Kinetis Software Development KitのトピックRe: usb hub problem on k22

usb hub problem on k22

vikashkumar — Wed, 07 Jun 2017 14:19:21 GMT

HI All,

I'm using kinetis 1.3 USB Host Bare metal stack in quantum framework.I enabled hub in the stack, when i insert usb in hub sometime i'm getting USB Attached as well as Detached in same time. It is working perfectly without hub.

Looking for help.

Thanks in advance

Re: usb hub problem on k22

jingpan — Wed, 14 Jun 2017 06:29:21 GMT

Hi vikash,

I suggest you move your project to SDK2.2 if your project is just start or have enough time to immigrate. Because the USB driver in SDK2.2 is better than in SDK1.3.

Regards

Re: usb hub problem on k22

vikashkumar — Wed, 14 Jun 2017 06:38:27 GMT

Hi Jing,

Could you please send the link for SDK2.2 because I searcher but i didn't get any link for SDK2.2.

Regards,

vikash

Re: usb hub problem on k22

jingpan — Wed, 14 Jun 2017 09:20:56 GMT

Hi vikash

Please download SDK from https://mcuxpresso.nxp.com. Click SDK Builder button and follow it step by step. You will get it.

Regards