Search found 3 matches

by Evaldas256
Thu Mar 28, 2024 5:11 am
Forum: ESP-IDF
Topic: communication with cp210x
Replies: 3
Views: 3302

Re: communication with cp210x

I try to use USB CDC-ACM Virtual COM Port example, but getting this: I (343) VCP example: Installing CDC-ACM driver I (343) VCP example: Opening any VCP device... I (5743) VCP example: Failed to open VCP device I (5743) VCP example: Opening any VCP device... So I searched more information and it sea...
by Evaldas256
Wed Mar 27, 2024 6:48 pm
Forum: General Discussion
Topic: USB Host In Transfer Failure
Replies: 3
Views: 5721

Re: USB Host In Transfer Failure

Hi,
I am also having error in usb_host_transfer_submit if I send data to BULK OUT endpoint.
Error "ESP_ERR_NOT_FOUND"
Have you found solution?
by Evaldas256
Wed Mar 27, 2024 6:28 pm
Forum: ESP-IDF
Topic: communication with cp210x
Replies: 3
Views: 3302

communication with cp210x

I have problem with sending data to cp210x via USB. I am able to read from control baudrate value, but is I send Bulk data to endpoint I am getting error 0x105."ESP_ERR_NOT_FOUND" Does anybodu knows what does this error mean? *** Device descriptor *** bLength 18 bDescriptorType 1 bcdUSB 1.10 bDevice...