)2 ????(1)10 ???? Output Complement ( ) ???????? (0000)2 ?????????????????????? ??????? ??????????????????????????????? ??????? Output Complement ??? , , ??? ????????

    55. ????????????????? ????????? Flip Flop ???????? ? ?????????? ??????? D Flip Flop ??? JK Flip Flop ????????????? D Flip Flop , JK Flip Flop ??????? T Flip Flop ????????????????????? ?????? 6.16 ??????? 8 ???????? D Flip Flop

    57. 9.6.3 Modulus Counter ???????????????????????????????????? 2n (n ??? ????? Flip Flop ) ??????? Flip Flop 3 ??? ???????????? 8 ?????????????????????????????????? 0 ???? ??????????????????????????????????? Flip Flop ???? ??? 6 ??? 10 ??????????????????????????????? 0 ???? ????????????????? Modulus Counter ???? ??????? 6 ?????????? Modulus 6 ??????? 10 ?????????? Modulus 10 ???? Decade Counter

    58. ???????????????????? Flip Flop ??????? Clear ????????????????????????????????? ??????????????????????? Clear ??????????????????????? 0 ???? ????????????? Flip Flop ???????????????????????????????????? ???? ????????????? 6 ??????????? Flip Flop ????? 3 ??? ?????????????? ??? 8 ???????

    62. ????????? 6.18 ???????? Modulus 6 ????????? 0 ??? 5 ???????????????????????? ???? Modulus 6 ??????????? 6 ????????? 0 ??? 5 ??????????????? 6 ??????? (110)2 ??????? ??? (110)2 ?????????? Input ????????????? (Feedback) ??????? Clear ??? Flip Flop ???????? Output Q ??? Flip Flop ?????????? 0 ????? Clear ??? Flip Flop ?????????????????????? Input ????????? Logic

    63. ?????? Function ???? CLR = QA ,QB, ???????????? ?????? QA = 1, QB = 1 ??? QC = 0 ???????????????????????? ??????????? Clear ???????? Active Low Function ?????? CLR = ????????????????????????????? Counter ????????????????????????

    64. ????????????? ??????????????? 6 ??? QA = 1, QB = 1 ??? QC = 0 ??????? Output ??? AND Gate ???? 1 ??????? Clear = 1 ????? Output Q ??? Flip Flop ????????? Clear ???? 0 Output ??? AND Gate ???????????? 0 ???? ??????????? Output ??? AND Gate ???? 1 ??????????? (????????? 6.19 ??????????????????????????????) ????????????????????????????????????????????? 6 ???? (110)2

    65. ???????????????????????????? 5 ???? ??? Clock Pulse ?????? 6 ?????? Output ??? QA QB ??? QC ???? 0 ??????? ??? Timing Diagram ????????? 6.19 ??????????????? QA ??? QB ???? 0 ??????? QC ???????????????????????????????? 6.10 ???????????????? ??? Input Clock Pulse ?????? 6 QA QB ??? QC ???? 110 ?????????????? 000 ??????? Feedback ???????? Clear ???????????????????????????????

    66. ????????????????????? ??? QA ??? QB ??????????? 1 ???????????????? QC ???? 0 ??? QC ?????????????? 1 ???????? QA ??? QB ??????? QA QB ???? 1 ???????? ???????????????????????????????? ??????? ????????????????????????? QC ??????????????? QC ?????????????? 1 ??????????????? ???????? ??? AND Gate ???? 2 Input ????????????? ???????????????? 6.20

    68. 6.9.4 ???? Synchronous Counter Synchronous Counter ???? Parallel Counter ?????????????????????????? Ripple Counter ??? Flip Flop ?????????????????????????? ????????? Flip Flop ????????????????? Trigger ??? clock Pulse ?????????????? ??????????????????????????????????????? ???????? Ripple Counter

    69. ??????????????????????????????????????? Flip Flop ??????????????????????? ?????????????????? Flip Flop ???????????????????????????????? Flip Flop ??????????? ?????????????????? ?????????????????????????????? ????????????????? Synchronous Counter ?????????????? Action Table ???? Excitation Table ??? JK Flip Flop ????

