A A
B B
C C
D D
1
1
2
2
3
3
4
4
5
5
TITLE:
Sheet_1
REV: 1.0
Date:
2023-04-29
Sheet:
1/1
Drawn By: IC123
Company:
Your Company
P10
10K
R9
VCC
GND
DS18B20
U2
VCC
1
DQ
2
GND
3
P23
P22
P21
P17
P16
VCC
10K
RN1
GND
P37
P36
P35
P34
P33
P32
P31
P30
STC89C52RC
U9
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
RXD/P3.0
10
TXD/P3.1
11
INT0/P3.2
12
INT1/P3.3
13
T0/P3.4
14
T1/P3.5
15
WR/P3.6
16
RD/P3.7
17
XTAL2
18
XTAL1
19
GND
20
P2.0/A8
21
P2.1/A9
22
P2.2/A10
23
P2.3/A11
24
P2.4/A12
25
P2.5/A13
26
P2.6/A14
27
P2.7/A15
28
/PESN
29
ALE/PROG
30
EA/VPP
31
P0.7/AD7
32
P0.6/AD6
33
P0.5/AD5
34
P0.4/AD4
35
P0.3/AD3
36
P0.2/AD2
37
P0.1/AD1
38
P0.0/AD0
39
VCC
40
10u
C13
10k
R15
GND
30P
C12
30P
C11
GND
VCC
单片机最小系统
D0
D1
D2
D3
D4
D5
D6
D7
VCC
P25
P26
P27
P24
P13
P14
P15
VCC
P20
P10
P11
P12
晶振
X1
四脚按键 直插
U11
1 2
3 4
HDR-F-2.54_1x4
H1
1
2
3
4
VCC
GND
P30
P31
USB2
EP
4
EP
3
EP
2
EP
1
CC2
B5
VBUS
B9
GND
B12
GND
A12
VBUS
A9
CC1
A5
4.7uF
C5
VCC
GND
GND
VCC
D7
D6
D5
D4
D3
D2
D1
D0
P26
P24
GND
2K
R7
VCC
GND
LMB162ADC
LCD2
VSS
1
VDD
2
V0
3
RS
4
RW
5
E
6
DB0
7
DB1
8
DB2
9
DB3
10
DB4
11
DB5
12
DB6
13
DB7
14
BLA
15
BLK
16
P25
PCF8591T
U1
AIN0
1
AIN1
2
AIN2
3
AIN3
4
A0
5
A1
6
A2
7
VSS
8
SDA
9
SCL
10
OSC
11
EXT
12
AGND
13
VREF
14
AOUT
15
VDD
16
VCC
GND
GND
10K
R1
10K
R2
P20
P21
ACS712ELCTR-05B-T
U4
IP+
1
IP+
2
IP-
3
IP-
4
GND
5
FILTER
6
VIOUT
7
VCC
8
VCC
10K
R3
10K
R4
GND
GND
HDR-F-2.54_1x2
H3
1
2
GND
M5
D1
GND
18650电池盒-BOBO
U3
- +
- 1
- 2
- 3
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