Vitek 78led Schematic

5

4

3

2

1

VDD

D D

R3

IR

R2

5.6K 1/8W

R6 10R 1/4W

RT1

123

123

C3

0.1UF

54

8PIN

DATA

8

STB

7

CLK

6

GND

5

IR

4

+5V

3
2

ctrl2

1

CN1

C C

B B

VDD

RO

54

GND

12

E2

100UF/16V

10k 1/8W

10R 1/4W

R4

10k 1/8W

Q10

+5V

R20

100K

ctrl2

R24 100K

+5V

R5

+5V

C2

0.1UF

12

E1

100UF/16V

2N3906

1 3

2

R1010R 1/4W

Q5
MMBT3904

GND

R

GND

C1

0.1UF

VDD

8PIN

GND

8
7
6
5
4
3
2
1

CN2

R1 51k

DATA
CLK
STB

K1
K2

S1
S2
S3
GND

R

K1
K2

S1
S2

S5
S6
S7

GND

U1

1

OSC

2

DI/O

3

CLK

4

STB

5

K1

6

K2

7

VDD

8

SG1/KS1

9

SG2/KS2

10

SG3/KS3

11

SG4/KS4

12

SG5/KS5

13

SG6/KS6

14 15

SG7/KS7 SG8/KS8

SM1664

GND

GR1
GR2

GND

GR3

GR4
GND
VDD

SG13/GR5
SG12/GR6
SG11/GR7

SG10/KS10

SG9/KS9

CN31

6
5
4
3
2
1

6PIN/2.0

28
27
26
25
24
23
22

VDD

21
20
19
18
17
16

S[1..10]

KS5A
KS4A
KS3A

KS1A
K1A

5WAY KEY

GND

S10
S9
S8

KS2AKS2A

KS1A

板

KS5A

S10
S9S3
S8S4

S6

S7

S5
S4
S3
S2
S1

1

2

1
2
3
4
5
6
7
8

9
10
11
12
13
14
15
16
17

SW5
5WAY SW

a

b

G2 G3

8 9

U2

G1
G2
G3
G4
G5
G6
G7
8
9
10
11
12
13
14
15
16
17

10

KS4A

6

f

G4

KS3A

5

e

K1A

43

dc

G1

7

GND

VIA2

VIA1

GND

A A

5

VIA5

VIA6

GND

GND

GND

Title

78LED

假个 屏

Size Document Number Rev

B

of

Date: Sheet

4

3

2

11Tuesday, November 27, 2007

1

1.0