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  Digi AccelePort Xp and NEO HD-68 pin Ultra SCSI connector.  
 
 
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  The connector provides a connection for the RS232 signals on the PCB to a cable to interface various 4, 8 and 16 port peripheral devices. The first table is for ports 1-8 and the second table is for ports 9-16. The pin-outs for the connector and the asynchronous ports configuration is as follows:

see Table 1 for: Ports 1-8 of HD-68 Connector for 4 or 8 port boards.
see Table 2 for: Ports 9-16 of second HD-68 Connector when using 16 port board.

Table 1: PORTS 1-8 of HD-68 Connector for 4, 8 or 16 port boards

68 pin

Ultra SCSI

Wire name

Male DB25

Connector

68 pin

Ultra SCSI

Wire name

Male DB25

Connector

1

RxD7

P7-3

35

RxD8

P8-3

2

CTS7

P7-5

36

CTS8

P8-5

3

RI7

P7-22

37

RI8

P8-22

4

RTS7

P7-4

38

RTS8

P8-4

5

DCD7

P7-8

39

DCD8

P8-8

6

DTR7

P7-20

40

DTR8

P8-20

7

DSR7

P7-6

41

DSR8

P8-6

8

TxD7

P7-2

42

TxD8

P8-2

9

GND

P7-7, P5-7

43

GND

P8-7, P6-7

10

TxD5

P5-2

44

TxD6

P6-2

11

DSR5

P5-6

45

DSR6

P6-6

12

DTR5

P5-20

46

DTR6

P6-20

13

DCD5

P5-8

47

DCD6

P6-8

14

RTS5

P5-4

48

RTS6

P6-4

15

RI5

P5-22

49

RI6

P6-22

16

CTS5

P5-5

50

CTS6

P6-5

17

RXD5

P5-3

51

RXD6

P6-3

18

RxD3

P3-3

52

RxD4

P4-3

19

CTS3

P3-5

53

CTS4

P4-5

20

RI3

P3-22

54

RI4

P4-22

21

RTS3

P3-4

55

RTS4

P4-4

22

DCD3

P3-8

56

DCD4

P4-8

23

DTR3

P3-20

57

DTR4

P4-20

24

DSR3

P3-6

58

DSR4

P4-6

25

TxD3

P3-2

59

TxD4

P4-2

26

GND

P3-7, P1-7

60

GND

P4-7, P2-7

27

TxD1

P1-2

61

TxD2

P2-2

28

DSR1

P1-6

62

DSR2

P2-6

29

DTR1

P1-20

63

DTR2

P2-20

30

DCD1

P1-8

64

DCD2

P2-8

31

RTS1

P1-4

65

RTS2

P2-4

32

RI1

P1-22

66

RI2

P2-22

33

CTS1

P1-5

67

CTS2

P2-5

34

RXD1

P1-3

68

RXD2

P2-3

 

Table 2: PORTS 9-16 of second HD-68 Connector when using 16 port board

68 pin

Ultra SCSI

Wire name

Male DB25

Connector

68 pin

Ultra SCSI

Wire name

Male DB25

Connector

1

RxD15

P15-3

35

RxD16

P16-3

2

CTS15

P15-5

36

CTS16

P16-5

3

RI15

P15-22

37

RI16

P16-22

4

RTS15

P15-4

38

RTS16

P16-4

5

DCD15

P15-8

39

DCD16

P16-8

6

DTR15

P15-20

40

DTR16

P16-20

7

DSR15

P15-6

41

DSR16

P16-6

8

TxD15

P15-2

42

TxD16

P16-2

9

GND

P15-7, P13-7

43

GND

P16-7, P14-7

10

TxD13

P13-2

44

TxD14

P14-2

11

DSR13

P13-6

45

DSR14

P14-6

12

DTR13

P13-20

46

DTR14

P14-20

13

DCD13

P13-8

47

DCD14

P14-8

14

RTS13

P13-4

48

RTS14

P14-4

15

RI13

P13-22

49

RI14

P14-22

16

CTS13

P13-5

50

CTS14

P14-5

17

RXD13

P13-3

51

RXD14

P14-3

18

RxD11

P11-3

52

RxD12

P12-3

19

CTS11

P11-5

53

CTS12

P12-5

20

RI11

P11-22

54

RI12

P12-22

21

RTS11

P11-4

55

RTS12

P12-4

22

DCD11

P11-8

56

DCD12

P12-8

23

DTR11

P11-20

57

DTR12

P12-20

24

DSR11

P11-6

58

DSR12

P12-6

25

TxD11

P11-2

59

TxD12

P12-2

26

GND

P11-7, P9-7

60

GND

P12-7, P10-7

27

TxD9

P9-2

61

TxD10

P10-2

28

DSR9

P9-6

62

DSR10

P10-6

29

DTR9

P9-20

63

DTR10

P10-20

30

DCD9

P9-8

64

DCD10

P10-8

31

RTS9

P9-4

65

RTS10

P10-4

32

RI9

P9-22

66

RI10

P10-22

33

CTS9

P9-5

67

CTS10

P10-5

34

RXD9

P9-3

68

RXD10

P10-3


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