beautypg.com

Cpi communications, inc, Tone out, Dtc1 - dc to tone control convertor – CPI Communications DTS1 User Manual

Page 9

background image

A

A

B

B

C

C

D

D

E

E

4

4

3

3

2

2

1

1

TONE OUT

MICROCONTROLLER & TONE GENERATOR

B

DTC1 - DC TO TONE CONTROL CONVERTOR

CPI COMMUNICATIONS, INC.

1(972)429-7160 1(800)869-9128

2

4

Monday, November 08, 1999

Title

Size

Document Number

Rev

Date:

Sheet of

2.5 mA

6 mA

11 mA

POLARITY

CONTROL TONES

+10

+10

VB

+5

+5

VB

VB

VB

+5

+10

+10

+5

+5

U3

ML2035

2

3

4

8

5

1

6

7

SCK

SID

LATI

CLK

VCC

VSS

VOUT

VDD

Y1

4.0MHZ

+

-

U4D

LM324

12

13

14

+

-

U4C

LM324

10

9

8

+

-

U4B

LM324

5

6

7

+

-

U4A

LM324

3

2

1

U6C
4066

4

3

5

U6D
4066

8

9

6

C16
20pF

C17
20pF

R22
100K

RN1F

100K

7

1

RN1G

100K

8

1

RN1H

100K

9

1

RN1E

100K

6

1

SW3

14

3

+

-

U10A

LF347

3

2

1

+

-

U10B

LF347

5

6

7

R24

39K

+

-

U1A

LM324

3

2

1

+

-

U10C

LF347

10

9

8

R46
100K

R45

220K

R44

10K

R41

10K

R60
10K

R42

3.3K

C12

.033UF

R23

100K

RN1I

100K

10

1

R43

1.8M

+

-

U10D

LF347

12

13

14

U11
TL7757

3

1

2

GND

RESET

VCC

C15

10pF

R47

100k

R48

47K

C11
.1UF

SW4

13

4

SW5

12

5

SW6

11

6

U7

CPIMICRO

28

2

22

13

12

14

15

16

17

18

19

20

21

1

4

27

26

9

8

7

6

11

10

25

24

23

MCLR

VDD

RC4

RB3

RB2

RB4

RB5

RB6

RB7

RC0

RC1

RC2

RC3

RTCC

VSS

OSC

CLKOUT

RA3

RA2

RA1

RA0

RB1

RB0

RC7

RC6

RC5

CONTROL 1

CONTROL 2

CONTROL 3