Black Box IC110C, IC174C manual Appendix Circuit-Board Design

Page 16

13

P1

A22

A9

+5V

R1

A8

+5V

P1

A23

A7

1

2

Y1

P1

A24

U1

1

1

14

A6

U4

NC

VDO

+5V

P1

A25

20

20

R2

7

A5

A8

2

P0

VDO

A8

2

P0

VDO

+5V

GND

VSS

OUT

8

RD2/

P1

A26

A6

4

P1

19

A6

4

P1

2

TXCO

RD2/

P1

A4

A4

6

P2

8

9

A4

6

P2

19

U8

A27

AEN

8

P3

P=Q

SW1

AEN

8

P3

P=Q

8 SW2

9

P1

A28

A3

A3

11

P4

A3

11

P4

+5V

16

VDO VEE+

1

+12V

TD2/

AEN

A5

13

P5

A5

13

P5

15

2

TD2/

P1

A11

A7

15

P6

A7

15

P6

A9

17

P7

A9

17

P7

U2

14

3

CTS2/

15

SW1

2

3

Q0

15

SW2

2

3

Q0

40

16

TD2

+5V

13

SW1

4

5

Q1

13

SW2

4

5

Q1

20

VDO

XTAL1

17

13

4

CTS2/

7

7

GND

VSS

XTAL2

BRESET

Q2

1

Q2

1

35

11

SW1

6

GND

9

Q3

P>Q

11

SW2

6

9

Q3

P>Q

DB0

1

D0

MR

12

+5V

RTS2

12

5

RTS2/

12

GND 12

CS0

14

Q4

14

Q4

DB1

2

D1

CS1

13

11

6

RTS2/

10

SW1

7

16

Q5

10

10

SW2

7

16

Q5

10

DB2

3

D2

CS2

14

12

SW1

5

18

Q6

VSS

GND

12

SW2

5

18

Q6

VSS

GND

DB3

4

D3

DISTR

22

BRD/

DTR2

10

7

DSR2/

Q7

Q7

DB4

5

D4

DISTR

21

14

SW1

3

74LS682

14

SW2

3

74LS682

DB5

6

D5

DOSTR

19

BWR/

GND

9

VSS

VEE-

8

-12V

DSR2/

DB6

7

D6

DOSTR

18

16

SW1

1

16

SW2

1

DB7

8

D7

ADS

25

MC145406

DTR2/

33

9

GND

DTR2

DTR

RCLK

RD2

PORT 1

U5

PORT 2

RTS2

32

RTS

SIN

10

DTR2/

GND

34

OUT1

CTS

36

CTS2

GND

74LS244

31

37

DSR2

20

OUT2

DSR

1

VDO/VSS

+5V

24

CSOUT

DCD

38

DCD2

DCD2/

GND

G

23

DDIS

RI

39

RI2

RESET

2

18

BRESET

+5V

15

BAUDOUTA0

28

BA0

DCD2/

P1

B2

A1

Y1

30

27

BA1

4

16

BA0

1

INTRPT

A1

RI2/

A0

6

A2

Y2

TD2

11

SOUT

A2

26

BA2

U9

P1

A31

A3

Y3

14

BA1

A1

8

A4

Y4

12

BA2

R3

8250A

V+

14

+12V

RI2/

P1

A30

A2

U7

1

3

OUTA

ENA

12

DCD1/

P1

A29

U5

6

INA

5

2

OUTB

ENB

DCD1/

10

3

2

INB

4

19

VDO/VSS

GND

GND

8

ENC

9

RI1/

P1

WR/

GND

G

OUTC

INC

10

B13

11

A1

Y1

9

BWR/

74LS125A

11

OUTD

END

12

RI1/

P1

RD/

13

7

BRD/

IND

13

B14

A2

Y2

7

15

5

GND

GND

17

A3

Y3

3

MC1489

RD1/

A4

Y4

U7

4

74LS244

RD1/

P1

A9

D0

U6

6

5

GND

40

U3

TD1/

D1

+5V

16

P1

A8

19

VDO

XTAL1

TD1/

20

74LS125A

20

17

BRESET

