https://github.com/13rac1/led-system-monitor

USB Hardware System Monitor displaying CPU and RAM usage on 10 LED bar graphs via a Teensy (Python & Teensyduino)
https://github.com/13rac1/led-system-monitor

arduino electronics monitoring python system-monitoring teensy usb

Last synced: 7 months ago
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USB Hardware System Monitor displaying CPU and RAM usage on 10 LED bar graphs via a Teensy (Python & Teensyduino)

• Host: GitHub
• URL: https://github.com/13rac1/led-system-monitor
• Owner: 13rac1
• Created: 2016-12-18T00:50:42.000Z (almost 9 years ago)
• Default Branch: master
• Last Pushed: 2019-04-07T19:30:51.000Z (over 6 years ago)
• Last Synced: 2025-03-14T21:12:59.186Z (7 months ago)
• Topics: arduino, electronics, monitoring, python, system-monitoring, teensy, usb
• Language: C++
• Homepage:
• Size: 3.89 MB
• Stars: 2
• Watchers: 0
• Forks: 0
• Open Issues: 1
• Metadata Files:
  • Readme: README.md

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README

          
# Teensy LED system cpu/ram monitor

Percent of CPU and RAM usage sent to a Teensy over USB controlling a TLC5947

connected to two 10 LED bar graphs.

Tested on Ubuntu 18.04 and Windows 10.

[![Animated GIF](images/ledmonitor-anim.gif?raw=true)](images/ledmonitor-anim.gif?raw=true)

# Parts

* Teensy 2.0: https://www.pjrc.com/store/teensy.html

* Adafruit 24-Channel 12-bit PWM LED Driver TLC5947: https://www.adafruit.com/products/1429

* 10 Segment Light Bar Graph LED Displays: 1 Blue, 4 Green, 3 Orange, and 2 Red.

* Protoboards

* Wiring

## Dependencies

Required Python libraries:

* pyserial

* psutil

Install using the `requirements.txt` or with package manager. Ubuntu 18.08 packages:

```bash

sudo apt install python3-serial python3-psutil

```

## Images

[![Lit lights](images/ledmonitor-lit-sm.jpg?raw=true)](images/ledmonitor-lit.jpg?raw=true)[![Both boards](images/ledmonitor-both-sm.jpg?raw=true)](images/ledmonitor-both.jpg?raw=true)

[![Board](images/ledmonitor-board-sm.jpg?raw=true)](images/ledmonitor-board.jpg?raw=true)[![Back of display](images/ledmonitor-back-sm.jpg?raw=true)](images/ledmonitor-back.jpg?raw=true)

## Notes

* The output is drawn to frame buffers to allow for multiple animations.

* A pulse value range is calculated per frame in BPM.

## Todo

* Third bar graph for GPU or ???