Projekt „ISSNB“ Nis, September 2007 - 1 - DAAD Deutscher Akademischer Austausch Dienst German Academic Exchange Service MICROPROCESSOR SYSTEM FOR MEASURING MICROPROCESSOR SYSTEM FOR MEASURING NON-ELECTRICAL QUANTITIES NON-ELECTRICAL QUANTITIES Zivko Kokolanski, Cvetan Gavrovski [email protected][email protected]
12
Embed
MICROPROCESSOR SYSTEM FOR MEASURING NON-ELECTRICAL QUANTITIES
MICROPROCESSOR SYSTEM FOR MEASURING NON-ELECTRICAL QUANTITIES. Zivko Kokolanski, Cvetan Gavrovski [email protected][email protected]. STRUCTURE OF THE MEASURING SYSTEM MEASURING CIRCUITS - LLUMINANCE MEASUREMENT - TEMPERATURE MEASUREMENT - PowerPoint PPT Presentation
Welcome message from author
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
Projekt „ISSNB“
Nis, September 2007 - 1 -
DAADDeutscher Akademischer Austausch DienstGerman Academic Exchange Service
MICROPROCESSOR SYSTEM FOR MEASURING MICROPROCESSOR SYSTEM FOR MEASURING NON-ELECTRICAL QUANTITIESNON-ELECTRICAL QUANTITIES
DAADDeutscher Akademischer Austausch DienstGerman Academic Exchange Service
MEASURING ALGORITHM
PARAMETER SETTING
LCD INITIALISATION
SERIAL INTERFACE INITIALISATION
A/D CONVERSION SETTING
ILLUMINATION MEASUREMENT
TEMPERATURE MEASUREMENT
HUMIDITY MEASUREMENT
PRESSURE MEASUREMENT
A/D CONVERSION (20 SAMPLES)
AVERAGING
CORRECTION
SERIAL TRANSMITION
LCD WRITE
Projekt „ISSNB“
Nis, September 2007 - 10 -
DAADDeutscher Akademischer Austausch DienstGerman Academic Exchange Service
TECHNICALL CHARACTERISTICS
Measurement Measuring range Resolution Accuracy
Illuminance 0-10000 Lx 10 Lx ± 10 %
Temperature -55-150 oC 1 oC ± 2 %
Humidity 0-100 % 1 % ± 4 %
Pressure 0 -2000 hPa 2 hPa ± 2 %
Projekt „ISSNB“
Nis, September 2007 - 11 -
DAADDeutscher Akademischer Austausch DienstGerman Academic Exchange Service
CONCLUTION
The presented paper describes a practical measuring system, which allows measurement, transfer and display of the moment values of four physical quantities: temperature, pressure, humidity and illumination
The measuring system uses a serial RS-232 port for computer communication
Further development of the measuring system is planned in future, in a way of enlarging the measuring quantities with measurements of ionizing radiation and wireless data transmission
Projekt „ISSNB“
Nis, September 2007 - 12 -
DAADDeutscher Akademischer Austausch DienstGerman Academic Exchange Service