SX-SW77
66
1
2
3
4
1
2
3
4
C
D
F
A
B
E
Pin Function
No.
Pin Name
I/O
Pin Function
1
LED1
O
LED output pin
2
LED2
3
LED3
4
LED4
5
OSC
I
Oscillator input pin
6
DOUT
O
Data output pin
7
DIN
I
Data input pin
8
CLK
I
Clock input pin
9
STB
I
Serial interface strobe pin
10
K1
I
Key data input pin
11
K2
12
VSS
−
Logic ground pin
13
VDD
−
Logic power supply
14
SG1/KS1
O
High-voltage segment output pin
15
SG2/KS2
16
SG3/KS3
17
SG4/KS4
18
SG5/KS5
19
SG6/KS6
20
SG7/KS7
21
SG8/KS8
22
SG9/KS9
23
SG10/KS10
24
SG11/KS11
25
SG12/KS12
26
SG13/KS13
27
SG14/KS14
28
SG15/KS15
29
SG16/KS16
30
VEE
−
Pull-down level
31
SG17/GR12
O
High-voltage segment / Grid output pin
32
SG18/GR11
33
SG19/GR10
34
SG20/GR9
35
SG21/GR8
36
SG22/GR7
37
SG23/GR6
38
SG24/GR5
39
GR4
O
High-voltage grid output pin
40
GR3
41
GR2
42
GR1
43
VDD
−
Logic power supply
44
VSS
−
Logic ground pin
Содержание SX-SW77
Страница 10: ...SX SW77 10 1 2 3 4 1 2 3 4 C D F A B E 2 3 DISPLAY UNIT D C 11 10 10 7 3 1 2 5 8 1 2 9 4 12 6 8 2 2 ...
Страница 26: ...SX SW77 26 1 2 3 4 1 2 3 4 C D F A B E 3 8 POWER SUPPLY UNIT CN1 E CN5 B ...
Страница 27: ...SX SW77 27 5 6 7 8 5 6 7 8 C D F A B E CN3 CN2 POWER SUPPLY UNIT AWR7037 E E CN1001 A 1 5 CN3201 A 4 5 ...
Страница 37: ...SX SW77 37 5 6 7 8 5 6 7 8 C D F A B E SIDE B SIDE B POWER SUPPLY UNIT E E E CN1 CN2 CN3 ...