Buses Y Discos

8/7/2019 Buses Y Discos

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BUS IDE

IDE = Integrated Drive Electronis.

Denominacin: 40 PIN IDC Macho.

40 PIN IDC Hembra.

En el disco y controlador (Macho)

En el Cable (Hembra)

Pin Name Dir Description

1 /RESET Reset

2 GND Ground

3 DD7 Data 7

4 DD8 Data 8

5 DD6 Data 66 DD9 Data 9

7 DD5 Data 5

8 DD10 Data 10

9 DD4 Data 4

10 DD11 Data 11

11 DD3 Data 3

12 DD12 Data 12

13 DD2 Data 2

14 DD13 Data 13

15 DD1 Data 1

16 DD14 Data 14

17 DD0 Data 0

18 DD15 Data 15

19 GND Ground


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20 KEY - Key

21 n/c - Not connected

22 GND Ground

23 /IOW Write Strobe

24 GND Ground

25 /IOR Read Strobe

26 GND Ground

27 IO_CH_RDY

28 ALE Address Latch Enable


30 GND Ground

31 IRQR Interrupt Request

32 /IOCS16 ? IO ChipSelect 1633 DA1 Address 1


35 DA0 Address 0

36 DA2 Address 2

37 /IDE_CS0 (1F0-1F7)

38 /IDE_CS1 (3F6-3F7)

39 /ACTIVE Led driver

40 GND Ground


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SCSI

SCSI=Small Computer System Interface.

CENTRONICS 50

Denominacin: 50 PIN CENTRONICS Hembra.

50 PIN CENTRONICS Macho.

Lado del Controlador y Dispositivos(Hembra)

Lado del Cable (Macho)

SINGLE-ENDED

N de Pin Nombre Dir Descripcin

1-25 GND Ground

26 DB0 Data Bus 0

27 DB1 Data Bus 1

28 DB2 Data Bus 2

29 DB3 Data Bus 3

30 DB4 Data Bus 4

31 DB5 Data Bus 5

32 DB6 Data Bus 6

33 DB7 Data Bus 7

34 PARITY Data Parity (odd Parity)

35 GND Ground

36 GND Ground


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37 GND Ground

38 TMPWR Termination Power

39 GND Ground

40 GND Ground

41 /ATN Attention


43 /BSY Busy

44 /ACK Acknowledge

45 /RST Reset

46 /MSG Message

47 /SEL Select

48 /C/D Control/Data

49 /REQ Request50 /I/O Input/Output

DIFERENCIAL


01 GND Ground

02 +DB0 +Data Bus 0

03 +DB1 +Data Bus 1

04 +DB2 +Data Bus 2

05 +DB3 +Data Bus 3

06 +DB4 +Data Bus 4

07 +DB5 +Data Bus 5

08 +DB6 +Data Bus 6

09 +DB7 +Data Bus 7

10 +DBP +Data Bus Parity (odd Parity)

11 DIFFSENS ? ???12 res - Reserved

13 TERMPWR Termination Power

14 res - Reserved

15 +ATN +Attention

16 GND Ground


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17 +BSY +Bus is busy

18 +ACK +Acknowledge

19 +RST +Reset

20 +MSG +Message

21 +SEL +Select

22 +C/D +Control or Data

23 +REQ +Request

24 +I/O +In/Out

25 GND Ground

26 GND Ground

27 -DB0 -Data Bus 0

28 -DB1 -Data Bus 1

29 -DB2 -Data Bus 230 -DB3 -Data Bus 3

31 -DB4 -Data Bus 4

32 -DB5 -Data Bus 5

33 -DB6 -Data Bus 6

34 -DB7 -Data Bus Parity7

35 -DBP -Data Bus Parity (odd Parity)

36 GND Ground

37 res - Reserved


39 res - Reserved

40 -ATN -Attention

41 GND Ground

42 -BSY -Bus is busy

43 -ACK -Acknowledge

44 -RST -Reset

45 -MSG -Message

46 -SEL -Select

47 -C/D -Control or Data

48 -REQ -Request

49 -I/O -In/Out

50 GND Ground


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D-SUB 25

Denominacin: 25 PIN D-SUB Hembra.

