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KOMPETENSI DASAR
      MENJELASKAN SISTEM BILANGAN




                      Teknik Audio Video
                     Oleh : : Fauzan A Mahanani,S.Pd
                      Oleh Fauzan A Mahanani, S.Pd.
                      SMK Darunnajah Banjarmangu




STANDAR KOMPETENSI
MENERAPKAN DASAR-DASAR
TEKNIK DIGITAL
TUJUAN

  Siswa dapat:

  1. Memahami sistem bilangan desimal
  2. Memahami sistem bilangan biner
  3. Memahami sistem bilangan oktal
  4. Memahami sistem bilangan heksadesimal
  5. Menguasai konversi bilangan
  6. Menguasai operasi aritmatika bilangan
  7. Menguasai kode-kode bilangan yang digunakan pada
     rangkaian digital




Teknik Audio Video SMK Darunnajah            TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                                  Oleh : Fauzan A Mahanani, S.Pd
BILANGAN DESIMAL
         Sistem bilangan berbasis 10
         Angka/digit yang digunakan:
          0,1,2,3,4,5,6,7,8,9
         Nilai posisinya :..,103,102,101,100,10-1,...


         Contoh:
        (1991)           (1x 103)+(9x10 2)+(9x10 1)+(1x10 0)
                      10 =


                                    = 1x1000+9x100+9x10+1
                                    = 1000+900+90+1
                                    = 1991




Teknik Audio Video SMK Darunnajah                  TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                                        Oleh : Fauzan A Mahanani, S.Pd
BILANGAN BINER

                Sistem bilangan berbasis 2
                Angka/digit yang digunakan: 0 dan
                 1
                Nilai posisinya :….25,24,23,22,21,20…


                Contoh:
               (1001)2=
                       = 1x23+0x22+0X21+1x20
                       = 8+0+0+1
                       =9

Teknik Audio Video SMK Darunnajah          TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                                Oleh : Fauzan A Mahanani, S.Pd
BILANGAN OKTAL
   Sistem bilangan berbasis 8
   Angka/digit yang digunakan: 0,1,2,3,4,5,6,7
   Nilai posisinya :.., 84, 83, 82, 81, 80, …


   Contoh:
  (27)8 =
                     = 2x81+7x80
                     = 2+8+7+1
                     = 16+7
                     = (23)10

Teknik Audio Video SMK Darunnajah   TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                         Oleh : Fauzan A Mahanani, S.Pd
BILANGAN HEKSADESIMAL
   Sistem bilangan berbasis 16
   Angka/digit yang digunakan:
    0,1,2,3,4,5,6,7,8,9,A,B,C,D,E,F
   A=10,B=11,C=12,D=13,E=14,F=15
   Nilai posisinya: :..,163,162,161,160,16-1,...


   Contoh:
  (11) = 1x161 + 1x160
           16



          = 16+1
          = (17)                10




Teknik Audio Video SMK Darunnajah         TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                               Oleh : Fauzan A Mahanani, S.Pd
KONVERSI BILANGAN

1. Konversi Biner ke Desimal:
a. (1001)            2=…………10



    =1x23+0x22+0X21+1x20
    =8+0+0+1
    =910 (Decimal)
b. ( 11011)2=…………10
      = 24+23+0+21+20
      = 16+8+0+2+1
      = 2710 (Decimal)
Teknik Audio Video SMK Darunnajah   TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                         Oleh : Fauzan A Mahanani, S.Pd
2. Konversi Desimal ke Biner
     21/2 = 10 sisa 1
     10/2 = 5 sisa 0
      5/2 = 2 sisa 1
      2/2 = 1 sisa 0

      Jadi :
        (21)10 = (10101)2


Teknik Audio Video SMK Darunnajah   TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                         Oleh : Fauzan A Mahanani, S.Pd
3. Konversi Oktal ke Desimal
     (27)8 akan diubah ke Desimal
          (27)8 = 2 x 81 +7 x 80
                         =2x8+7x1
                         = 16 + 7
                         = (23)10




Teknik Audio Video SMK Darunnajah   TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                         Oleh : Fauzan A Mahanani, S.Pd
4. Konversi Desimal ke Oktal
      (23)10 akan diubah menjadi Oktal


                23/8 = 2 sisa 7

          Jadi :
           (23)10 = (27)8



Teknik Audio Video SMK Darunnajah   TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                         Oleh : Fauzan A Mahanani, S.Pd
5. Konversi Biner ke Oktal
       Untuk mengubah Biner ke Oktal, Biner
       dikelompokkan ke-3 bit.


