# Open Source Projects Overview: Laptop and Raspberry Pi CM4 Module

- Show: [OnTrack](https://hardwarepodcasts.com/podcast/ontrack)
- Published: 2024-05-29
- Length: 43m
- Episode: 268
- Page: https://hardwarepodcasts.com/podcast/ontrack/2024-05-29-open-source-projects-overview-laptop-and-raspberry-pi-cm4-module
- Listen: https://podcast.altium.com/e/open-source-projects-overview-laptop-and-raspberry-pi-cm4-module/

## Summary

Lukas Henkel, CEO of Open Visions Technology, discusses two open-source hardware projects: an open-source laptop and a Raspberry Pi Compute Module 4 (CM4) alternative called Pi.MX8. He details the laptop's progress, focusing on the complex signal integrity challenges of routing high-speed CSI interfaces through flex cables in the display lid. For the Pi.MX8 module, he explains the design choices around the NXP i.MX8M Plus SoC, the inclusion of a Google Coral AI accelerator, and the difficulties of sourcing documentation from consumer electronics manufacturers for open-source initiatives.

## Chapters

- [0:00](https://hardwarepodcasts.com/podcast/ontrack/2024-05-29-open-source-projects-overview-laptop-and-raspberry-pi-cm4-module#t=0) Introduction and Open Source Laptop Update
- [3:48](https://hardwarepodcasts.com/podcast/ontrack/2024-05-29-open-source-projects-overview-laptop-and-raspberry-pi-cm4-module#t=228) Laptop Webcam Design and CSI to USB Conversion
- [6:28](https://hardwarepodcasts.com/podcast/ontrack/2024-05-29-open-source-projects-overview-laptop-and-raspberry-pi-cm4-module#t=388) Flex Cable Signal Integrity and 3D Simulation Challenges
- [11:54](https://hardwarepodcasts.com/podcast/ontrack/2024-05-29-open-source-projects-overview-laptop-and-raspberry-pi-cm4-module#t=714) Project Management and Sourcing Hurdles for Open Source
- [20:06](https://hardwarepodcasts.com/podcast/ontrack/2024-05-29-open-source-projects-overview-laptop-and-raspberry-pi-cm4-module#t=1206) Pi.MX8 Module Overview and Hardware Demo
- [27:16](https://hardwarepodcasts.com/podcast/ontrack/2024-05-29-open-source-projects-overview-laptop-and-raspberry-pi-cm4-module#t=1636) Debugging Interface and Form Factor Constraints
- [32:10](https://hardwarepodcasts.com/podcast/ontrack/2024-05-29-open-source-projects-overview-laptop-and-raspberry-pi-cm4-module#t=1930) AI Accelerator Choice and Future Processor Upgrades
- [38:24](https://hardwarepodcasts.com/podcast/ontrack/2024-05-29-open-source-projects-overview-laptop-and-raspberry-pi-cm4-module#t=2304) Pinout Routing Challenges and Unused Interfaces

## Topics

- [PCB design & layout](https://hardwarepodcasts.com/topic/pcb-design)
- [Open-source hardware](https://hardwarepodcasts.com/topic/open-source-hardware)
- [Debugging & failure analysis](https://hardwarepodcasts.com/topic/debugging-and-failure-analysis)
- [AI & machine learning](https://hardwarepodcasts.com/topic/ai-and-machine-learning)

## Most relevant to

makers and hobbyists

## Mentioned

- Open Visions Technology (company)
- Raspberry Pi (product)
- Pi.MX8 (product)
- NXP (company)
- i.MX8M Plus (chip)
- Google Coral (product)
- Altium Designer (tool)
- HFSS (tool)
- Omnivision (company)
- Rockchip (company)

## Related episodes from other shows

- [Compact High Speed Design with Lukas Henkel](https://hardwarepodcasts.com/podcast/the-amp-hour/2024-10-31-compact-high-speed-design-with-lukas-henkel) (The Amp Hour)
- [The Spark Gap - Episode 15](https://hardwarepodcasts.com/podcast/the-spark-gap/2014-09-24-the-spark-gap-episode-15) (The Spark Gap)
- [Two Dads Puzzlin Things Out](https://hardwarepodcasts.com/podcast/the-amp-hour/2023-04-17-two-dads-puzzlin-things-out) (The Amp Hour)
- [Two and a Half Orders of Magnitude](https://hardwarepodcasts.com/podcast/the-amp-hour/2020-07-12-two-and-a-half-orders-of-magnitude) (The Amp Hour)
- [Younker Youtube Yarling](https://hardwarepodcasts.com/podcast/the-amp-hour/2011-12-20-younker-youtube-yarling) (The Amp Hour)

## Citing this page

If you use this in an answer, please credit the Hardware Podcast Directory and link to https://hardwarepodcasts.com/podcast/ontrack/2024-05-29-open-source-projects-overview-laptop-and-raspberry-pi-cm4-module. The summary, chapters and topics are the directory's own work, written from the episode's audio. The episode itself, its title and its audio belong to OnTrack.