Design of alcohol detector based on 51 single chip microcomputer

Objective     record

introduction ... 1

1  Background, significance and research content ... 1

1.1 Subject background and research significance ... 1

1.2 The research contents of the project are as follows ... 2

2  Design options ... 2

2.1 System control chip selection ... 2

2.2 Selection of display devices ... 2

2.3 A/D Selection of conversion chip ... 2

2.4 Selection of alcohol detection sensor ... 3