Subject: Re: Siig CyberSerial 4S on netbsd 2.0 ?
To: Brad du Plessis <bduplessis@commissionaires.ab.ca>
From: Brad du Plessis <bduplessis@commissionaires.ab.ca>
List: netbsd-help
Date: 06/20/2005 21:53:26
>> Time the sending of a 1000MB file over the cable, and...
>
> I tried this and was seeing roughly 100 KBytes / second with a baud rate 
> set at 115200. So this looks right to me.

Oops sorry, isn't that 8 times the speed is supposed to be at 115200?


----- Original Message ----- 
From: "Brad du Plessis" <bduplessis@commissionaires.ab.ca>
To: "Peter Seebach" <seebs@plethora.net>; <netbsd-help@NetBSD.org>
Sent: Monday, June 20, 2005 9:51 PM
Subject: Re: Siig CyberSerial 4S on netbsd 2.0 ?


>> Time the sending of a 1000MB file over the cable, and...
>
> I tried this and was seeing roughly 100 KBytes / second with a baud rate 
> set at 115200. So this looks right to me.
>
> Maybe the problem is the number of stop bits, or the parity.
>
>
> ----- Original Message ----- 
> From: "Peter Seebach" <seebs@plethora.net>
> To: <netbsd-help@NetBSD.org>
> Sent: Monday, June 20, 2005 8:41 PM
> Subject: Re: Siig CyberSerial 4S on netbsd 2.0 ?
>
>
>> In message <00cb01c575a1$1d545e20$6ea8a8c0@acervfr9okf50t>, "Brad du 
>> Plessis" w
>> rites:
>>>I see the same funny characters.
>>>Its definitely something funny with the speed settings, connecting 2 
>>>ports
>>>on the same card with a null-modem works fine.
>>
>> This suggests a brute-force solution.
>>
>> Time the sending of a 1000MB file over the cable, and...
>>
>> That said, looking at their instructions for using another card with 
>> Linux,
>> there may be a non-volatile register on the card for storing a base baud 
>> rate
>> with respect to which everything is divided; their instructions have the 
>> user
>> boot under DOS once to run a utility that sets the base baud rate for the 
>> card
>> to 920kbps, then tell the Linux serial driver that the card's running at
>> 920kbps.
>>
>> -s
>