1
1
2
2
3
3
4
4
D D
C C
B B
A A
Title
Number RevisionSize
A4
Date: 2021/5/4 星期二 Sheet of
File: E:\电路城\..\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
Vin Vout
GND
78L05
Volt Reg
30pF
C6
Cap
10uF
C5
Cap Pol1
30pF
C7
Cap
10K
R?
Res2
0.1uF
C2
Cap
100uF
C1
Cap Pol1
0.1uF
C4
Cap
100uF
C3
Cap Pol1
1
2
P1
电源接口
GND
GND
VCC
VCC
15
A
14
D7
13
D6
12
D5
11
D4
10
D3
9
D2
8
D1
7
D0
6
E
5
RW
4
RS
3
V0
2
VCC
1
GND
16
K
LCD1602
LCD1
1
2
3
4
5
6
7
8
9
RP1
RESP
S1
SW-PB
S2
SW-PB
GND
S3
SW-PB
S4
SW-PB
S5
SW-PB
S6
SW-PB
S7
SW-PB
GND
P10
P11
P12
P13
P14
P15
P10
P11
P12
P13
P14
P15
1B
1
2B
2
3B
3
4B
4
5B
5
6B
6
7B
7
1C
16
2C
15
3C
14
4C
13
5C
12
6C
11
7C
10
COM
9
U2
ULN2003
M
B1
Motor Step
VCC
PI001
PI002
PI003
PI004
PI005
PI006
PI007
PI008
PI009
CO
PI00A
PI00D0 PI00D1
PI00D2
PI00D3 PI00D4 PI00D5 PI00D6
PI00D7
PI00E
PI00GND
PI00K
PI00RS
PI00RWPI00V0
PI00VCC
PIC?01
PIC?02 PIC?01
PIC?02PIC?01
PIC?02 PIC?01
PIC?02
PIC?01
PIC?02
PIC?01
PIC?02
PIC?01
PIC?02
PIP?01
PIP?02
PIR?01
PIR?02
PIS?01 PIS?02
PIS?01 PIS?02
PIS?01 PIS?02
PIS?01 PIS?02
PIS?01 PIS?02
PIS?01 PIS?02
PIS?01
PIS?02
PIU?01
PIU?02
PIU?03
PIU?04
PIU?05
PIU?06
PIU?07
PIU?08
PIU?09
PIU?010
PIU?011
PIU?012
PIU?013
PIU?014
PIU?015
PIU?016
PIU?017
PIU?018
PIU?019
PIU?020
PIU?021
PIU?022
PIU?023
PIU?024
PIU?025
PIU?026
PIU?027
PIU?028
PIU?029
PIU?030
PIU?031
PIU?032
PIU?033
PIU?034
PIU?035
PIU?036
PIU?037
PIU?038
PIU?039
PIU?040
PIVR?01
PIVR?02
PIVR?03
PIY101
PIY102
PI00GND
PI00K
PI00V0
PIC?01
PIC?02
PIP?01
PIR?01
PIS?01
PIU?020
PIVR?02
PI002
PI00D0
PIU?039
PI003
PI00D1
PIU?038
PI004
PI00D2
PIU?037
PI005
PI00D3
PIU?036
PI006
PI00D4
PIU?035
PI007
PI00D5
PIU?034
PI008
PI00D6
PIU?033
PI009
PI00D7
PIU?032
PI00E
PIU?023
PI00RS
PIU?021
PI00RW
PIU?022
PIC?01 PIC?02
PIP?02
PIVR?01
PIC?02
PIU?019
PIY102
PIU?018
PIY101
PIR?02
PIS?01
PIU?09
PIS?02
PIU?07
PIU?08
PIU?010
PIU?011
PIU?012
PIU?013
PIU?014
PIU?015
PIU?016
PIU?017
PIU?024
PIU?025
PIU?026
PIU?027
PIU?028
PIU?029
PIU?030
PIU?01
PIU?06
NL
PIU?02
NL
PIU?03
NL
PIU?04
NL
PIU?05
NL
PI001
PI00A
PI00VCC
PIC?01 PIC?02
PIS?02
PIU?031
PIU?040
PIVR?03
