- Headphone(3.5mm) mode for auscultation
- Heart and Lung Sounds mode switch
- Software Filter
- Infinite Impulse Response(IIR)
- Finite Impulse Response(FIR)
- Algorithm
- Heart Sound and Lung Sound separation algorithms
- PC-Host Analysis
- Fast Furious Transform(FFT) amplitude spectrum
- Mel Spectrogram
- SD card operate
- Heart and Lung Sounds recoed .wav file to SD card
- Replay sample of disease from SD card
- Nersisson, R., & Noel, M. M. (2017). Heart sound and lung sound separation algorithms: a review. Journal of medical engineering & technology, 41(1), 13-21.
- Chowdhury, M. E., Khandakar, A., Alzoubi, K., Mansoor, S., M Tahir, A., Reaz, M. B. I., & Al-Emadi, N. (2019). Real-Time Smart-Digital Stethoscope System for Heart Diseases Monitoring. Sensors, 19(12), 2781.
- How to Bias an Op-Amp
- Active High Pass Filter
MIT License
Copyright (c) 2020 Tony Guo https://github.com/GCY
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.