1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
D D
C C
B B
A A
Title
Number RevisionSize
A3
Date: 2022/5/5 Sheet of
File: I:\办公2022\加热炉5.5\原理图\Sheet1.SchDocDrawn 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
30pF
C2
Cap
10uF
C1
Cap Pol1
30pF
C3
Cap
10K
R1
Res2
GND
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
Q1
PNP
LS1
Speaker
D4
LED3
GND
VCC
GND
10K
R3
Res2
S2
SW-PB
S3
SW-PB
S4
SW-PB
S5
SW-PB
S6
SW-PB
P30
P31
P32
P33
P34
P35
P36
P37
P10
P11
P12
P13
P14
P15
P16
P17
Vin Vout
GND
7805
Volt Reg
0.1uF
C5
Cap
100uF
C4
Cap Pol1
0.1uF
C7
Cap
100uF
C6
Cap Pol1
1
2
P1
电源接口
GND
VCC
1K
R2
RPot
VCC
GND
P10
P11
P12
P13
P14
10K
R8
Res2
VCC
D5
LED3
10K
R9
Res2
D6
LED3
10K
R10
Res2
D7
LED3
10K
R11
Res2
D8
LED3
10K
R12
Res2
P33
P34
P35
P36
P37
GND
1
T-
2
T+
3
CS
6
SO
7
NC
8
VCC
4
SCK
5
U2
MAX6675
GND
VCC
GND
1
T-
2
T+
3
CS
6
SO
7
NC
8
VCC
4
SCK
5
U4
MAX6675
GND
VCC
1K
R4
RPot
VCC
GND
1
2
P2
TCN
P15
P16
P17
P27
P15
P16
Q2
PNP
VCC
GND
10K
R5
Res2
1
2
3
4
5
K3
Relay
D1
LED3
Q4
PNP
VCC
GND
10K
R6
Res2
1
2
3
4
5
K1
Relay
D3
LED3
Q3
PNP
VCC
GND
10K
R7
Res2
1
2
3
4
5
K2
Relay
D2
LED3
WP
7
SDA
5
SCK
6
A2
3
A1
2
A0
1
GND
4
VCC
8
U3
24C02C
GND
VCC
P30
P31
1
2
P4
流量传感器接口
GND
P32
PI780501
PI780502
PI780503
CO
PIC101
PIC102
PIC201
PIC202
PIC301
PIC302
PIC401
PIC402 PIC501
PIC502 PIC601
PIC602 PIC701
PIC702
PID101
PID102
PID201
PID202
PID301
PID302
PID401
PID402
PID501
PID502
PID601
PID602
PID701
PID702
PID801
PID802
PIK101
PIK102
PIK103
PIK104
PIK105
PIK201
PIK202
PIK203
PIK204
PIK205
PIK301
PIK302
PIK303
PIK304
PIK305
PILCD10A
PILCD10D0 PILCD10D1 PILCD10D2 PILCD10D3 PILCD10D4 PILCD10D5
PILCD10D6
PILCD10D7
PILCD10E
PILCD10GND
PILCD10K
PILCD10RS PILCD10RWPILCD10V0
PILCD10VCC
PILS101
PILS102
PIP101
PIP102
PIP201
PIP202
PIP401
PIP402
PIQ101
PIQ102
PIQ103
PIQ201
PIQ202
PIQ203
PIQ301
PIQ302
PIQ303
PIQ401
PIQ402
PIQ403
PIR101
PIR102
PIR201
PIR202
PIR203
PIR301
PIR302
PIR401
PIR402
PIR403
PIR501
PIR502
PIR601
PIR602
PIR701
PIR702
PIR801
PIR802
PIR901
PIR902
PIR1001
PIR1002
PIR1101
PIR1102
PIR1201
PIR1202
PIRP101
PIRP102
PIRP103
PIRP104
PIRP105
PIRP106
PIRP107
PIRP108
PIRP109
PIS101
PIS102
PIS201 PIS202
PIS301 PIS302
PIS401 PIS402
PIS501 PIS502
PIS601 PIS602
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
PIU201
PIU202
PIU203
PIU204 PIU205
PIU206
PIU207
PIU208
PIU301
PIU302
PIU303
PIU304 PIU305
PIU306
PIU307
PIU308
PIU401
PIU402
PIU403
PIU404 PIU405
PIU406
PIU407
PIU408
PIY101 PIY102
PI780502
PIC201
PIC301
PIC402 PIC501 PIC602 PIC701
PIK103
PIK105
PIK203
PIK205
PIK303
PIK305
PILCD10GND
PILCD10K
PILS102
PIP101
PIP401
PIR101
PIR401
PIS201
PIS301
PIS401
PIS501
PIS601
PIU1020
PIU201
PIU301
PIU302
PIU303
PIU304
PIU307
PIU401
PIU402
PI780501
PIC401 PIC502
PIP102
PIC102
PIR102
PIS101
PIU109
PIC202
PIU1018
PIY101
PIC302
PIU1019
PIY102
PID102
PIK301
PID202
PIK201
PID302
PIK101
PID401
PIR802
PID501
PIR902
PID601
PIR1002
PID701
PIR1102
PID801
PIR1202
PIK102
PIK104
PIQ401
PIK202
PIK204
PIQ301
PIK302
PIK304
PIQ201
PILCD10D0
PIRP102
PIU1039
PILCD10D1
PIRP103
PIU1038
PILCD10D2
PIRP104
PIU1037
PILCD10D3
PIRP105
PIU1036
PILCD10D4
PIRP106
PIU1035
PILCD10D5
PIRP107
PIU1034
PILCD10D6
PIRP108
PIU1033
PILCD10D7
PIRP109
PIU1032
PILCD10E
PIU1023
PILCD10RS
PIU1021
PILCD10RW
PIU1022
PILCD10V0
PIR203
PILS101
PIQ101
PIP201
PIU203
PIP202
PIU202
PIQ102
PIR301
PIQ202
PIR501
PIQ302
PIR701
PIQ402
PIR601
PIR302
PIU1027
PIR403
PIU403
PIR502
PIU1024
PIR602
PIU1025
PIR702
PIU1026
PIU1028
PIU1029
PIU1030
PIU208
PIU408
PIS202
PIU101
NL
PIS302
PIU102
NL
PIS402
PIU103
NL
PIS502
PIU104
NL
PIS602
PIU105
NL
PIU106
PIU207
PIU407
NL
PIU107
PIU206
PIU406
NL
PIU108
PIU205
PIU405
NL
PIU1010
PIU306
NL
PIU1011
PIU305
NL
PIP402
PIU1012
NL
PID402
PIU1013
NL
PID502
PIU1014
NL
PID602
PIU1015
NL
PID702
PIU1016
NL
PID802
PIU1017
NL
PI780503
PIC101
PIC601 PIC702
PID101
PID201
PID301
PILCD10A
PILCD10VCC
PIQ103
PIQ203
PIQ303
PIQ403
PIR201
PIR202
PIR402
PIR801 PIR901
PIR1001 PIR1101 PIR1201
PIRP101
PIS102
PIU1031
PIU1040
PIU204
PIU308
PIU404