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by rmunny
Thu Jun 20, 2019 6:44 pm
Forum: Python
Topic: scipy.signals import issue
Replies: 3
Views: 345

Re: scipy.signals import issue

Hi,
I am new on this platform. Not sure if that's the right way to check the version. Attached the snapshot
Capture.JPG
Capture.JPG (16.85 KiB) Viewed 308 times
I understand I have to upgrade the version to use find_peaks. But I don't know how to do it. I am using raspberry pi 3 B+. Any suggestion?
by rmunny
Thu Jun 20, 2019 7:10 am
Forum: Python
Topic: scipy.signals import issue
Replies: 3
Views: 345

scipy.signals import issue

Hello, I am having an issue importing find_peaks from scipy. Following are the things I'm importing: import numpy as np import pywt import pathlib #import scipy.signal as signal from scipy.signal import butter, lfilter from scipy.signal import find_peaks And that's the error I am getting in the atta...
by rmunny
Sun May 05, 2019 12:39 am
Forum: General discussion
Topic: SPI speed and ADC sampling rate
Replies: 3
Views: 306

Re: SPI speed and ADC sampling rate

Thanks a lot for your response. Here is my data acquisition code portion: from spidev import SpiDev from time import sleep #Create SPI spi = 0 def init_spi(): spi = SpiDev() spi.open(0, 0) spi.max_speed_hz = 1300000 #1350000 return spi def read_adc(adc_num, num_samples=500, sample_freq=500): #I am a...
by rmunny
Fri May 03, 2019 9:15 am
Forum: General discussion
Topic: SPI speed and ADC sampling rate
Replies: 3
Views: 306

SPI speed and ADC sampling rate

Hello, I have been working on a project where I'm collecting data from the AD8232 ECG sensor in my raspberry pi 3. As it is an analog sensor I am using MCP3008 as an ADC converter. My problem is I am not getting proper ECG signal shape. I understand the ECG signal is noisy and I need to filter it fo...

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