1
1
2
2
3
3
4
4
D D
C C
B B
A A
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
(A8)P2.0
21
(A9)P2.1
22
(A10)P2.2
23
(A11)P2.3
24
(A12)P2.4
25
(A13)P2.5
26
(A14)P2.6
27
(A15)P2.7
28
PSEN
29
ALE/PR O G
30
EA /VPP
31
(AD7)P0.7
32
(AD6)P0.6
33
(AD5)P0.5
34
(AD4)P0.4
35
(AD3)P0.3
36
(AD2)P0.2
37
(AD1)P0.1
38
(AD0)P0.0
39
VCC
40
U3
89C51/C52
Y1
11.0592MHz
C2
30pf
C3
30pf
R7
10K
KEY
RS
RW
EN
1 2
3 4
K1
RESET
VCC
VCC
P 10
P 11
P 12
P 13
P 14
P 15
P 16
P 17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
J1
12864
R10
10k
VCC
R1
10
VCC
VCC
E N
R S
R W
3
2 1
P1
POWER
1
1
2
2
3
3
4
4
5
5
6
6
S123
SWITCH
P 30
P 31
P 37
VCC
P30
P31
P37
+
C1
10uf
1
2
3
4
5
6
7
R60
1K
VCC3.3
R61
1K
R62
1K
12
34
S1
SW-PB
1 2
3 4
S5
SW-PB
12
34
S12
SW-PB
1 2
3 4
S13
SW-PB
12
34
S2
SW-PB
1 2
3 4
S6
SW-PB
12
34
S9
SW-PB
1 2
3 4
S14
SW-PB
12
34
S3
SW-PB
1 2
3 4
S7
SW-PB
12
34
S10
SW-PB
1 2
3 4
S15
SW-PB
12
34
S4
SW-PB
1 2
3 4
S8
SW-PB
12
34
S11
SW-PB
1 2
3 4
S16
SW-PB
P10
P11
P12
P13
P14
P15
P16
P17
1
2
3
AMS1117
VCC
VCC3.3
+
C20
100uf
GND
+ C21
100uf
GND
VCC
P0C101 P0C102
P0C201 P0C202
P0C301 P0C302
P0C2001 P0C2002
P0C2101 P0C2102
P0J101
P0J102
P0J103
P0J104
P0J105
P0J106
P0J107
P0J108
P0J109
P0J1010
P0J1011
P0J1012
P0J1013
P0J1014
P0J1015
P0J1016
P0J1017
P0J1018
P0J1019
P0J1020
P0K101
P0K102
P0K103
P0K104
P0P101
P0P102
P0P103
P0P1201
P0P1202
P0P1203
P0P10001
P0P10002
P0P10003
P0P10004
P0P10005
P0P10006
P0P10007
P0R101 P0R102
P0R701 P0R702
P0R1001 P0R1002
P0R1003
P0R6001 P0R6002
P0R6101 P0R6102
P0R6201 P0R6202
P0S101 P0S102
P0S103
P0S104
P0S201 P0S202
P0S203
P0S204
P0S301 P0S302
P0S303
P0S304
P0S401 P0S402
P0S403
P0S404
P0S501 P0S502
P0S503
P0S504
P0S601 P0S602
P0S603
P0S604
P0S701 P0S702
P0S703
P0S704
P0S801 P0S802
P0S803
P0S804
P0S901 P0S902
P0S903
P0S904
P0S1001 P0S1002
P0S1003
P0S1004
P0S1101 P0S1102
P0S1103
P0S1104
P0S1201 P0S1202
P0S1203
P0S1204
P0S1301 P0S1302
P0S1303
P0S1304
P0S1401 P0S1402
P0S1403
P0S1404
P0S1501 P0S1502
P0S1503
P0S1504
P0S1601 P0S1602
P0S1603
P0S1604
P0S12301
P0S12302
P0S12303
P0S12304
P0S12305
P0S12306
P0U301
P0U302
P0U303
P0U304
P0U305
P0U306
P0U307
P0U308
P0U309
P0U3010
P0U3011
P0U3012
P0U3013
P0U3014
P0U3015
P0U3016
P0U3017
P0U3018
P0U3019
P0U3020
P0U3021
P0U3022
P0U3023
P0U3024
P0U3025
P0U3026
P0U3027
P0U3028
P0U3029
P0U3030
P0U3031
P0U3032
P0U3033
P0U3034
P0U3035
P0U3036
P0U3037
P0U3038
P0U3039
P0U3040
P0Y101 P0Y102
P0J106
P0U3028
N0EN
N0EN
P0C202
P0C302
P0C2001
P0C2101
P0J101
P0J1015
P0P102
P0P103
P0P1203
P0P10007
P0R102
P0R701
P0U3020
P0U3016
N0KEY
P0C101
P0K103
P0R702
P0U309
P0C201
P0U3018
P0Y101
P0C301
P0U3019
P0Y102
P0J103
P0R1003
P0J107
P0J108
P0J109
P0J1010
P0J1011