    71. Truth Table ??? JK Flip Flop??????????? 6.11 (?)???????? ???????? 6.11 (?) ??????????????? - ????? Input J = 0 K = 0 Output ?????????????? ??????????? ????????????????? ??????????????????? ??? Qn+1 = Qn ??????? Qn = 0 Qn+1 = 0 ??? Qn = 1 Qn+1 = 1 - ???? Input J = 0 K = 1 Output Qn+1 = 0 (Reset) ??????????? ????????????? ???? 0 ???? 1 ?????????????????? 0 ??????? Qn = 0 Qn+1 = 0 ??? Qn = 1 Qn+1 = 0

    72. - ???? Input J = 1 K = 0 Output Qn+1 = 1 (Set) ??????????? ????????????? ???? 0 ???? 1 ?????????????????? 1 ??????? Qn = 0 Qn+1 = 1 ??? Qn = 1 Qn+1 = 1 - ???? Input J = 1 K = 1 Output ??????????? ??? Qn+1 = ??????? Qn = 0 Qn+1 = 1 ??? Qn = 1 Qn+1 = 0

    74. ???????? 6.12 ???? Excitation Table ??? JK Flip Flop ?????????????????????????????????? Truth Table ??? JK Flip Flop ??????????? 6.11 (?) ??????????? 2 ???? ??????? ??? ?????????????????????????? Output ??????? Output ???????????????? (Present state ???? Qn) ????????????? (Next State ???? Qn+1 ) ?????????? ????????????? Input J ??? K ????????????????????????

    75. ???????? Output ?????????? ???? ???????????????? (Qn) ???? 0 ????????????? (Qn+1 ) ??????????? 0 ????????? Input J ??? K ??????????? ????????????????? ??? ?????????? Truth Table ??? JK Flip Flop ??????????? 6.11 (?) ????????????????????????????????????????????????? Input J ??? K ????????????????????????? ??????????????? 4 ?????????????

    76. ??????? 1 ?????????????????????? Qn = 0 ???? Qn+1 = 0 Input J ??? K ???????????? 2 ??? ??? J = 0 K = 0 ??? J = 0 K = 1 ??????????? Input ?????????????????????? ??? J = 0 ???? K ???? 0 ???? 1 ????? ???????? Dont Care Term ??????? ????????? J = 0 K = d ?????????? 6.12

    77. ??????? 2 ?????????????????????? Qn = 0 ???? Qn+1 = 1 Input J ??? K ???????????? 2 ??? ??? J = 1 K = 0 ??? J = 1 K = 1 ??????????? Input ?????????????????????? ??? J = 1 ???? K ???? 0 ???? 1 ????? ???????? Dont Care Term ??????? ????????? J = 1 K = d ?????????? 6.12

    78. ??????? 3 ?????????????????????? Qn = 1 ???? Qn+1 = 0 Input J ??? K ???????????? 2 ??? ??? J = 0 K = 1 ??? J = 1 K = 1 ??????????? Input ?????????????????????? ??? J ???? 0 ???? 1 ????? ???????? Dont Care Term ???? K = 1 ????????? J = d K = 1 ?????????? 6.12

    79. - ??????? 4 ?????????????????????? Qn = 1 ???? Qn+1 = 1 Input ??? K ???????????? 2 ??? ??? J = 0 K = 0 ??? J = 1 K = 0 ??????????? Input ?????????????????????? ??? J ???? 0 ???? 1 ????? ???????? Dont Care Term ???? K = 0 ????????? J = d K = 0 ?????????? 6.12

    80. ???????? Excitation Table ??? JK Flip Flop ???? ?????????????????????? Synchronous Counter ???????? ?????? Excitation Table ??? JK Flip Flop ??????? ? ?????????????????????????????? ??????????????????????????????? 8 ???????????????????? ???? 2

    81. 6.9.5 ???????????????? 5 ??? Synchronous ?????????????????? 5 ??? Synchronous (Modulus 5 Synchronous Counter) ?????????????????? 6.21 ??????????????? ?????????????? Excitation Table ?????????????????????? Input Clock Pulse ?????? ?????????????????????????????????????????

