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VCC
VCC
Title
<Title>
D
Monday, November 14, 2005 Title
<Title>
D
Monday, November 14, 2005 Title
<Title>
D
Monday, November 14, 2005
U1
74HC595
IN1 IN4 IN7
ULN2803
1K x 8
U4
A1015 X 8
4.7K
100
74HC595
IN1 IN4 IN7
ULN2803
10K
U3
74HC595
10uF
74HC595
4.7K
SW1
U2
33pF
IN1 IN4 IN7
ULN2803
RST 9 XTAL2
19
EA/VPP 31
P1.0 1 P1.1 2 P1.2 3 P1.3 4 P1.4 5 P1.5 6 P1.6 7 P1.7 8
P0.0/AD0 39 P0.1/AD1 38 P0.2/AD2 37 P0.3/AD3 36 P0.4/AD4 35 P0.5/AD5 34 P0.6/AD6 33 P0.7/AD7 32 U5
AT89C51 U5
AT89C51
IN1 IN4 IN7
ULN2803