红外测温仪电路图
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P2.0 A F P2.1 P2.2 B
自锁按键
+5V C4 22uF
RXD R7 TXD Res1 INT0 1K INT1 P3.4 P3.5 GND WR RD
GND
按键输入电路
S2 P2.6 S3
GND C11 30pF
1
Y1 12MHz GND
P1.0(T2) Vcc P1.1 P0.0 P1.2 P0.1 P1.3 P0.2 P1.4 P0.3 P1.5 P0.4 P1.6 P0.5 P1.7 P0.6 RST P0.7 P3.0(RXD) EA/Vpp P3.1(TXD) ALE/PROG P3.2(INT0) PSEN P3.3(INT1) P2.7 P3.4(T0) P2.6 P3.5(T1) P2.5 P3.6(WR) P2.4 P3.7(RD) P2.3 XTAL2 P2.2 XTAL1 P2.1 GND P2.0 STC89C51 +5V
Free Documents Free Documents None 21:26:44 42178.89359
Print Date:
42178
#Column Name#Column Error:Footprint Name Error:Comment #Column Name Error:LibRef #Column Name Error:Designator
D
百度文库
1
Bill of Materials
Source Data From: Project: Variant:
Creation Date: 2015/6/23
Bill of Materials For Project [Free Documents] (No PCB Document Selected)
模数转换电路
U1 R LED GND +5V 1 2 3 C3 4 INT0 5 150pF ADVIN6 7 8 9 R4 10 0 DGND C9 30pF 2 P2.7 RD WR CS VCC RD CLK R WR DB0 CLK IN DB1 INTR DB2 VIN+ DB3 VINDB4 GND DB5 VREF/2 DB6 D GND DB7 20 19 18 17 16 15 14 13 12 11 +5V R2 10K P0.0 P0.1 P0.2 P0.3 P0.4 P0.5 P0.6 P0.7 A B C D E F G DP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 U2
R29 120K
R30 120K
E 1 D 2 DP 3 C 4 G 5 P2.3 6 GND
SM03641
+5V
信号放大补偿和滤波电路
C17 100nF
D
R38 62K
R39 62K GND
R40 1M
红外测温仪电路
Number 2015/6/23 Sheet of C:\Users\..\红外测温仪2015.6.23 李哲毓改 Drawn .SchDoc By: 4 Revision
单片机电路
+5V 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 P0.0 P0.1 P0.2 P0.3 P0.4 P0.5 P0.6 P0.7 +5V P2.7 P2.6 P2.5 P2.3 P2.2 P2.1 P2.0
数码管显示电路
+5V
+5V C
1 3
R22 2M
GND
C15 VOUT
20K
R32 300K +5V
R33 150K
R34 3K
R35 2K
R36 1M
R31 1M U11 1 2 3 4 -5V R41 1M OUT1 IN1IN1+ GND LM358 Size A4 GND Date: File: 2 3 VCC OUT2 IN2IN2+ 8 7 6 5 +5V R37 10K Title
U3
E DIG1 D A DP F C DIG2 G DIG3 DIG4 B
12 11 10 9 8 7
A
单片机下载口
+5 P4 1 RXD 2 TXD 3 4 4端插针 B
发光报警电路
D3 +5V R14 200
按键 按键
GND
AD输入选择电路
+5V
GND
声音报警电路
P3.4 R13 1K
Q1 8850
#Column Name Error:Description
#Column Name Error:Quan
0 Approved Notes
LS1
按键
buzzer GND
GND SGND
-5V 4 3 2 1
U8 VSS N.C. + OUTPUT VCC OFF 1 OFF 2 OP07 +5V R28 5 6 7 8 R20 +5V 10K
2 4
P3
C 538u 底座
V+ R VSGND
R18 -5V 10K
U9 4 3 2 1 VSS N.C. + OUTPUT VCC OFF 1 OFF 2 OP07 R25 10K GND 200nF 100nF C16 -5V U10 4 3 2 1 VSS N.C. + OUTPUT VCC OFF 1 OFF 2 OP07 GND 5 6 7 8 5 6 7 8
1
2
3
4
电源电路
D1 P1 1 2 A GND GND U4 R5 0.5 +5V C5 100uF 8 7 6 5 DC SC LpkS SE Vcc TC Cii GND MC34063A R8 1K R9 3K GND 1 2 3 4 GND L1 220uH C6 560pF GND R6 1K C7 150pF C8 56pF D2 1N5819 -5V C10 100uF +5V B GND P2 VOUT 1 ADVIN 2 3 3端插针 R16 1K GND GND GND 100nF C12 R19 200K R21 200K C14 100nF R17 -5V 2M U6 4 3 2 1 VSS N.C. + OUTPUT VCC OFF 1 OFF 2 OP07 +5V GND R26 20K R27 20K 5 6 7 8 -5V C13 1nF +5V R23 1K U7 4 3 2 1 VSS N.C. + OUTPUT VCC OFF 1 OFF 2 OP07 R24 100K +5V 5 6 7 8 R10 1K R12 1K P3.5 Y LED R15 1K P2.5 S4 INT1 GND R3 1K S1 +5V C1 4.7uF R1 1K C2 0.1uF