P0J1012
P0J1013
P0J1014
P0J1016
P0J1017
P0J1018
P0J1020 P0R101
P0K101
P0K104
P0P101
P0S12303
P0P10003 P0R6001
P0P10004 P0R6101
P0P10005
P0R6201
P0P10006
P0S104 P0S204 P0S304 P0S404
P0S503 P0S603 P0S703 P0S803
P0S904 P0S1004 P0S1104 P0S1204
P0S1303 P0S1403 P0S1503 P0S1603
P0S12301
P0S12302
P0S12304
P0S12306
P0U3012
P0U3013
P0U3014
P0U3015
P0U3021
P0U3022
P0U3023
P0U3024
P0U3025
P0U3029
P0U3030
P0U3032
P0U3033
P0U3034
P0U3035
P0U3036
P0U3037
P0U3038
P0U3039
P0S102
P0S501
P0S1202
P0S1301
P0U301
N0P10
N0P10
P0S1302
P0S1304
P0S1402
P0S1404
P0S1502
P0S1504
P0S1602
P0S1604
P0U302
N0P11
N0P11
P0S202
P0S601
P0S902
P0S1401
P0U303
N0P12
N0P12
P0S901
P0S903
P0S1001
P0S1003
P0S1101
P0S1103
P0S1201
P0S1203
P0U304
N0P13
N0P13
P0S302
P0S701
P0S1002
P0S1501
P0U305
N0P14
N0P14
P0S502
P0S504
P0S602
P0S604
P0S702
P0S704
P0S802
P0S804
P0U306
N0P15
N0P15
P0S402
P0S801
P0S1102
P0S1601
P0U307
N0P16
N0P16
P0S101
P0S103
P0S201
P0S203
P0S301
P0S303
P0S401
P0S403
P0U308
N0P17
N0P17
P0R6002
P0U3010
N0P30
N0P30
P0R6102
P0U3011
N0P31
N0P31
P0R6202
P0U3017
N0P37
N0P37
P0J104
P0U3026
N0RS
N0RS
P0J105
P0U3027
N0RW
N0RW
P0C102
P0C2002
P0J102
P0J1019
P0K102
P0P1201
P0P10001
P0R1001 P0R1002
P0S12305
P0U3031
P0U3040
P0C2102 P0P1202
P0P10002
N0EN
P0J106
P0U3028
P0C202
P0C302
P0C2001
P0C2101
P0J101
P0J1015
P0P102
P0P103
P0P1203
P0P10007
P0R102
P0R701
P0U3020
N0KEY
P0U3016
P0C101
P0K103
P0R702
P0U309
P0C201
P0U3018
P0Y101
P0C301
P0U3019
P0Y102
P0J103
P0R1003
P0J107
P0J108
P0J109
P0J1010
P0J1011
P0J1012
P0J1013
P0J1014
P0J1016
P0J1017
P0J1018
P0J1020 P0R101
P0K101
P0K104
P0P101
P0S12303
P0P10003 P0R6001
P0P10004 P0R6101
P0P10005
P0R6201
P0P10006
P0S104 P0S204 P0S304 P0S404
P0S503 P0S603 P0S703 P0S803
P0S904 P0S1004 P0S1104 P0S1204
P0S1303 P0S1403 P0S1503 P0S1603
P0S12301
P0S12302
P0S12304
P0S12306
P0U3012
P0U3013
P0U3014
P0U3015
P0U3021
P0U3022
P0U3023
P0U3024
P0U3025
P0U3029
P0U3030
P0U3032
P0U3033
P0U3034
P0U3035
P0U3036
P0U3037
P0U3038
P0U3039
N0P10
P0S102
P0S501
P0S1202
P0S1301
P0U301
N0P11
P0S1302
P0S1304
P0S1402
P0S1404
P0S1502
P0S1504
P0S1602
P0S1604
P0U302
N0P12
P0S202
P0S601
P0S902
P0S1401
P0U303
N0P13
P0S901
P0S903
P0S1001
P0S1003
P0S1101
P0S1103
P0S1201
P0S1203
P0U304
N0P14
P0S302
P0S701
P0S1002
P0S1501
P0U305
N0P15
P0S502
P0S504
P0S602
P0S604
P0S702
P0S704
P0S802
P0S804
P0U306
N0P16
P0S402
P0S801
P0S1102
P0S1601
P0U307
N0P17
P0S101
P0S103
P0S201
P0S203
P0S301
P0S303
P0S401
P0S403
P0U308
N0P30
P0R6002
P0U3010
N0P31
P0R6102
P0U3011
N0P37
P0R6202
P0U3017
N0RS
P0J104
P0U3026
N0RW
P0J105
P0U3027
P0C102
P0C2002
P0J102
P0J1019
P0K102
P0P1201
P0P10001
P0R1001 P0R1002
P0S12305
P0U3031
P0U3040
P0C2102 P0P1202
P0P10002