1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
D D
C C
B B
A A
Title
Number RevisionSize
A2
Date: 2022/5/10 Sheet of
File: I:\办公2022\..\Sheet1.SchDoc Drawn By:
P1.0
1
P1.1
2
P1.2
3
P1.3
4
P1.4
5
P1.5
6
P1.6
7
P1.7
8
RST
9
P3.0/RXD
10
P3.1/TXD
11
P3.2/INT0
12
P3.3/INT1
13
P3.4/T0
14
P3.5/T1
15
P3.6/WR
16
P3.7/RD
17
XTAL2
18
XTAL1
19
GND
20
P2.0
21
P2.1
22
P2.2
23
P2.3
24
P2.4
25
P2.5
26
P2.6
27
P2.7
28
PSEN
29
ALE/PROG
30
EA
31
P0.7
32
P0.6
33
P0.5
34
P0.4
35
P0.3
36
P0.2
37
P0.1
38
P0.0
39
VCC
40
U1
80511 2
Y1
XTAL
30pF
C2
Cap
10uF
C1
Cap Pol1
30pF
C3
Cap
10K
R1
Res2
GND
VCC
1
2
3
4
5
6
7
8
9
RP1
RESP
S1
SW-PB
D1
LED3
S2
SW-PB
S3
SW-PB
P30
P31
P32
P33
P34
P35
P36
P37
P10
P11
P12
P13
P14
P15
P16
P17
Vin Vout
GND
7805
Volt Reg
0.1uF
C5
Cap
100uF
C4
Cap Pol1
0.1uF
C7
Cap
100uF
C6
Cap Pol1
1
2
P1
电源接口
GND
VCC
GND
P30
P31
10K
R2
Res2
VCC
P36
P00
P01
P02
P03
P04
P05
P06
P07
P27
P26
P25
P24
P23
P22
P21
P20
P00
P01
P02
P03
P04
P05
P06
P07
A
B
C
D
E
F
G
DP
1
2
3
4
DS1
D2
LED3
10K
R4
Res2
D3
LED3
10K
R5
Res2
D4
LED3
10K
R6
Res2
S4
SW-PB
P32
A
1
B
2
C
3
Y0
15
Y1
14
Y2
13
Y3
12
Y4
11
Y5
10
Y6
9
Y7
7
E1
6
E2
4
E3
5
U3
74138
VCC
P22
P21
P20
26
IN0
27
IN1
28
IN2
1
IN3
2
IN4
3
IN5
4
IN6
5
IN7
25
ADD A
24
ADD B
23
ADD C
22
ALE
12
VREF+
16
VREF-
10
CLOCK
6
START
7
EOC
21
OUT1
20
OUT2
19
OUT3
18
OUT4
8
OUT5
15
OUT6
14
OUT7
17
OUT8
9
OE
11
VCC
13
GND
U2
ADC0808
GND
VCC
GND
ALE
ALE
P10
P11 P12
P13
P14
P15
P16
P17
P27
P26
P25
P24
P30
Q1
PNP
P00
P01
P02
P03
P04
P05
P06
P07
A
B
C
D
E
F
G
DP
1
2
3
4
DS2
1K
R11
Res2
VCC
Q2
PNP
1K
R12
Res2
VCC
Q3
PNP
1K
R13
Res2
VCC
Q4
PNP
1K
R14
Res2
VCC
Q5
PNP
1K
R15
Res2
VCC
Q6
PNP
1K
R16
Res2
VCC
Q7
PNP
1K
R17
Res2
VCC
Q8
PNP
1K
R18
Res2
VCC
S5
SW-PB
S6
SW-PB
P33
P34
S7
SW-PB
P35
1
2
P1
热释电接口
GND
P37
D5
LED3
10K
R7
Res2
Q9
PNP
VCC
GND
1K
R10
Res2
P27
GND
D6
Photo Sen
10K
R9
Res2
GND
VCC
Q10
PNP
VCC
1K
R19
Res2
P23
LS1
Speaker
GND