自锁按键
+5V C4 22uF
RXD R7 TXD Res1 INT0 1K INT1 P3.4 P3.5 GND WR RD
GND
按键输入电路
S2 P2.6 S3
GND C11 30pF
1
Y1 12MHz GND
P1.0(T2) Vcc P1.1 P0.0 P1.2 P0.1 P1.3 P0.2 P1.4 P0.3 P1.5 P0.4 P1.6 P0.5 P1.7 P0.6 RST P0.7 P3.0(RXD) EA/Vpp P3.1(TXD) ALE/PROG P3.2(INT0) PSEN P3.3(INT1) P2.7 P3.4(T0) P2.6 P3.5(T1) P2.5 P3.6(WR) P2.4 P3.7(RD) P2.3 XTAL2 P2.2 XTAL1 P2.1 GND P2.0 STC89C51 +5V
Free Documents Free Documents None 21:26:44 42178.89359
Print Date:
42178
#Column Name#Column Error:Footprint Name Error:Comment #Column Name Error:LibRef #Column Name Error:Designator
D
百度文库
1
Bill of Materials
Source Data From: Project: Variant:
Creation Date: 2015/6/23
Bill of Materials For Project [Free Documents] (No PCB Document Selected)
模数转换电路
U1 R LED GND +5V 1 2 3 C3 4 INT0 5 150pF ADVIN6 7 8 9 R4 10 0 DGND C9 30pF 2 P2.7 RD WR CS VCC RD CLK R WR DB0 CLK IN DB1 INTR DB2 VIN+ DB3 VINDB4 GND DB5 VREF/2 DB6 D GND DB7 20 19 18 17 16 15 14 13 12 11 +5V R2 10K P0.0 P0.1 P0.2 P0.3 P0.4 P0.5 P0.6 P0.7 A B C D E F G DP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 U2
R29 120K
R30 120K
E 1 D 2 DP 3 C 4 G 5 P2.3 6 GND
SM03641
+5V
信号放大补偿和滤波电路
C17 100nF
D
R38 62K
R39 62K GND
R40 1M
红外测温仪电路
Number 2015/6/23 Sheet of C:\Users\..\红外测温仪2015.6.23 李哲毓改 Drawn .SchDoc By: 4 Revision
单片机电路
+5V 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 P0.0 P0.1 P0.2 P0.3 P0.4 P0.5 P0.6 P0.7 +5V P2.7 P2.6 P2.5 P2.3 P2.2 P2.1 P2.0
数码管显示电路
+5V
+5V C
1 3
R22 2M
GND
C15 VOUT
20K
R32 300K +5V
R33 150K
R34 3K
R35 2K
R36 1M
R31 1M U11 1 2 3 4 -5V R41 1M OUT1 IN1IN1+ GND LM358 Size A4 GND Date: File: 2 3 VCC OUT2 IN2IN2+ 8 7 6 5 +5V R37 10K Title
U3
E DIG1 D A DP F C DIG2 G DIG3 DIG4 B
12 11 10 9 8 7
A
单片机下载口
+5 P4 1 RXD 2 TXD 3 4 4端插针 B
发光报警电路
D3 +5V R14 200
按键 按键
GND
AD输入选择电路
+5V
GND
声音报警电路
P3.4 R13 1K
Q1 8850
#Column Name Error:Description
#Column Name Error:Quan
0 Approved Notes
LS1
按键
buzzer GND
GND SGND
-5V 4 3 2 1
U8 VSS N.C. + OUTPUT VCC OFF 1 OFF 2 OP07 +5V R28 5 6 7 8 R20 +5V 10K
2 4
P3
C 538u 底座
V+ R VSGND
R18 -5V 10K
U9 4 3 2 1 VSS N.C. + OUTPUT VCC OFF 1 OFF 2 OP07 R25 10K GND 200nF 100nF C16 -5V U10 4 3 2 1 VSS N.C. + OUTPUT VCC OFF 1 OFF 2 OP07 GND 5 6 7 8 5 6 7 8
1
2
3
4
电源电路
D1 P1 1 2 A GND GND U4 R5 0.5 +5V C5 100uF 8 7 6 5 DC SC LpkS SE Vcc TC Cii GND MC34063A R8 1K R9 3K GND 1 2 3 4 GND L1 220uH C6 560pF GND R6 1K C7 150pF C8 56pF D2 1N5819 -5V C10 100uF +5V B GND P2 VOUT 1 ADVIN 2 3 3端插针 R16 1K GND GND GND 100nF C12 R19 200K R21 200K C14 100nF R17 -5V 2M U6 4 3 2 1 VSS N.C. + OUTPUT VCC OFF 1 OFF 2 OP07 +5V GND R26 20K R27 20K 5 6 7 8 -5V C13 1nF +5V R23 1K U7 4 3 2 1 VSS N.C. + OUTPUT VCC OFF 1 OFF 2 OP07 R24 100K +5V 5 6 7 8 R10 1K R12 1K P3.5 Y LED R15 1K P2.5 S4 INT1 GND R3 1K S1 +5V C1 4.7uF R1 1K C2 0.1uF