Mostek  21-10-04

SCHEMATIC

89S8252 Mostek - EFY CLOCK

Page-22

HOURS

MINUTES

SEG-A

7

A

6

B

4

C

2

D

1

E

9

F

10

G

5

DP

3

COMM

SG1

7-SEG-HDSP

HDSP-5503-CC

8

NC

7-SEG-HDSP

SEG-A

7

A

6

B

4

C

2

D

1

E

9

F

10

G

5

DP

3

COMM

SG2

7-SEG-HDSP

HDSP-5503-CC

8

NC

7-SEG-HDSP

SEG-A

7

A

6

B

4

C

2

D

1

E

9

F

10

G

5

DP

3

COMM

SG3

7-SEG-HDSP

HDSP-5503-CC

8

NC

7-SEG-HDSP

SEG-A

7

A

6

B

4

C

2

D

1

E

9

F

10

G

5

DP

3

COMM

SG4

7-SEG-HDSP

HDSP-5503-CC

8

NC

7-SEG-HDSP

SEG-B

SEG-B

SEG-B

SEG-B

SEG-C

SEG-C

SEG-C

SEG-C

SEG-D

SEG-D

SEG-D

SEG-D

SEG-E

SEG-E

SEG-E

SEG-E

SEG-F

SEG-F

SEG-F

SEG-F

SEG-G

SEG-G

SEG-G

SEG-G

SEG-DP

SEG-DP

SEG-DP

SEG-DP

DIGIT-1

DIGIT-2

DIGIT-3

DIGIT-4

HOURS +

MINUTES +

SECONDS

P10

1

2

S2

SW_PUSH

P12

1

2

S3

SW_PUSH

SEG-A

7

A

6

B

4

C

2

D

1

E

9

F

10

G

5

DP

3

COMM

SG5

7-SEG-HDSP

HDSP-5503-CC

8

NC

7-SEG-HDSP

SEG-A

7

A

6

B

4

C

2

D

1

E

9

F

10

G

5

DP

3

COMM

SG6

7-SEG-HDSP

HDSP-5503-CC

8

NC

7-SEG-HDSP

SEG-B

SEG-B

GND

GND

SEG-C

SEG-C

SEG-D

SEG-D

SEG-E

SEG-E

SEG-F

SEG-F

SEG-G

SEG-G

HOURS -

MINUTES -

P11

1

2

S4

SW_PUSH

P13

1

2

S5

SW_PUSH

SEG-DP

SEG-DP

GND

GND

DIGIT-5

DIGIT-6

ZERO

P14

1

2

S6

SW_PUSH

GND