这个是我给同学弄的,没有经过后期处理的电路粗图,大家作为参考,网上这方面的资料比较多

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2

3

4

A PIPNP0E VCC PIPNP0B

A

PNP

COREP REP NLP00 1 P00 PIREP01

COLED? LED? 16 PIREP016 15 PIREP015 14 PIREP014 13 PIREP013 12 PIREP012 11 PIREP011 10 PIREP010 9 PIREP09 11 PILED?011 a 7 PILED?07 b 4 PILED?04 c 2 PILED?02 d 1 PILED?01 e 10 PILED?010 f 5 PILED?05 g 3 PILED?03 dp DPY a f e g d b c dp f e a g d b c dp f e DPY a g d b c dp f e DPY a g d b DPY

COPNP

COR26 R26 PIR2601 PIR2602

P26

NLP01 2 P01 PIREP02 NLP02 3 P02 PIREP03 NLP03 4 P03 PIREP04 NLP04 5 P04 PIREP05 NLP05 6 P05

PIPNP0C PIF101

RES

VCC PIF102

COF1 F1 P22

P20

P21

c dp

NLP06 7 P06 PIREP07 NLP07 8 P07 PIREP08 200*8

PIREP06

NLP20 PIR20 2 PIQ10E PIQ10B

NLP21 COR20 R20 1k PIQ20E PIQ20C PIR2102

NLP22 COR21 R21 1kK PIQ30E PIQ30C PIR2 02 PIR2 COQ3 Q301 PNP

NLP23 COR22 R22 1K PIQ40E PIQ40C PIR2302

P23

BELL GND

9

8

12

6

PILED?012

PILED?09

PILED?08

PILED?06

COQ1 PIR20 1 Q1 PNP

LED7_4 PIQ10C

PIQ20B

COQ2 Q2012RIP 1 PNP

PIQ30B

PIQ40B

COR23 R23 1K PIR230Q4 1COQ4 PNP

B

VCC

VCC

B

PIR1602 PIR1601 CODS18B20 DS18B20 3 2 1 PIDS18B2003 PIDS18B2002

COR16 R16 4.7K

COMCU MCU NLP10 1 P10 PIMCU01

PIMCU04 PIMCU02 AD0/P00 AD1/P01 AD2/P02 AD3/P03 AD4/P04 AD5/P05 AD6/P06 AD7/P07 A8/P20 A9/P21 A10/P22 A11/P23 A12/P24 A13/P25 A14/P26 A15/P27 39 38 37 PIMCU037 36 PIMCU036 35 PIMCU035 34 PIMCU034 33 PIMCU033 32 PIMCU032 PIMCU039

NLP11 2 P11 PIMCU02 3 4 5 PIMCU05 6 PIMCU06 7 PIMCU07 8 PIMCU08 PIMCU03 PIMCU04 PIMCU012

NLP33 P33

PIDS18B2001

P10 P11 P12 P13 P14 P15 P16 P17

PIMCU038

P00 P01 P02 P03 P04 P05 P06 P07 P20 P21 P22 P23

COkey1 key1 PIkey101

COR100 R1.0 PIkey102 PIR10001 PIR10002

P10

sw1

RES

COkey2 key2 PIkey201

COR101 R1.1 PIkey202 PIR10101 PIR10102

P11

GND

12 INT0 (P32) P33 PIMCU013 13 INT1 (P33) PIMCU014

C

COc6 c6 VCC GND PIC3901 PIc601 PIc602

PIMCU015

14 15 31 19 18

T0(P34) T1(P35) EA/VP XTAL1 XTAL2 RESET WR(P36) RD(P37)

PIY102 PIY101

VCC

PIMCU031 PIMCU019 PIMCU018

30p COC7 C7 PIC701 PIC702

COY1 Y1 12M

21 22 PIMCU022 23 PIMCU023 24 PIMCU024 25 PIMCU025 26 PIMCU026 27 PIMCU027 28 PIMCU028 PIMCU021

sw2

RES

NLP26 P26

COPOWER POWER NLVCC VCC PIPOWER01 1 GNDPIPOWER02 NLGND 2 5 CODOWNLOAD DOWNLOAD

C

C39 COC39 REST NLREST

REST

PIC3902 10u PIR1502 PIR1501

30p

PIMCU09 PIMCU016 PIMCU017

9

16 17

RXD(P30) TXD(P31) ALE/P PSEN

PIMCU010 11 PIMCU011 PIMCU030 PIMCU029

10 30 29

NLRXD RXD TXD NLTXD

RXD PIDOWNLOAD01 1 TXD PIDOWNLOAD02 2 TXDRXD

COR15 R15 10K

AT89C51

GND D Title D Number Revision

Size A4 Date: File: 1 2 3

2012/4/3 D:\qingchi\..\temperater.SchDoc

Sheet of Drawn By: 4