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基于90C52的时钟+万年历

4 years ago 1171
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Description

本项目为90C52主控,DS1302时钟芯片,DS18b20温度检测。最终可大字显示时间,日期(可显示阴历),实时温度。并可设置闹钟。enter image description here

Documents

Mr.Han designed

Mr.Han

Mr.Han敷铜

BOM

ID Name Designator Quantity
1 AT89C51 U1 1
2 XTAL Y1 1
3 普通电容 C1,C2,C4 3
4 CON20 J1 1
5 CON4 J2 1
6 微动开关 S1 1
7 CON4 J3 1
8 1k R1 1
9 10k R2,R4,R5 3
10 10uf C3 1
11 微动开关 S6,S2,S3,S4,S5,S7,S8 7
12 DS18B20 U9 1
13 4.7K R21 1
14 5.1k R22,R23,R24 3
15 DS1302 U8 1
16 20pf C13,C12 2
17 ECAP C14 1
18 battery * 1
19 CON9 J4 1
20 可变电阻 R3 1
21 CON3 J5 1
22 PNP Q1 1
23 SPK ! 1

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初次使用EasyEDA设计相关.docx

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