25 PIN D-SUB Macho.

Lado del Controlador (Hembra)



1 /REQ Request

2 /MSG Message

3 I/O Input/Output

4 /RST Reset

5 /ACK Acknowledge

6 BSY Busy

7 GND Ground

8 DB0 Data Bus 0

9 GND Ground

10 DB3 Data Bus 3

11 DB5 Data Bus 5

12 DB6 Data Bus 6

13 DB7 Data Bus 7

14 GND Ground

15 C/D Control/Data

16 GND Ground

17 /ATN Attention

18 GND Ground

19 /SEL Select

20 PARITY Data Parity


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09 +DB3 +Data Bus 3

10 -DB3 -Data Bus 3

11 +DB4 +Data Bus 4

12 -DB4 -Data Bus 4

13 +DB5 +Data Bus 5

14 -DB5 -Data Bus 5

15 +DB6 +Data Bus 6

16 -DB6 -Data Bus 6

17 +DB7 +Data Bus 7


19 +DBP +Data Bus Parity (odd Parity)


21 DIFFSENS ? ???22 GND Ground

23 res - Reserved

24 res - Reserved



27 res - Reserved

28 res - Reserved

29 +ATN +Attention

30 -ATN -Attention

31 GND Ground

32 GND Ground

33 +BSY +Bus is busy


35 +ACK +Acknowledge


37 +RST +Reset

38 -RST -Reset

39 +MSG +Message

40 -MSG -Message

41 +SEL +Select

42 -SEL -Select

43 +C/D +Control or Data


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45 +REQ +Request

46 -REQ -Request

47 +I/O +In/Out

48 -I/O -In/Out

49 GND Ground

50 GND Ground

SINGLE-ENDED


2 DB0 Data Bus 0

4 DB1 Data Bus 1

6 DB2 Data Bus 2

8 DB3 Data Bus 3

10 DB4 Data Bus 4

12 DB5 Data Bus 5

14 DB6 Data Bus 6

16 DB7 Data Bus 7


20 GND Ground

22 GND Ground

24 GND Ground


28 GND Ground

30 GND Ground

32 /ATN Attention

34 GND Ground

36 /BSY Busy38 /ACK Acknowledge

40 /RST Reset

42 /MSG Message

44 /SEL Select



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48 /REQ Request

50 /I/O Input/Output


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SCSI II

Denominacin: 50 PIN HI-DENSITY D-SUB Hembra.

50 PIN HI-DENSITY D-SUB Macho.

Lado del Controlador y Dispositivos (Hembra)


SINGLE-ENDED


1-25 GND Ground

26 DB0 Data Bus 0

27 DB1 Data Bus 1

28 DB2 Data Bus 2

29 DB3 Data Bus 3

30 DB4 Data Bus 4

31 DB5 Data Bus 5

32 DB6 Data Bus 6

33 DB7 Data Bus 7


35 GND Ground

36 GND Ground

37 GND Ground


39 GND Ground

40 GND Ground

41 /ATN Attention


43 /BSY Busy


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13/19

24 +I/O +In/Out

25 GND Ground

26 GND Ground

27 -DB0 -Data Bus 0

28 -DB1 -Data Bus 1

29 -DB2 -Data Bus 2

30 -DB3 -Data Bus 3

31 -DB4 -Data Bus 4

32 -DB5 -Data Bus 5

33 -DB6 -Data Bus 6



36 GND Ground37 res - Reserved


39 res - Reserved

40 -ATN -Attention

41 GND Ground



44 -RST -Reset

45 -MSG -Message

46 -SEL -Select


48 -REQ -Request

49 -I/O -In/Out

50 GND Ground


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SCSI III

Denominacin: 68 PIN HI-DENSITY D-SUB Hembra.