  Contoh:

       (1011110)2           = 1     011   110
                          = 1       3     6
       Jadi :
          (101110)2 = (136)8



Teknik Audio Video SMK Darunnajah               TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                                     Oleh : Fauzan A Mahanani, S.Pd
6. Konversi Heksadesimal ke Desimal
       (11)16 akan diubah ke Desimal
       (11)16 = 1 X 161 + 1 X 160
                = 16 + 1
                = (17)10




Teknik Audio Video SMK Darunnajah   TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                         Oleh : Fauzan A Mahanani, S.Pd
7. Konversi Biner ke Heksadesimal
       Untuk mengubah Biner ke Heksadesimal,
       dikelompokan kedalam 4 bit yang dimulai dari LSB.


 Contoh:
       (110101101)2 = 1 1010 1101
                                    A          D
       Jadi:
        (110101101)2 = (1AD)16


Teknik Audio Video SMK Darunnajah       TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                             Oleh : Fauzan A Mahanani, S.Pd
8. Konversi Heksadesimal ke Biner
       Untuk mengubah Heksadesimal ke Biner sau per
       satu angka dalam heksadesimal diubah ke-4 bit
       biner.


       Contoh:
       (13)16 =               1     3
                            0001    0011
       Jadi:
      (13)16 = (10011)2

Teknik Audio Video SMK Darunnajah       TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                             Oleh : Fauzan A Mahanani, S.Pd
OPERASI ARITMATIKA DENGAN
         BILANGAN BINER
1. Penjumlahan Bilangan Biner
   Syarat:
           0+0=0,sisa   0
           0+1=1,sisa   0
           1+0=1,sisa   0
           1+1=0,sisa   1
  Contoh:
  1110
  0101 +
  10011

                            Teknik Audio Video SMK Darunnajah
                              TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                    Oleh : Fauzan A Mahanani, S.Pd
2. Pengurangan Bilangan Biner

          1001                  1001
          0111 – dikomplemenkan 1000 +
                                    10001
                                        1 +
                                     0010




Teknik Audio Video SMK Darunnajah     TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                           Oleh : Fauzan A Mahanani, S.Pd
3. Perkalian Bilangan Biner
       Perkalian Bilangan Biner dilakukn dengan cara
       penjumlahan dan pergeseran satu posisi setiap
       langkah.


     Contoh:
       10101 X 110

  a.Keadaan Awal
            00000




Teknik Audio Video SMK Darunnajah   TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                         Oleh : Fauzan A Mahanani, S.Pd
b. Bilangan Pengali =1, geser
        00000


  c.Bilangan kedua = 1, bilangan yang
    dikali digeser dan dijumlahkan.
          00000
         10101
         101010




Teknik Audio Video SMK Darunnajah   TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                         Oleh : Fauzan A Mahanani, S.Pd
d.Pengali ke-3 = 1, geser dan
    jumlahkan
      101010
      10101
      1111110

      Jadi jumlahnya ialah: 1111110




Teknik Audio Video SMK Darunnajah   TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                         Oleh : Fauzan A Mahanani, S.Pd
4. Pembagian Bilangan Biner
       Pembagian pada bilangan biner sama dengan
       pembagian bilangan desimal.




Teknik Audio Video SMK Darunnajah   TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                         Oleh : Fauzan A Mahanani, S.Pd
Contoh:

     111/100                        Jadi hasilnya adalah:
   100/ 1.11                                   1.11
         111
        -100
         110
       -100
         100
        -100
         000
                                            TEKNIK AUDIO VIDEO SMK DARUNNAJAH
Teknik Audio Video SMK Darunnajah                Oleh : Fauzan A Mahanani, S.Pd
KODE-KODE BILANGAN PADA
                   RANGKAIAN DIGITAL
  1. KODE BCD (BINARY CODE TO
     DESIMAL)
     Mengubah Bilangan desimal ke BCD
     Contoh:
     (678)10 = 6     7     8
                  0110 0111 1000
         Jadi (678)10 = BCD 011001111000




Teknik Audio Video SMK Darunnajah   TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                         Oleh : Fauzan A Mahanani, S.Pd
2. Mengubah Kode BCD ke Desimal.
     Contoh :

