Raspberry pi Zero Triple SD and Audio board

This is a public release of this design, created in KiCad. This board will plug on top of a Pi Zero and provide 3 SD cards (1x SDIO, 2x SPI) and an audio output DAC with headphone driver. This was originally designed for a prototype Audio player / streaming setup. This is a cutdown version omitting some power and misc components that are no longer required. The board could be re-routed to be smaller, however I feel releasing the tested version is a better idea....

May 20, 2017 · 1 min · Ben V. Brown

Adding a secondary sd card on Raspberry PI

WARNING If you are planning to use the SPI method on a raspberry pi 1, compute module 1 or a pi zero, please read the extra instructions at the end of the page. These devices require a driver patch & kernel rebuild. (Its not hard, just slow). Secondary SD For one of my upcoming projects featuring a raspberry pi zero, extra internal storage is required and I wanted to keep the USB port free for connecting as a OTG connection....

December 10, 2016 · 8 min · Ben V. Brown