68 PIN HI-DENSITY D-SUB Macho.

Lado del Controlador y Dispositivos (Hembra)


SINGLE-ENDED


1-16 GND Ground



19 res reserved

20-34 GND Ground

35 DB12 Data Bus 12

36 DB13 Data Bus 13

37 DB14 Data Bus 14

38 DB15 Data Bus 15

39 DPB1 Data Parity (odd Parity)

40 DB0 Data Bus 0

41 DB1 Data Bus 1

42 DB2 Data Bus 2

43 DB3 Data Bus 3

44 DB4 Data Bus 4

45 DB5 Data Bus 5

46 DB6 Data Bus 6


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47 DB7 Data Bus 7

48 DPB Data Parity (odd Parity)

49 GND Ground

50 GND Ground



53 res reserved

54 GND Ground

55 /ATN Attention

56 GND Ground

57 /BSY Busy

58 /ACK Acknowledge

59 /RST Reset60 /MSG Message

61 /SEL Select


63 /REQ Request

64 /I/O Input/Output

65 DB8 Data Bus 8

66 DB9 Data Bus 9

67 DB10 Data Bus 10

68 DB11 Data Bus 11

DIFERENCIAL


1 +DB12 Data Bus 12

2 +DB13 Data Bus 13

3 +DB14 Data Bus 144 +DB15 Data Bus 15

5 +DPB1 Data Parity (odd Parity)

6 GND Ground

7 +DB0 Data Bus 0

8 +DB1 Data Bus 1


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9 +DB2 Data Bus 2

10 +DB3 Data Bus 3

11 +DB4 Data Bus 4

12 +DB5 Data Bus 5

13 +DB6 Data Bus 6

14 +DB7 Data Bus 7

15 +DPB Data Parity (odd Parity)

16 DIFFSENSE ? Diff Sense?



19 res reserved

20 +ATN Attention

21 GND Ground22 +BSY Busy

23 +ACK Acknowledge

24 +RST Reset

25 +MSG Message

26 +SEL Select

27 +C/D Control/Data

28 +REQ Request

29 +I/O Input/Output

30 GND Ground

31 +DB8 Data Bus 8

32 +DB9 Data Bus 9

33 +DB10 Data Bus 10

34 +DB11 Data Bus 11

35 -DB12 Data Bus 12




39 -DPB1 Data Parity (odd Parity)

40 GND Ground

41 -DB0 Data Bus 0

42 -DB1 Data Bus 1

43 -DB2 Data Bus 2


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44 -DB3 Data Bus 3

45 -DB4 Data Bus 4

46 -DB5 Data Bus 5

47 -DB6 Data Bus 6

48 -DB7 Data Bus 7

49 -DPB Data Parity (odd Parity)

50 GND Ground



53 res reserved

54 -ATN Attention

55 GND Ground

56 -BSY Busy57 -ACK Acknowledge

58 -RST Reset

59 -MSG Message

60 -SEL Select

61 -C/D Control/Data

62 -REQ Request

63 -I/O Input/Output

64 GND Ground

65 -DB8 Data Bus 8

66 -DB9 Data Bus 9




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UNIDAD 3.5"

Denominacin: 34 PIN IDC Macho.

34 PIN IDC Hembra.

Lado de la Unidad y la Placa (Macho)

En el Cable (Hembra)


2 /REDWC Density Select

4 n/c Reserved

6 n/c Reserved

8 /INDEX Index

10 /MOTEA Motor Enable A12 /DRVSB Drive Sel B

14 /DRVSA Drive Sel A

16 /MOTEB Motor Enable B

18 /DIR Direction

20 /STEP Step

22 /WDATE Write Data

24 /WGATE Floppy Write Enable

26 /TRK00 Track 0

28 /WPT Write Protect

30 /RDATA Read Data

32 /SIDE1 Head Select

34 /DSKCHG Disk Change


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La interfaz Serial-ATA

Tabla 2

Pin Designacin

S1 G.

S2 HT+ / DR+

S3 HT- / DR-

S4 G.

S5 HR+ / DT+

S6 HR- / DT-

S7 G.

Nomenclatura:

HT+, HT-. Par de sealesdiferenciales de transmisin del ladodel host ("Host Transmitter").

HR+, HR- dem de recepcin ("HostReceiver").

DT+ y DT- par de sealesdiferenciales de transmisin del ladodel dispositivo ("Device Transmitter").

DR+, DR-. dem de recepcin("Device Receiver").

G. Tierra ("Ground").

Como es de esperar, las seales detransmisin del adaptador host secorresponden con las de recepcindel dispositivo y viceversa

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