     BCD 0101100000101001
       0101 1000 0010 1001
         5    8    2      9
  Jadi :
  BCD 0101100000101001 = (5829)10


Teknik Audio Video SMK Darunnajah   TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                         Oleh : Fauzan A Mahanani, S.Pd
3. KODE EXCESS-3
       Kode ini biasanya digunakan untuk mengantikan
       kode BCD.
       Contoh:
       (64)10
   Langkah 1. tambahkan 3 pada setiap
    angka desimal
         6          4
         3          3
          9         7
Teknik Audio Video SMK Darunnajah   TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                         Oleh : Fauzan A Mahanani, S.Pd
 Langkah 2, angka-angka hasil
    penjumlahan diubah ke Biner.
           9          7
         1001        0111
    Jadi (64)10 = 1001 0111




Teknik Audio Video SMK Darunnajah   TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                         Oleh : Fauzan A Mahanani, S.Pd
5. KODE GRAY
       Mengubah Biner ke GRAY.

       Contoh :
       (10110)2
             1 0 1 1 0              Biner
             1 1 1 0 1              GRAY.




Teknik Audio Video SMK Darunnajah     TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                            Oleh : Fauzan A Mahanani, S.Pd
6. Mengubah GRAY ke Biner.
     Contoh :
     (101)
           1 1 0 1    GRAY
           1 0 0 1    Biner




Teknik Audio Video SMK Darunnajah   TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                         Oleh : Fauzan A Mahanani, S.Pd
Fauzan A Mahanani, S.Pd.

Teknik Audio Video SMK Darunnajah          TEKNIK AUDIO VIDEO SMK DARUNNAJAH
                                                Oleh : Fauzan A Mahanani, S.Pd

