ESP32-S3 Mini 1U with i2S mic and SDNAND (sdmmc flash) pcb design validation
n a previous post, I shared the schematic for an ESP32‑S3‑based board. I’ve made some progress since then and I’m now sharing the BOM and PCB layout.
Any feedback, criticism, or suggestions are welcome.
I’m still a beginner in electronics design, and while I try to research as much as possible, I’m sure I’m missing some PCB design best practices.
Thanks in advance, and have a nice day !
Posted Jan 15, 2026, 5:17 AM UTC
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