STC89C52RC
IC1
P1.0/T2
1
P1.1/T2EX
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
P4.4/PSEN
29
P4.5/ALE
30
P4.6/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
11.0592M
Q1
30P
C1
30P
C2
10k
R1
S1
1 2
CH340C U1
VCC
16
R232
15
RTS#
14
DTR#
13
DCD#
12
RI#
11
DSR#
10
CTS#
9
NC.
8
NC.
7
D-
6
D+
5
V3
4
RXD
3
TXD
2
GND
1
microB USB
P1
GND
5
ID
4
D+
3
D-
2
VCC
1
100n
C4
10u
C3
0.96OLED_7P
OLED1
智能垃圾箱
SG90-1
VCC
1
PWM
2
GND
3
SG90-2
VCC
1
PWM
2
GND
3
SG90-3
VCC
1
PWM
2
GND
3
SG90-4
VCC
1
PWM
2
GND
3
TCRC5000
VCC
1
DATA
2
GND
3
LD3320
G P10
G P11
R P12
T P13
V P14
V P15
nc P16
nc P17
PWM1
PWM2
PWM3
PWM4
PWM1
PWM2
PWM3
PWM4
TCRC
YYSB1
YYSB2
YYSB3
YYSB4
YYSB5
TCRC
YYSB1
YYSB2
YYSB3
YYSB4
YYSB5
+5V
+5V
VCC
GND
VCC
GND
VCC
GND
