Maybe it takes over IRQ I/O port. I have a old Toshiba laptop with IR and modem and does not have issues. <br><br>On Sunday, November 10, 2013, Alex Carver <<a href="mailto:agcarver%2Bale@acarver.net">agcarver+ale@acarver.net</a>> wrote:<br>
> Nope, it was completely clean and so was the cardbus socket (the wifi<br>> card works in both cardbus sockets). Three hours of google searching<br>> led me to blacklist the smsc_ircc2 module which woke up the serial ports<br>
> (both the on-board and the modem) and everything started working.<br>> Somehow that module (used by the IrDA module) causes issues with serial<br>> ports on many laptops. I don't know why, that's probably more google<br>
> searching. I don't need IrDA support (though it would be fun to play<br>> with since I have several IrDA enabled devices) but it would be nice to<br>> find out why smsc_ircc2 messes things up.<br>><br>> On 11/10/2013 05:33, Jim Kinney wrote:<br>
>> Sounds like the modem is dead or maybe has some crud on the board. Try an<br>>> electric cleaner spray.<br>>> On Nov 9, 2013 3:47 PM, "Alex Carver" <<a href="mailto:agcarver%2Bale@acarver.net">agcarver+ale@acarver.net</a>> wrote:<br>
>><br>>>> I'm tinkering with a cardbus modem I found in one of my hardware piles<br>>>> (I'm still missing the actual cable but I know I have it here<br>>>> somewhere). Anyway, I'm trying to figure out the best way to see if<br>
>>> it's working (eg, responding to AT commands) but I can't quite seem to<br>>>> get minicom to talk to it. It's not a winmodem as far as I know.<br>>>> According to dmesg, the pcmcia system sees the card, then serial_cs sees<br>
>>> the card and identifies it as a 16550A sittign on IRQ 3 0x3e8. It<br>>>> eventually gets assigned to /dev/ttyS2.<br>>>><br>>>> So far nothing seems out of the ordinary but I just can't seem to get it<br>
>>> to respond to any basic commands (not even plain AT for which I should<br>>>> see OK). I know the cardbus system is working because I also have a<br>>>> wireless network card in there and that's working fine.<br>
>>><br>>>> Ideas for probing and testing the modem?<br>>>> _______________________________________________<br>>>> Ale mailing list<br>>>> <a href="mailto:Ale@ale.org">Ale@ale.org</a><br>
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