    82. - ??????? 1 ??????????????? JK Flip Flop ?????????????????? ???????????????????? 5 ?????? JK Flip Flop 3 9y ??????????? CK ??????????? ?????????? ? ?????????????????? (????????????? 6.21)

    84. ??????? 2 ???????????????? (??????????? 6.13) ???????????? ??????? Clock Pulse ????????????? Flip Flop ?????????????????????????????? ???????????????????? Output Q ??? Flip Flop ?????????? 0 ??????? Clock Pulse ????????????? ??????????????? ??? QC = 0, QB = 0 ??? QA = 1 ???????

    85. ??????? 3 ??????????? 6.13 ??? Excitation Table ??? JK Flip Flop ?????????????? Transition Table ?????????

    86. ???????????????? 6.14 ??????????????? ???? Next State ??????????????????? (???????? 6.13) ???????? ????????????? (Present State) QC QB QA = 000 ????? Clock Pulse ????????????????????? ???????????????(Next State) ???? QC QB QA = 001 ??????? ???????????? JK Input ??????????????????????????????

    87. ????? QC ??????????????? 0 ???? 0 (???????????????????) Input ????????????? JC = 0 KC = d (????????? Excitation Table ) ???? QB ?????????????? ??? ??????????????? 0 ???? 0 Input ????????????? JB = 0 KB = d ???? QA ??????????????? 0 ???? 1 Input ????????????? JA = 0 KA = d

    88. ?????? ???????????????? QC QB QA ??? 001 ????? Clock Pulse ?????????????????????? ????? ???????? 001 ???? 010 ???????????????? Input JK ??????????????????? QC ??????????????? 0 ???? 0 Input ????????????? JC = 0 KC = d ???? QB ??????????????? 0 ???? 1 Input ????????????? JB = 1 KB = d ???? QA ??????????????? 1 ???? 0 Input ????????????? JA= d KA = 1 ?????? ???????????????? QC QB QA ??? 010 ????? Clock Pulse ???????????????? ??????????????????????????????

    89. ??????? 4 ?????????? Transition Table ????????????????? JK ?????????????? Kamaugh Map ??????

    90. ??????? 5 ??????????? Input JK ???????????? ???????????????????????????????? 6.21

    91. 6.10 Shift Left Register Shift Register ???????????? Flip Flop ??????????????????????????? Binary ??????????????????????????????????? (Serial) ?????????? (Parallel) Shift Register ????????? ??? - Serial in Serial out Shift Register ???????? Shift Left Register ??? Shift Right Register - Parallel in Parallel out Shift Register ???? Parallel Data Transfer - Parallel in Parallel out Shift Register - Serial in Parallel out Shift Register

    92. Shift Left Register

    93. ?????? 6.23 ???? Shift Left Register ???? 4 Bit ???????? D Flip Flop ??? Serial Input ?????????????????? D ??? Flip Flop ??????? Clock Pulse ?????? Bit ?????? Serial Input ??????????????????????????? Input ??? Stage ?????????? Flip Flop ??????????? Serial Input ????????????????????????????????? Clock Pulse ??????????????????????????????????? Binary ????? 4 Bit ??? DCBA (???????? Serial Input Data) ???? Shift Left Register ??????????????????????????????????

    94. Serial Input Data ??? ?????? DCBA ?????? ?????????? ?? D1 ??? D Flip Flop ?????? 1 (?????????? Output Q ???????????????? Input D ???????????? Clock Pulse) ?????????????? Output Q ??? D Flip Flop ??????????? ???? 0 ??? Q4 Q3 Q2 Q1 = 0000

    95. ????? Clock Pulse ?????? 1 ?????? ??????? D ??? Serial Input Data ???????????????? Flip Flop ?????? ????? Q1 = D ????????? Input ?????? D2 ????? ???????????? Q4 Q3 Q2 = 000 ????????? D4 D3 D2 = 000 ?????? D4 D3 D2 D1 = 00DC

    96. ????? Clock Pulse ?????? 2 ?????? ??????? C ??? Serial Input Data ???????????????? Flip Flop ?????? ????? Q1 = C ??? Q2 = D ????????? D2 = D ???????????? Q4 Q3 = 00 ????????? D4 D3 = 00 ?????? D4 D3 D2 D1 = 0DCB - ????? Clock Pulse ?????? 3 ?????? ??????? B ??? Serial Input Data ???????????????? Flip Flop ?????? ????? Q1 = B ??? Q2 = C ????????? D2 = C ??? Q3 = D ????????? D3 = D ???????????? Q4 = 0 ????????? D4 = 0 ?????? D4 D3 D2 D1 = DCBA

