forsterseb / HeartPage

Read your heartrate with an arduino and display it on a webpage

What is the goal of this project?

Read your Heartbeat with an arduino.
Display it to a webpage, so it can be included in OBS.

What you need

Hardware

Name	Quantity
Arduino	1
Breadboard	1
Connecting wires	5
ECG sensor	1

Software

Python 3

Setup

Hardware

For the Hardware part follow this guide.

The following image for the placement of the electrodes on the body is from a mirrored perspective. The red/yellow electrodes go to the right side of your body.

Installation

pip install -r requirements.txt

Usage

Start calculating BPM and host webpage

BASH:
$ export FLASK_APP=app

CMD:
> set FLASK_APP=app

Powershell:
> $env:FLASK_APP = "app"

flask run

Display page in OBS

In OBS add those URLs as a new Source -> Browser. (Black part of images is transparent in webpage.)

url	description	preview
http://localhost:5000/index.html	Top Row: Avgeraged BPM over the last 3 beats, Bottom Row: Exact BPM based on the last beat
http://localhost:5000/hist_bpm.html	Graph of last 50 BPM
http://localhost:5000/raw_data.html	Graph of last 500 sensor values
http://localhost:5000/animated.html	Animated Pulsemeter, colors depending on pulse

Use OBS as cam

https://obsproject.com/forum/resources/obs-virtualcam.949/