DocumentCode :
1969841
Title :
Techniques for SPWM using LUTs on low-cost microcontrollers
Author :
Anis, M. Irfan ; Ahmed, Naveed ; Qadri, Muhammad Tahir ; Sirhindi, Mubeen
Author_Institution :
Dept. of Electron. Eng., Sir Syed Univ. of Eng. & Technol., Karachi
fYear :
2009
fDate :
6-8 March 2009
Firstpage :
327
Lastpage :
331
Abstract :
This paper examines the techniques which can be used to generate sinusoidal pulse width modulation (SPWM) utilizing minimal resources of a low-end microcontroller. Different techniques are evaluated, bit-banging look-up table (LUT) routines are advocated for certain purposes, programming algorithms are considered for efficiency, and methods of harmonic suppression are reflected upon. Finally, feedback methods are considered and a practical application is presented. This paper is targeted towards inverter and motor drives operating in H-bridge configuration. Microcontroller based voltage source inverters.
Keywords :
PWM invertors; feedback; harmonics suppression; microcontrollers; motor drives; table lookup; H-bridge configuration; SPWM; feedback methods; harmonic suppression; look-up table; low-cost microcontrollers; microcontroller based voltage source inverters; motor drives; programming algorithms; sinusoidal pulse width modulation; Feedback; Harmonics suppression; Microcontrollers; Motor drives; Pulse generation; Pulse width modulation; Pulse width modulation inverters; Space vector pulse width modulation; Table lookup; Voltage; Harmonic Measurement & Suppression; Inverters; Microcontroller; Motor Drive; Sinusoidal Pulse Width Modulation (SPWM);
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Signal Processing & Its Applications, 2009. CSPA 2009. 5th International Colloquium on
Conference_Location :
Kuala Lumpur
Print_ISBN :
978-1-4244-4151-8
Electronic_ISBN :
978-1-4244-4152-5
Type :
conf
DOI :
10.1109/CSPA.2009.5069244
Filename :
5069244
Link To Document :
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