Durabrand DCD2203 Service Manual page 63

IC571 [ PT6313-S-TP ]
Pin Signal
In/Out
No. Name
1 In CLK
2 In STB
3 - NU
4 - NU
5 - VSS
6 - VDD
7 a
8 b
9 c
10 d
Out
11 e
12 f
13 g
14 h
15 - VEE
16 Out i
17 7G
18 6G
19 5G
20 Out 4G
21 3G
22 2G
23 1G
24 - VDD
25 - VSS
26 In OSC
27 - NU
28 In DIN
Name Function
Clock Input
Serial Interface Strobe
Not Used
Not Used
GND
Power Supply
Segment Output
Pull Down Level
Segment Output
Grid Output
Power Supply
GND
Oscillator Input
Not Used
Serial Data Input
1-15-3 H9411PIN