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Author Topic: FT2232C-based USB Devices not detected  (Read 5367 times)

Offline mbertrand

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FT2232C-based USB Devices not detected
« on: July 05, 2012, 10:03:26 AM »
I'm running the latest Tiny Core and it does not create any /dev/ttyUSB*
I have an FTDI device and lsusb lists it.

Offline Rich

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Re: FT2232C-based USB Devices not detected
« Reply #1 on: July 05, 2012, 10:28:55 AM »
Hi mbertrand
Quote
I have an FTDI device
I'm not sure what that is, but, maybe you want to install the  ftdi_eeprom.tcz  extension?

Offline mbertrand

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Re: FT2232C-based USB Devices not detected
« Reply #2 on: July 05, 2012, 11:07:33 AM »
It's a usb to serial device by FTDI. I read somwhere that adding usb-serial-3.0.3-tinycore will work but it does noting.
I used the AppBrowser to get it and set t o Onboot. Is there something else I deen to do?

Offline Rich

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Re: FT2232C-based USB Devices not detected
« Reply #3 on: July 05, 2012, 11:35:07 AM »
Hi mbertrand
OK, I checked the kernel config file and module support is compiled in. I can't seem to locate an existing
driver for Tinycore though. You probably need to compile it yourself from source. Here's a link to the source
package from the FTDI website:
http://www.ftdichip.com/Drivers/VCP/Linux/ftdi_sio.tar.gz
You will need the following extensions installed to build it:
compiletc.tcz
libftdi.tcz
libftdi-dev.tcz
You may need some other extensions in addition, which will be indicated if the compiler generates any errors.

Offline gerald_clark

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Re: FT2232C-based USB Devices not detected
« Reply #4 on: July 05, 2012, 11:55:01 AM »
Also, no 3.0.3 module would be correct for your 3.0.21 kernel.

Offline Rich

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Re: FT2232C-based USB Devices not detected
« Reply #5 on: July 05, 2012, 12:13:03 PM »
Hi mbertrand
As gerald_clark pointed out, remove the  usb-serial-3.0.3-tinycore  extension, install the  usb-serial-3.0.21-tinycore
and reboot. The driver is in there, no need to compile your own, it's under:
Quote
/usr/local/lib/modules/3.0.21-tinycore/kernel/drivers/usb/serial/ftdi_sio.ko.gz
The strange thing is, when I entered   ftdi   in the provides field in AppBrowser, none of the  usb-serial   extensions
showed up. This is under TC4.1. Can someone running a later version of TC confirm this behavior?

Offline curaga

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Re: FT2232C-based USB Devices not detected
« Reply #6 on: July 05, 2012, 12:27:26 PM »
Yep, no module match for ftdi. Perhaps the provides db is out of date?
The only barriers that can stop you are the ones you create yourself.

Offline mbertrand

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Re: FT2232C-based USB Devices not detected
« Reply #7 on: July 05, 2012, 12:32:21 PM »
Thanks, the older package worked.

But just out of curiosity, I downloaded and install Tiny Core 2 day ago and I'm not at current version?
When I was looking for the package I  chose the latest one thinking that I'm at the latest version usb-serial-3.0.3-tinycore.
But uname tells me I'm at 3.0.21. So I got that version of usb-serial and it worked!!!
« Last Edit: July 05, 2012, 12:38:26 PM by mbertrand »

Offline Rich

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Re: FT2232C-based USB Devices not detected
« Reply #8 on: July 05, 2012, 12:35:39 PM »
Hi curaga
I take it you mean the one on ibiblio, TC doesn't keep a local copy, does it? Should I inform someone or will
you handle it?

    @mbertrand: You are welcome.

Offline Rich

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Re: FT2232C-based USB Devices not detected
« Reply #9 on: July 05, 2012, 12:42:17 PM »
Hi mbertrand
You are running the latest version which is 3.0.21, 3.0.3 was the previous kernel. 21 is greater than 3.

Offline mbertrand

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Re: FT2232C-based USB Devices not detected
« Reply #10 on: July 05, 2012, 12:58:35 PM »
St*pid me, sorry!!! I gues I must of been thinking 3.0.2.1

Offline curaga

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Re: FT2232C-based USB Devices not detected
« Reply #11 on: July 05, 2012, 05:51:10 PM »
@Rich

The searches are done on the dynamic server, same as the forum. I don't think I have access there.
The only barriers that can stop you are the ones you create yourself.