ASU StratoDevils ASCEND Spring 2025

Doxygen Docs | Website | YouTube

Subsystems

• Software
• Electrical
• Mechanical

Software

Flight software for the ASU Spring 2025 ASCEND Payload. More documentation can be found under Related Pages.

GitHub Subfolders

DataProcessing: Scripts and programs for processing and visualizing flight data.

GroundStation: Ground Software GUI built in Python.

Testing: Test and calibration information for sensor and storage modules.

Watchdog: Software for watchdog Attiny85 chip.

ascendfsw: Payload flight software.

docs_src: Source files for Related Pages documentation.

scripts: Various organizational and automation scripts.

A Doxygen auto-generated documentation site for GitHub pages is deployed from the docs branch.

Milestones

FSW Versions

FSWv3 (and earlier)

Fall 2024 Github

FSWv4

• Packeting (un-packeting)
  • Data to uint8_t array over String
• Device Recovery System
  • Trigger sensor reconnection attempts
• Prefixing Serial Messages ([Core 1], etc) for sorting
• Flash System Recovery System

Data Processing Tools

Visualization

• Cesium.js
  • 3D Visualization of the flight (/DataProcessing/3D)
  • Visualization from Spring 2025: https://www.youtube.com/watch?v=eEC_ttqKnY8
• D3.js
  • 2D Visualization of sensor reading (/DataProcessing/2D)
• Jupyter Notebooks
  • Data cleaning and Skew-T Log-P Diagram using MetPy

Groundstation GUI

/GroundStation/Groundstation

Backend

• Serial Connection
• Serial Sorter
• Packet Parser
• Serial Sender
• File log dumps
• Server Interface/Process

Frontend

• GUI for displaying
  • Decoded Packet
  • Sorted Core Debug Prints
• Flash Data Recovery Interface

Electrical

The PCBs were designed using KiCad, CAD files can be found as a Release of this repo: https://github.com/ASU-ASCEND/Spring-2025/releases/tag/Electrical

Mechanical

CAD Models