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I Gede Didi Jimbarwan
Udayana University
Earth & Planetary Sciences Electrical & Electronics Engineering Environmental Science Materials Science & Nanotechnology Physics

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PERANCANGAN ALAT UKUR KANDUNGAN GAS CO PADA GAS BUANG KENDARAAN BERMOTOR MENGGUNAKAN SENSOR MQ-7 BERBASIS MIKROKONTROLER AT89S52 I Gede Didi Jimbarwan; I Wayan Supardi; Nyoman Wendri
BULETIN FISIKA Vol 14 No 2 (2013): BULETIN FISIKA
Publisher : Departement of Physics Faculty of Mathematics and Natural Sciences, and Institute of Research and Community Services Udayana University, Kampus Bukit Jimbaran Badung Bali

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Abstract

It has designed and developed a measurement tools CO gas in emissien gas of motor vehicle using MQ-7 based of AT89S52 microcontroller. The system AT89S52 microcontroller as the main processor, LM 741 as a voltage amplifier, ADC 0804 as the voltage converter into digital data, LCD as a display, and using basic language as a software. From the measurement using ten motorcycles obtainable R2 values 0,983 ?? between the tool and the reference.
Co-Authors I Wayan Supardi Nyoman Wendri