1
1
2
2
3
3
4
4
5
5
6
6
D D
C C
B B
A A
RST
9
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
PSEN
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
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
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(RO)
17
U1
89C51
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
P?
Header 20X2
CY1
CRY
C1
普通电容
C2
普通电容
GNDGND
3V
VCC
GND
P10
P11
P12
P13
P14
P15
P16
P17
5V
TXD
RXD
P32
P33
P34
P35
P36
P37
P00
P01
P02
P03
P04
P05
P06
P07
GND
GND
VCC
VCC
P27
P26
P25
P24
P23
P22
P21
P20
P00
P01
P02
P03
P04
P05
P06
P07
P27
P26
P25
P24
P22
P21
P20
P23
R4
RES2
R2
RES2
R9
RES2
R6
RES2
R8
RES2
R7
RES2
R3
RES2
R5
RES2
R1
RES2
C3
普通电容
D1
LED0
GND
S1
微动开关
S2
微动开关
S3
微动开关
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
P2
Header 16
R11
RES2
GND
VDD
P27
P26
P25
P00
P01
P02
P03
P04
P05
P06
P07
VDD
GND
P15
P16
P17
51单片机
独立按键 LCD1602
S4
CSW
GND
开锁电路
P24
SIM900A模块
VCC
P20
P21
GND
VCC_Mcu
5VR
5VT
GND
P21
D3
LED0
S6
0
S10
4
S14
8
S18
S7
1
S11
5
S15
9
S19
S8
2
S12
6
S16
确定
S20
S9
3
S13
7
S17
S21
GND
I/O
VCC
VCC
GND
SCL
SDA
GND
P20
VCC
VCC
GND
P23
P22
蜂鸣器电路 AT24C02
4*4矩阵按键
GND
VCC
VCCVCC
P10
P11
P12
P13
P17
P16
P15
P14
PIC101
PIC102
COC1
PIC201
PIC202
COC2
PIC301
PIC302
COC3
PICY101
PICY102
COCY1
PID101
PID102
COD1
PID301
PID302
COD3
PIP201
PIP202
PIP203
PIP204
PIP205
PIP206
PIP207
PIP208
PIP209
PIP2010
PIP2011
PIP2012
PIP2013
PIP2014
PIP2015
PIP2016
COP2
PIP?01
PIP?02
PIP?03
PIP?04
PIP?05
PIP?06
PIP?07
PIP?08
PIP?09
PIP?010
PIP?011
PIP?012
PIP?013
PIP?014
PIP?015
PIP?016
PIP?017
PIP?018
PIP?019
PIP?020
PIP?021
PIP?022
PIP?023
PIP?024
PIP?025
PIP?026
PIP?027
PIP?028
PIP?029
PIP?030
PIP?031
PIP?032
PIP?033
PIP?034
PIP?035
PIP?036
PIP?037
PIP?038
PIP?039
PIP?040
COP?
PIR101
PIR102
COR1
PIR201
PIR202
COR2
PIR301
PIR302
COR3
PIR401
PIR402
COR4
PIR501
PIR502
COR5
PIR601
PIR602
COR6
PIR701
PIR702
COR7
PIR801
PIR802
COR8
PIR901
PIR902
COR9
PIR1101
PIR1102
COR11
PIS101
PIS102
COS1
PIS201
PIS202
COS2
PIS301
PIS302
COS3
PIS401
PIS402
PIS403
PIS404
COS4
PIS601
PIS602
COS6
PIS701
PIS702
COS7
PIS801
PIS802
COS8
PIS901
PIS902
COS9
PIS1001
PIS1002
COS10
PIS1101
PIS1102
COS11
PIS1201
PIS1202
COS12
PIS1301
PIS1302
COS13
PIS1401
PIS1402
COS14
PIS1501
PIS1502
COS15
PIS1601
PIS1602
COS16
PIS1701
PIS1702
COS17
PIS1801
PIS1802
COS18
PIS1901
PIS1902
COS19
PIS2001
PIS2002
COS20
PIS2101
PIS2102
COS21
PIU101
PIU102
PIU103
PIU104
PIU105
PIU106
PIU107
PIU108
PIU109
PIU1010
PIU1011
PIU1012
PIU1013
PIU1014
PIU1015
PIU1016
PIU1017
PIU1018
PIU1019
PIU1020
PIU1021
PIU1022
PIU1023
PIU1024
PIU1025
PIU1026
PIU1027
PIU1028
PIU1029
PIU1030
PIU1031
PIU1032
PIU1033
PIU1034
PIU1035
PIU1036
PIU1037
PIU1038
PIU1039
PIU1040
COU1
PIP?02
NL3V
PIP?024
PIU109
NL5V
PIC102
PIC202
PIC302
PIP201
PIP203
PIP2016
PIP?06
PIP?017
PIP?019
PIR1102
PIS101
PIS201
PIS301
PIS402
PIU1020
NLGND
PIC101
PICY101
PIU1018
PIC201
PICY102
PIU1019
PID102
PIR101
PID301
PIS404
PID302
PIS403
PIR901
PIU1032
PIU1029
PIU1030
PIU1031
PIP208
PIP?03
PIR201
PIU1039
NLP01
PIP209
PIP?05
PIR301
PIU1038
NLP02
PIP2010
PIP?07
PIR401
PIU1037
NLP03
PIP2011
PIP?09
PIR501
PIU1036
NLP04
PIP2012
PIP?011
PIR601
PIU1035
NLP05
PIP2013
PIP?013
PIR701
PIU1034
NLP06
PIP2014
PIP?015
PIR801
PIR1101
PIU1033
NLP07
PIP?08
PIS1801
PIS1901
PIS2001
PIS2101
PIU101
NLP10
PIP?010
PIS1401
PIS1501
PIS1601
PIS1701
PIU102
NLP11
PIP?012
PIS1001
PIS1101
PIS1201
PIS1301
PIU103
NLP12
PIP?014
PIS601
PIS701
PIS801
PIS901
PIU104
NLP13
PIP?016
PIS902
PIS1302
PIS1702
PIS2102
PIU105
NLP14
PIP?018
PIS102
PIS802
PIS1202
PIS1602
PIS2002
PIU106
NLP15
PIP?020
PIS202
PIS702
PIS1102
PIS1502
PIS1902
PIU107
NLP16
PIP?022
PIS302
PIS602
PIS1002
PIS1402
PIS1802
PIU108
NLP17
PIP?039
PIU1021
NLP20
PID101
PIP?037
PIU1022
NLP21
PIP?035
PIU1023
NLP22
PIP?033
PIU1024
NLP23
PIP?031
PIS401
PIU1025
NLP24
PIP206
PIP?029
PIU1026
NLP25
PIP205
PIP?027
PIU1027
NLP26
PIP204
PIP?025
PIU1028
NLP27
PIP?030
PIU1012
NLP32
PIP?032
PIU1013
NLP33
PIP?034
PIU1014
NLP34
PIP?036
PIU1015
NLP35
PIP?038
PIU1016
NLP36
PIP?040
PIU1017
NLP37
PIP?028
PIU1011
NLRXD
PIP?026
PIU1010
NLTXD
PIC301
PIP207
PIP?01
PIP?04
PIP?021
PIP?023
PIR102
PIR202
PIR302
PIR402
PIR502
PIR602
PIR702
PIR802
PIR902
PIU1040
NLP00
NLVCC
PIP202
PIP2015
NLVDD