# An Interview with Earl Sharpe and Collin Kidder

- Show: [The Amp Hour](https://hardwarepodcasts.com/podcast/the-amp-hour)
- Published: 2018-04-16
- Length: 1h 21m
- Episode: 388
- Page: https://hardwarepodcasts.com/podcast/the-amp-hour/2018-04-16-an-interview-with-earl-sharpe-and-collin-kidder
- Listen: https://theamphour.com/388-an-interview-with-earl-sharpe-and-collin-kidder/

## Summary

Earl Sharpe and Collin Kidder of Macchina discuss automotive electronics, car hacking, and the architecture of modern vehicles. They explain how the OBD2 port provides access to CAN bus data, the challenges of reverse engineering proprietary protocols, and the security implications of drive-by-wire systems. The conversation covers the Macchina M2 development platform, the Savvy Can software tool, and the business dynamics of OEMs restricting aftermarket access to vehicle components.

## Chapters

- [0:00](https://hardwarepodcasts.com/podcast/the-amp-hour/2018-04-16-an-interview-with-earl-sharpe-and-collin-kidder#t=0) Introduction to Macchina and Car Hacking
- [6:17](https://hardwarepodcasts.com/podcast/the-amp-hour/2018-04-16-an-interview-with-earl-sharpe-and-collin-kidder#t=377) OBD2 Port and CAN Bus Protocols
- [20:46](https://hardwarepodcasts.com/podcast/the-amp-hour/2018-04-16-an-interview-with-earl-sharpe-and-collin-kidder#t=1246) ECU Architecture and Vehicle Domains
- [31:43](https://hardwarepodcasts.com/podcast/the-amp-hour/2018-04-16-an-interview-with-earl-sharpe-and-collin-kidder#t=1903) Reverse Engineering and Macchina M2 Hardware
- [44:53](https://hardwarepodcasts.com/podcast/the-amp-hour/2018-04-16-an-interview-with-earl-sharpe-and-collin-kidder#t=2693) Savvy Can Software and Data Analysis
- [59:05](https://hardwarepodcasts.com/podcast/the-amp-hour/2018-04-16-an-interview-with-earl-sharpe-and-collin-kidder#t=3545) Vehicle Security, Encryption, and OEM Lockdown
- [1:10:20](https://hardwarepodcasts.com/podcast/the-amp-hour/2018-04-16-an-interview-with-earl-sharpe-and-collin-kidder#t=4220) Autonomous Systems and Future Buses

## Topics

- [Embedded firmware](https://hardwarepodcasts.com/topic/embedded-firmware)
- [Microcontrollers & dev platforms](https://hardwarepodcasts.com/topic/microcontrollers-and-platforms)
- [Security & privacy](https://hardwarepodcasts.com/topic/security-and-privacy)
- [Industrial & consumer product design](https://hardwarepodcasts.com/topic/industrial-design)
- [Pricing, margins & unit economics](https://hardwarepodcasts.com/topic/pricing-and-unit-economics)

## Most relevant to

early-stage companies

## Mentioned

- Macchina (company)
- M2 (product)
- Savvy Can (tool)
- CAN bus (other)
- OBD2 (other)
- Freescale (company)
- Tesla (company)
- Arduino (tool)
- BeagleBone Black (product)
- FlexRay (other)
- John Deere (company)
- Jeep (company)

## Related episodes from other shows

- [149: Flamethrowers Aside](https://hardwarepodcasts.com/podcast/embedded-fm/2016-04-27-149-flamethrowers-aside) (Embedded.fm)
- [065 - Multitalented Grinch](https://hardwarepodcasts.com/podcast/unnamed-reverse-engineering-podcast/2023-07-30-065-multitalented-grinch) (Unnamed Reverse Engineering Podcast)
- [054 - It's A Calibration, Not An Update!](https://hardwarepodcasts.com/podcast/unnamed-reverse-engineering-podcast/2022-02-11-054-its-a-calibration-not-an-update) (Unnamed Reverse Engineering Podcast)
- [058 - Technically Met the Specs](https://hardwarepodcasts.com/podcast/unnamed-reverse-engineering-podcast/2022-06-15-058-technically-met-the-specs) (Unnamed Reverse Engineering Podcast)
- [Ep 236: The Car Episode, Building Leonardo's Water Mill, Reviving Radio Shack](https://hardwarepodcasts.com/podcast/hackaday-podcast/2023-09-15-ep-236-the-car-episode-building-leonardos-water-mill-reviving-radio-shack) (Hackaday Podcast)

## Citing this page

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