P1

D2

G

VDO

+5V

GND

VSS

XTAL2

35

CTS1/

A7

D3

BRD/

1

DIR VSS

10

GND

DB0

1

D0

MR

12

+5V

U10

P1

DB1

2

CS0

13

CTS1/

A6

2

A1

B1

18

DB0

DB2

3

D1

CS1

14

16

1

P1

D4

3

17

DB1

DB3

4

D2

CS2

22

+5V

VDO VEE+

+12V

RTS1/

A5

A2

B2

DB4

5

D3

DISTR

21

BRD/

15

2

D5

4

A3

B3

16

DB2

DB5

6

D4

DISTR

19

RTS1/

P1

A4

5

15

DB3

D5

DOSTR

14

3

6

A4

B4

14

DB4

DB6

7

18

BWR/

TD1

P1

A3

D6

7

A5

B5

13

DB5

DB7

8

D6

DOSTR

25

GND

13

4

DSR1/

8

A6

B6

12

DB6

DTR1

33

D7

ADS

9

P1

A2

D7

9

A7

B7

11

DB7

32

DTR

RCLK

10

RD1

12

5

DSR1/

A8

B8

RTS1

RTS

SIN

RTS1

34

36

CTS1

31

OUT1

CTS

37

DSR1

11

6

DTR1/

74LS245

OUT2

DSR

E4

24

CSOUT

DCD

38

DCD1

10

7

DTR1/

U7

23

39

RI1

E2

10

15

DDIS

RI

28

BA0

DTR1

9

8

IRQ2

2

1

30

BAUDOUTA0

27

BA1

GND

VSS

VEE-

-12V

P1

B4

3

8

9

INTRPT

A1

IRQ3

4

3

2

TD1

11

SOUT

A2

26

BA2

MC145406

P1

6

5

1

1

2

B25

8

7

8250A

IRQ4

1

D2

74LS125A

P1

B24

10

9

R5

IRQ5

12

11

P1

B23

14

13

P1

+12

16

15

B9

+12V

IRQ10

-12V

P2

D3

2

P1

B7

-12V

+5V

IRQ11

E3

+5V

P2

D4

GND

U7

P1

B3

IRQ12

E1

13

+5V

P2

3

P1

B29

D5

2

1

1

1

1

1

1

1

1

1

1

2

1

11

12

C8+

C9

C6

C1

C2

C3

C4

C5

C7

4

3

6

5

1

2

8

7

1

D1

10

9

R4

74LS125A

2

2

2

2

2

2

2

2

2

12

11

P2

IRQ15

14

13

P1

GND

3

3

3

3

3

3

3

3

D6

16

15

B1

2

P1 B31 GND

GND

2J1

3J4

3J1

2J4

8J1

5J4

7J1

4J4

6J1

6J4

4J1

20J4

1J1

8J4

9J1

22J4

1J2

1J3

9J2

9J3

2J2

2J3

3J2

3J3

8J2

8J3

7J2

7J3

6J2

6J3

4J2

4J3

APPENDIX: Circuit-Board Design

Image 16

Contents Dual Port RS-232 Serial Interface Radio Frequency Interference Statements Contents Specifications Connectors 2 DB9MOverview IntroductionWhat’s Included Features Technical Description Pin Number Signal Name Mode Address Selection Address BinaryAddress Selection Setting the Interrupt Request Port Enable/DisableOption Selection Header E1 and E2 IRQ 4 selected Installing the Adapter in Your Operating System InstallationInstalling the Hardware Installation Appendix Circuit-Board Design SW1 PORT1 PORT2 SW2Appendix Circuit-Board Design Copyright 2000. Black Box Corporation. All rights reserved