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SISTEM BILANGAN DIGITAL

  • 1. KOMPETENSI DASAR MENJELASKAN SISTEM BILANGAN Teknik Audio Video Oleh : : Fauzan A Mahanani,S.Pd Oleh Fauzan A Mahanani, S.Pd. SMK Darunnajah Banjarmangu STANDAR KOMPETENSI MENERAPKAN DASAR-DASAR TEKNIK DIGITAL
  • 2. TUJUAN Siswa dapat: 1. Memahami sistem bilangan desimal 2. Memahami sistem bilangan biner 3. Memahami sistem bilangan oktal 4. Memahami sistem bilangan heksadesimal 5. Menguasai konversi bilangan 6. Menguasai operasi aritmatika bilangan 7. Menguasai kode-kode bilangan yang digunakan pada rangkaian digital Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 3. BILANGAN DESIMAL  Sistem bilangan berbasis 10  Angka/digit yang digunakan: 0,1,2,3,4,5,6,7,8,9  Nilai posisinya :..,103,102,101,100,10-1,...  Contoh: (1991) (1x 103)+(9x10 2)+(9x10 1)+(1x10 0) 10 = = 1x1000+9x100+9x10+1 = 1000+900+90+1 = 1991 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 4. BILANGAN BINER  Sistem bilangan berbasis 2  Angka/digit yang digunakan: 0 dan 1  Nilai posisinya :….25,24,23,22,21,20…  Contoh: (1001)2= = 1x23+0x22+0X21+1x20 = 8+0+0+1 =9 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 5. BILANGAN OKTAL  Sistem bilangan berbasis 8  Angka/digit yang digunakan: 0,1,2,3,4,5,6,7  Nilai posisinya :.., 84, 83, 82, 81, 80, …  Contoh: (27)8 = = 2x81+7x80 = 2+8+7+1 = 16+7 = (23)10 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 6. BILANGAN HEKSADESIMAL  Sistem bilangan berbasis 16  Angka/digit yang digunakan: 0,1,2,3,4,5,6,7,8,9,A,B,C,D,E,F  A=10,B=11,C=12,D=13,E=14,F=15  Nilai posisinya: :..,163,162,161,160,16-1,...  Contoh: (11) = 1x161 + 1x160 16 = 16+1 = (17) 10 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 7. KONVERSI BILANGAN 1. Konversi Biner ke Desimal: a. (1001) 2=…………10  =1x23+0x22+0X21+1x20  =8+0+0+1  =910 (Decimal) b. ( 11011)2=…………10  = 24+23+0+21+20  = 16+8+0+2+1  = 2710 (Decimal) Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 8. 2. Konversi Desimal ke Biner 21/2 = 10 sisa 1 10/2 = 5 sisa 0 5/2 = 2 sisa 1 2/2 = 1 sisa 0 Jadi : (21)10 = (10101)2 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 9. 3. Konversi Oktal ke Desimal (27)8 akan diubah ke Desimal (27)8 = 2 x 81 +7 x 80 =2x8+7x1 = 16 + 7 = (23)10 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 10. 4. Konversi Desimal ke Oktal (23)10 akan diubah menjadi Oktal 23/8 = 2 sisa 7 Jadi : (23)10 = (27)8 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 11. 5. Konversi Biner ke Oktal Untuk mengubah Biner ke Oktal, Biner dikelompokkan ke-3 bit. Contoh: (1011110)2 = 1 011 110 = 1 3 6 Jadi : (101110)2 = (136)8 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 12. 6. Konversi Heksadesimal ke Desimal (11)16 akan diubah ke Desimal (11)16 = 1 X 161 + 1 X 160 = 16 + 1 = (17)10 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 13. 7. Konversi Biner ke Heksadesimal Untuk mengubah Biner ke Heksadesimal, dikelompokan kedalam 4 bit yang dimulai dari LSB. Contoh: (110101101)2 = 1 1010 1101 A D Jadi: (110101101)2 = (1AD)16 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 14. 8. Konversi Heksadesimal ke Biner Untuk mengubah Heksadesimal ke Biner sau per satu angka dalam heksadesimal diubah ke-4 bit biner. Contoh: (13)16 = 1 3 0001 0011 Jadi: (13)16 = (10011)2 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 15. OPERASI ARITMATIKA DENGAN BILANGAN BINER 1. Penjumlahan Bilangan Biner Syarat: 0+0=0,sisa 0 0+1=1,sisa 0 1+0=1,sisa 0 1+1=0,sisa 1 Contoh: 1110 0101 + 10011 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 16. 2. Pengurangan Bilangan Biner 1001 1001 0111 – dikomplemenkan 1000 + 10001 1 + 0010 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 17. 3. Perkalian Bilangan Biner Perkalian Bilangan Biner dilakukn dengan cara penjumlahan dan pergeseran satu posisi setiap langkah. Contoh: 10101 X 110 a.Keadaan Awal 00000 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 18. b. Bilangan Pengali =1, geser 00000 c.Bilangan kedua = 1, bilangan yang dikali digeser dan dijumlahkan. 00000 10101 101010 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 19. d.Pengali ke-3 = 1, geser dan jumlahkan 101010 10101 1111110 Jadi jumlahnya ialah: 1111110 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 20. 4. Pembagian Bilangan Biner Pembagian pada bilangan biner sama dengan pembagian bilangan desimal. Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 21. Contoh: 111/100 Jadi hasilnya adalah: 100/ 1.11 1.11 111 -100 110 -100 100 -100 000 TEKNIK AUDIO VIDEO SMK DARUNNAJAH Teknik Audio Video SMK Darunnajah Oleh : Fauzan A Mahanani, S.Pd
  • 22. KODE-KODE BILANGAN PADA RANGKAIAN DIGITAL 1. KODE BCD (BINARY CODE TO DESIMAL) Mengubah Bilangan desimal ke BCD Contoh: (678)10 = 6 7 8 0110 0111 1000 Jadi (678)10 = BCD 011001111000 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 23. 2. Mengubah Kode BCD ke Desimal. Contoh : BCD 0101100000101001 0101 1000 0010 1001 5 8 2 9 Jadi : BCD 0101100000101001 = (5829)10 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 24. 3. KODE EXCESS-3 Kode ini biasanya digunakan untuk mengantikan kode BCD. Contoh: (64)10  Langkah 1. tambahkan 3 pada setiap angka desimal 6 4 3 3 9 7 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 25.  Langkah 2, angka-angka hasil penjumlahan diubah ke Biner. 9 7 1001 0111 Jadi (64)10 = 1001 0111 Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 26. 5. KODE GRAY Mengubah Biner ke GRAY. Contoh : (10110)2 1 0 1 1 0 Biner 1 1 1 0 1 GRAY. Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 27. 6. Mengubah GRAY ke Biner. Contoh : (101) 1 1 0 1 GRAY 1 0 0 1 Biner Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd
  • 28. Fauzan A Mahanani, S.Pd. Teknik Audio Video SMK Darunnajah TEKNIK AUDIO VIDEO SMK DARUNNAJAH Oleh : Fauzan A Mahanani, S.Pd