Level shifter signal conditioning circuit design for 3-electrode cell portable redox sensor / Nur Rabi’atul ‘Adawiyah Muhd Zain ... [et al.]

Level shifter signal conditioning circuit design for 3-electrode cell portable redox sensor / Nur Rabi’atul ‘Adawiyah Muhd Zain ... [et al.]

This paper presents the effect of level shifter signal conditioning circuits in a low-cost portable potentiostat, implemented by combining several circuit modules and controlled by Advanced RISC Machines Cortex processor. Two architectures of level shifter modules are simulated: Non-inverting Summin...

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Main Authors: Muhd Zain, Nur Rabi'atul Adawiyah, Nordin, Zatieyl Aqmar, Rosli, Aimi Bazilah, Abdullah, Wan Fazlida Hanim
Format: Article
Language:English
Published: UiTM Press 2023
Online Access:https://ir.uitm.edu.my/id/eprint/86261/1/86261.pdf
https://ir.uitm.edu.my/id/eprint/86261/
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Institution: Universiti Teknologi Mara
Language: English
id my.uitm.ir.86261
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spelling my.uitm.ir.862612023-10-29T12:21:07Z https://ir.uitm.edu.my/id/eprint/86261/ Level shifter signal conditioning circuit design for 3-electrode cell portable redox sensor / Nur Rabi’atul ‘Adawiyah Muhd Zain ... [et al.] jeesr Muhd Zain, Nur Rabi'atul Adawiyah Nordin, Zatieyl Aqmar Rosli, Aimi Bazilah Abdullah, Wan Fazlida Hanim This paper presents the effect of level shifter signal conditioning circuits in a low-cost portable potentiostat, implemented by combining several circuit modules and controlled by Advanced RISC Machines Cortex processor. Two architectures of level shifter modules are simulated: Non-inverting Summing Amplifier and Inverting Summing Amplifier. The main objective is to improve signal detection readability by widening the input voltage signal processing and increasing the amplitude range of the sensor output signal before the analog to digital signal conversion. The potential amplitude range of redox reaction captured by trans-impedance module at -3 V to 3 V is reduced by 50%. Then, the output voltage is converted by analog digital converter to be interfaced with microcontroller for Differential Pulse Voltammetry current properties. The designed potentiostat has a current readout range of ± 500mA and is validated to be at 15% difference with the standard laboratory potentiostat. UiTM Press 2023-10 Article PeerReviewed text en https://ir.uitm.edu.my/id/eprint/86261/1/86261.pdf Level shifter signal conditioning circuit design for 3-electrode cell portable redox sensor / Nur Rabi’atul ‘Adawiyah Muhd Zain ... [et al.]. (2023) Journal of Electrical and Electronic Systems Research (JEESR) <https://ir.uitm.edu.my/view/publication/Journal_of_Electrical_and_Electronic_Systems_Research_=28JEESR=29/>, 23 (1): 11. pp. 101-107. ISSN 1985-5389
institution Universiti Teknologi Mara
building Tun Abdul Razak Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Mara
content_source UiTM Institutional Repository
url_provider http://ir.uitm.edu.my/
language English
description This paper presents the effect of level shifter signal conditioning circuits in a low-cost portable potentiostat, implemented by combining several circuit modules and controlled by Advanced RISC Machines Cortex processor. Two architectures of level shifter modules are simulated: Non-inverting Summing Amplifier and Inverting Summing Amplifier. The main objective is to improve signal detection readability by widening the input voltage signal processing and increasing the amplitude range of the sensor output signal before the analog to digital signal conversion. The potential amplitude range of redox reaction captured by trans-impedance module at -3 V to 3 V is reduced by 50%. Then, the output voltage is converted by analog digital converter to be interfaced with microcontroller for Differential Pulse Voltammetry current properties. The designed potentiostat has a current readout range of ± 500mA and is validated to be at 15% difference with the standard laboratory potentiostat.
format Article
author Muhd Zain, Nur Rabi'atul Adawiyah
Nordin, Zatieyl Aqmar
Rosli, Aimi Bazilah
Abdullah, Wan Fazlida Hanim
spellingShingle Muhd Zain, Nur Rabi'atul Adawiyah
Nordin, Zatieyl Aqmar
Rosli, Aimi Bazilah
Abdullah, Wan Fazlida Hanim
Level shifter signal conditioning circuit design for 3-electrode cell portable redox sensor / Nur Rabi’atul ‘Adawiyah Muhd Zain ... [et al.]
author_facet Muhd Zain, Nur Rabi'atul Adawiyah
Nordin, Zatieyl Aqmar
Rosli, Aimi Bazilah
Abdullah, Wan Fazlida Hanim
author_sort Muhd Zain, Nur Rabi'atul Adawiyah
title Level shifter signal conditioning circuit design for 3-electrode cell portable redox sensor / Nur Rabi’atul ‘Adawiyah Muhd Zain ... [et al.]
title_short Level shifter signal conditioning circuit design for 3-electrode cell portable redox sensor / Nur Rabi’atul ‘Adawiyah Muhd Zain ... [et al.]
title_full Level shifter signal conditioning circuit design for 3-electrode cell portable redox sensor / Nur Rabi’atul ‘Adawiyah Muhd Zain ... [et al.]
title_fullStr Level shifter signal conditioning circuit design for 3-electrode cell portable redox sensor / Nur Rabi’atul ‘Adawiyah Muhd Zain ... [et al.]
title_full_unstemmed Level shifter signal conditioning circuit design for 3-electrode cell portable redox sensor / Nur Rabi’atul ‘Adawiyah Muhd Zain ... [et al.]
title_sort level shifter signal conditioning circuit design for 3-electrode cell portable redox sensor / nur rabi’atul ‘adawiyah muhd zain ... [et al.]
publisher UiTM Press
publishDate 2023
url https://ir.uitm.edu.my/id/eprint/86261/1/86261.pdf
https://ir.uitm.edu.my/id/eprint/86261/
_version_ 1781709353007448064

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