Breathalyzer circuit using 8051 schematic

Breathalyzer circuit using 8051

Last Updated on March 12, 2014 by admin in 8051 projects with 15 Comments   Alcohol Breathalyzer circuit using 8051 microcontroller (AT89S51). This article is about a breathalyzer circuit using 8051 microcontroller which outputs the blood alcohol content (BAC) from the breath. The BAC is displayed in percentage on a 3 digit seven segment display. […]

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