1
1
2
2
3
3
4
4
D D
C C
B B
A A
P10
1
P11
2
P12
3
P13
4
P14
5
P15
6
P16
7
P17
8
REST
9
P30
10
P31
11
P32
12
P33
13
P34
14
P35
15
P36
16
P37
17
XTAL2
18
XTAL1
19
GND
20
P20
21
P21
22
P22
23
P23
24
P24
25
P25
26
P26
27
P27
28
PSEN
29
ALE/PROG
30
EA/VPP
31
P07
32
P06
33
P05
34
P04
35
P03
36
P02
37
P01
38
P00
39
VCC
40
U1
STC89C52RC
GND
P15
P20
P21
P22
P23
VCC
VCC
IN1
1
IN2
2
IN3
3
IN4
4
IN5
5
IN6
6
IN7
7
OUT1
16
OUT3
14
OUT4
13
OUT5
12
OUT6
11
OUT7
10
OUT2
15
COM
9
GND
8
U2
ULN2003A
GND
VCC
1
2
3
4
5
P1
Header 5
VCC
P10
P12
R1
1K
L1
K1
GND
VCC
GND
P30
P31
1
2
3
4
P2
Header 4
下载接口
VCC
1
2
3
J1
电源接口
VCC
5V电源
SW1
GND
R2
1K
红色
L2
GND
K2
R3
10K
C1
10uF
RST
复位电路
VCC
1 2
Y1
12M
C2 30p X1
X2C3 30p
振荡电路
A
1
B
2
B1
R4
1K
VCC
GND
8550
Q1
P34
OUT
1
GND
2
VCC
3
U3
FC-51
OUT
1
GND
2
VCC
3
U4
FC-51
P35P33
GND GND
VCCVCC
P33
P35
X1
X2
P34
P30
P31
RST
PIB101
PIB102
COB1
PIC101
PIC102
COC1
PIC201
PIC202
COC2
PIC301
PIC302
COC3
PIJ101
PIJ102
PIJ103
COJ1
PIK101
PIK102
COK1
PIK201
PIK202
COK2
PIL101
PIL102
COL1
PIL201
PIL202
COL2
PIP101
PIP102
PIP103
PIP104
PIP105
COP1
PIP201
PIP202
PIP203
PIP204
COP2
PIQ101
PIQ102
PIQ103
COQ1
PIR101
PIR102
COR1
PIR201
PIR202
COR2
PIR301
PIR302
COR3
PIR401
PIR402
COR4
PISW101
PISW102
COSW1
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
PIU201
PIU202
PIU203
PIU204
PIU205
PIU206
PIU207
PIU208
PIU209
PIU2010
PIU2011
PIU2012
PIU2013
PIU2014
PIU2015
PIU2016
COU2
PIU301
PIU302
PIU303
COU3
PIU401
PIU402
PIU403
COU4
PIY101
PIY102
COY1
PIC201
PIC301
PIJ102
PIK101
PIL202
PIP201
PIQ103
PIR302
PIU1020
PIU208
PIU302
PIU402
PIB102
PIQ101
PIJ101
PISW101
PIJ103
PIL102
PIR102
PIL201
PIR201
PIP101
PIU2013
PIP102
PIU2014
PIP103
PIU2015
PIP104
PIU2016
PIQ102
PIR402
PIU102
PIU103
PIU104
PIU105
PIU107
PIU108
PIU1012
PIU1016
PIU1017
PIU1025
PIU1026
PIU1027
PIU1028
PIU1029
PIU1030
PIU1032
PIU1033
PIU1034
PIU1035
PIU1036
PIU1037
PIU1038
PIU1039
PIU205
PIU206
PIU207
PIU2010
PIU2011
PIU2012
PIR101
PIU101
NLP10
NLP12
PIK102
PIU106
NLP15
PIU1021
PIU204
NLP20
PIU1022
PIU203
NLP21
PIU1023
PIU202
NLP22
PIU1024
PIU201
NLP23
PIP203
PIU1010
NLP30
PIP202
PIU1011
NLP31
PIU1013
PIU301
NLP33
PIR401
PIU1014
NLP34
PIU1015
PIU401
NLP35
PIC102
PIK201
PIR301
PIU109
NLRST
PIB101
PIC101
PIK202
PIL101
PIP105
PIP204
PIR202
PISW102
PIU1031
PIU1040
PIU209
PIU303
PIU403
PIC202
PIU1019
PIY102
NLX1
PIC302
PIU1018
PIY101
NLX2
