[Ovmsdev] OVMS v3.3 hardware

Mark Webb-Johnson mark at webb-johnson.net
Thu Aug 19 14:36:10 HKT 2021

The daughter board USB goes straight to the SIMCOM module.

The main board USB needs to go through async as the ESP32 chip does not support USB directly. Even the upcoming ESP32-S3 doesn’t seem to support it.

Or am I missing something?

Regards, Mark.

> On 19 Aug 2021, at 1:37 PM, Derek Caudwell <d.caudwell at gmail.com> wrote:
> For future versions of the daughter board (and main) is it worth adding the USB D+- lines and move away from the Uart interface?
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