I did some searching and got the ESP32-S3-USB-OTG device to work by adding this code to enable power on the host USB connector.

gpio_set_direction(12, GPIO_MODE_OUTPUT);
gpio_set_direction(13, GPIO_MODE_OUTPUT);
gpio_set_direction(17, GPIO_MODE_OUTPUT);
gpio_set_direction(18, GPIO_MODE_OUTPUT ...

@chegewara, got your ardruino acm-host example working on my esp32-s3-usb-otg board on the usb-host interface with a usb cdc class client dongle plugged into it.

I also have an usb hid class keyboard client working on the usb-client interface plugged into my laptop.

the problem is... only one will ...

USB host should be working with arduino, or at least it has been working few months ago.
I even tested now and it is working, with v2.0.3 i think, but im not 100% sure, because i do have few versions installed.

https://github.com/chegewara/EspTinyUSB/tree/master/examples/host


hi, i'm trying to ...