# The Spark Gap - Episode 45

- Show: [The Spark Gap](https://hardwarepodcasts.com/podcast/the-spark-gap)
- Published: 2016-02-10
- Length: 51m
- Page: https://hardwarepodcasts.com/podcast/the-spark-gap/2016-02-10-the-spark-gap-episode-45
- Listen: https://thesparkgap.net/the-spark-gap-episode-45

## Summary

Hosts Carl and Corey discuss the STM32F0 microcontroller's built-in HDMI CEC controller and the Atmel U2043B automotive turn signal IC, highlighting specific hardware features like comparators and current sensing. They then detail key lessons from Eric Bogatin's Signal Integrity Boot Camp at DesignCon, focusing on PCB trace attenuation, the impact of fiberglass weave patterns on high-speed signals, and the limitations of impedance calculators.

## Chapters

- [0:00](https://hardwarepodcasts.com/podcast/the-spark-gap/2016-02-10-the-spark-gap-episode-45#t=0) Introduction and SpaceX Launch
- [3:36](https://hardwarepodcasts.com/podcast/the-spark-gap/2016-02-10-the-spark-gap-episode-45#t=216) STM32F0 Microcontroller and HDMI CEC
- [11:51](https://hardwarepodcasts.com/podcast/the-spark-gap/2016-02-10-the-spark-gap-episode-45#t=711) Atmel U2043B Turn Signal IC
- [20:00](https://hardwarepodcasts.com/podcast/the-spark-gap/2016-02-10-the-spark-gap-episode-45#t=1200) Signal Integrity Boot Camp Overview
- [26:50](https://hardwarepodcasts.com/podcast/the-spark-gap/2016-02-10-the-spark-gap-episode-45#t=1610) Trace Attenuation and Impedance Calculations
- [39:36](https://hardwarepodcasts.com/podcast/the-spark-gap/2016-02-10-the-spark-gap-episode-45#t=2376) PCB Weave Patterns and Material Loss
- [47:51](https://hardwarepodcasts.com/podcast/the-spark-gap/2016-02-10-the-spark-gap-episode-45#t=2871) Analog Aficionados Dinner and Outro

## Topics

- [PCB design & layout](https://hardwarepodcasts.com/topic/pcb-design)
- [Microcontrollers & dev platforms](https://hardwarepodcasts.com/topic/microcontrollers-and-platforms)
- [Analog & power electronics](https://hardwarepodcasts.com/topic/analog-and-power-electronics)
- [Test & measurement](https://hardwarepodcasts.com/topic/test-and-measurement)

## Most relevant to

makers and hobbyists

## Mentioned

- STM32F0 (chip)
- Atmel (company)
- U2043B (chip)
- Eric Bogatin (other)
- DesignCon (other)
- Pulse Eight (company)
- FR4 (material)

## Related episodes from other shows

- [Call In Show #3](https://hardwarepodcasts.com/podcast/the-amp-hour/2016-02-26-call-in-show-3) (The Amp Hour)
- [An Interview with Dr. Howard Johnson - Winsome Waveform Wizardry](https://hardwarepodcasts.com/podcast/the-amp-hour/2012-01-10-an-interview-with-dr-howard-johnson-winsome-waveform-wizardry) (The Amp Hour)
- [An Interview with Eric Bogatin - Tilded Thumb Tenets](https://hardwarepodcasts.com/podcast/the-amp-hour/2015-06-04-an-interview-with-eric-bogatin-tilded-thumb-tenets) (The Amp Hour)
- [Mixed Signal Education with Philip Salmony](https://hardwarepodcasts.com/podcast/the-amp-hour/2022-01-18-mixed-signal-education-with-philip-salmony) (The Amp Hour)
- [Ep052: Shorting Components, Printing Typewriter Balls, Taking Time Lapse, and Makerspace Movie Prop](https://hardwarepodcasts.com/podcast/hackaday-podcast/2020-01-31-ep052-shorting-components-printing-typewriter-balls-taking-time-lapse-and-makers) (Hackaday Podcast)

## Citing this page

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