# Amazing Jumperless Breadboard, ESP32 Screens, Zimablade Servers and RISCV EVERYTHING

- Show: [The Electromaker Show](https://hardwarepodcasts.com/podcast/the-electromaker-show)
- Published: 2023-08-30
- Length: 40m
- Episode: 120
- Page: https://hardwarepodcasts.com/podcast/the-electromaker-show/2023-08-30-amazing-jumperless-breadboard-esp32-screens-zimablade-servers-and-riscv-everythi
- Listen: https://electromaker.libsyn.com/amazing-jumperless-breadboard-esp32-screens-zimablade-servers-and-riscv-everything

## Summary

The host discusses Jumperless, a software-defined breadboard by Kevin Santo Capuccio (Archetois) that uses analog crosspoint switches and an RP2040 to eliminate physical jumpers, featuring a browser-based Wokwi bridge. He highlights Scott W. Harden’s project enabling audio playback on an Arduino Uno R3 using only its 32KB flash, and Volos Projects’ ESP32 Nano handheld console using a GC9A01 circular display. The episode also covers the ZimaBlade server pre-launch from IceWhale, which supports DDR3/DDR4 RAM and GPU attachment for local AI, and Sipeed’s new RISC-V devices including the LycheePi 4A cluster, tablet, and console.

## Chapters

- [0:00](https://hardwarepodcasts.com/podcast/the-electromaker-show/2023-08-30-amazing-jumperless-breadboard-esp32-screens-zimablade-servers-and-riscv-everythi#t=0) Introduction and Jumperless Overview

## Topics

- [Prototyping & iteration](https://hardwarepodcasts.com/topic/prototyping)
- [Microcontrollers & dev platforms](https://hardwarepodcasts.com/topic/microcontrollers-and-platforms)
- [Scaling production](https://hardwarepodcasts.com/topic/scaling-production)
- [Chips, FPGAs & semiconductors](https://hardwarepodcasts.com/topic/chips-and-fpgas)
- [Crowdfunding & preorders](https://hardwarepodcasts.com/topic/crowdfunding)

## Most relevant to

founders before launch, early-stage companies

## Mentioned

- Jumperless (product)
- Kevin Santo Capuccio (other)
- Wokwi (tool)
- RP2040 (chip)
- Arduino Uno R3 (product)
- Scott W. Harden (other)
- AVR (chip)
- Volos Projects (other)
- ESP32 Nano (product)
- GC9A01 (chip)
- ZimaBlade (product)
- IceWhale (company)
- LattePanda Sigma (product)
- Sipeed (company)
- LycheePi 4A (product)
- RISC-V (chip)

## Related episodes from other shows

- [532: It's Still Real Fire](https://hardwarepodcasts.com/podcast/embedded-fm/2026-08-20-532-its-still-real-fire) (Embedded.fm)
- [A Jumperless Breadboard with Kevin Cappuccio](https://hardwarepodcasts.com/podcast/the-amp-hour/2025-02-26-a-jumperless-breadboard-with-kevin-cappuccio) (The Amp Hour)
- [Ep 366: DOOM on a Toaster, Music in LED Strips, and Old Drives in New Clothes](https://hardwarepodcasts.com/podcast/hackaday-podcast/2026-04-17-ep-366-doom-on-a-toaster-music-in-led-strips-and-old-drives-in-new-clothes) (Hackaday Podcast)
- [Ep 220: Transparent Ice, Fake Aliens, and Bendy Breadboards](https://hardwarepodcasts.com/podcast/hackaday-podcast/2023-05-26-ep-220-transparent-ice-fake-aliens-and-bendy-breadboards) (Hackaday Podcast)
- [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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