    97. ????? Clock Pulse ?????? 4 ?????? ??????? A ??? Serial Input Data ???????????????? Flip Flop ?????? ????? Q1 = A ??? Q2 = B ????????? D2 = B ??? Q3 = C ????????? D3 = C ??? Q4 = D ????????? D4 = D ?????? Q4 Q3 Q2 Q1 = DCBA ??????????????????????????????????????? 1 Bit ??? Clock Pulse 1 ??? Shift Register ????????????????? Shift Left Register ?? Truth Table ??????????????? 6.14

    100. ?????? 6.24 ???? Shift Right Register ???????????????????????????? Shift Left Register ?????????????????????????????????????????????? ???? Shift Left Register ??? Shift Right Register ??????????? Data Input ??????? Serial ??? ??????????????? Bit ??????????? Output ??????? ???? Bit ???????????? ??????? Shift Register ???????????????????????? Serial in Serial Out Shift Register

    101. Parallel in Parallel out Shift Register Parallel in Parallel out Shift Register ???? Parallel Data Transfer ??? Shift Register ????????????????????????????????????????? Input ????? Output ??????? 1 ????????? ???? ????????? 1 ??? ?? 4 Bit ??????? Clock Pulse 1 ??? ????????????? 4 Bit ???????????????????? Output ????? ?????????????????? Parallel in - Parallel out Shift Register ????????? D Flip Flop ??????????????? 6.25

    103. ???????????????? Input ??? Din, Cin, Bin ??? Ain ???????????????? Output ??? Dout, Cout, Bout ??? Aout ????????? Latch Pulae ????????????? CK ??? Flip Flop ????? Pulse ????? Shift Register ????????????????? Parallel in - Parallel out Shift Register

    104. Parallel in Serial out Shift Register Parallel in Serial out Shift Register ???? Shift Register ????????????????????????????????????? Flip Flop ???????????????? ???????????? Shift Pulse ?????????????????? Output ?????? 6.26 ??????????????????????????? 4 Bit ???????? ?????????????? 4 Bit ???????????????????????? D Flip Flop ??????????? 1 Latch Pulse ???????? ??????????? Parallel in ????????????????????? Output ??????????????????????? 1 Bit ??????????? Serial Out ??????? ???????????????????????????? 4 Bit ????????????? Output ????????? 4 Shift Pulse

    106. ?????? 6.26 ????????? Serial in Serial out Shift Register ??????????? Parallel in Serial out Shift Register ?????? Flip Flop ??????? Preset (PR) ????? Clear (CLR) ???? Active Low ???????????????????????? Flip Flop ???????? ???????? Latch Pulse ?? NAND ?????????????? Bit ??? Bit ????? Output ???? 1 Output ??? NAND ?????? 0 ??????? PR ???? 0 ??????????? Active ????? Q ??? Flip Flop ??????????? 1 ?????????????????? Input ????????????? PR ???? 0

    107. ???? NAND Gate ?????????????? CLR ????? Output ???? 1 ?? CLR ?????? Active ?????? Bit ????? Input ???? 0 ??????? PR ???? 1 ?????? Active ???????????? NAND Gate ????????????? CLR ??? Output ???? 0 ?? CLR ??? Active ???????? Q ??? Flip Flop ??????????? 0 ?????????????????? Input ???????????????????????????????????????? Input ???????????? Flip Flop ??????????? ?????????????????????? Serial in Serial out Shift Register ???????????????????????????? Output ???

    108. Serial in Parallel out Shift Register

    109. ?????? 6.27 Serial in Serial out Shift Register ??????????? Serial in Parallel out Shift Register ????????????????? Input ??????????? D Flip Flop ??????????????????????????? Serial in Serial out Shift Register ???????????????????? ????????????????? Output ??????????? ????? Latch Pulse ????? AND ??? Output Q ??? Flip Flop ???????? ?????????? Output ?????????? Shift Register ???????????????????? ??????????????????????????????????? ?????? IC ??????? Shift Register ??????????? ???? 7491, 74164, 74165, 74174, 7415, 74198 ???????

    110. ??????????? ??????????

More Related