[futurebasic] Re: [FB] Mac USB to serial port

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From: barrie <barrie@...>
Date: Sun, 13 Jul 2003 09:06:34 -0400
Rich
I am running in OS 9. I haven't yet tried OSX.
Barrie

> Barrie,
> 
> Are you running this in OS 9 or OS X?
> I have never used the OVERRIDE command and do not have a problem with
> the Keyspan USB adaptors in OS X.
> But my carbon app is OS X only.
> 
> Rich
> 
> On Thursday, July 10, 2003, at 10:47  PM, barrie wrote:
> 
>> Yipee!!
>> The Keyspan USA 19QW single adapter is working with the standard RS232
>> cable
>> that came with the meter.... But not without some quirks as confirmed
>> earlier by Kris and Ted.
>> 1) The OVERRIDE FN must be included otherwise FB gets its nickers
>> twisted.
>> To unravel the twisted knickers I had to re-boot then defrost by
>> removing
>> the USB cable and re-boot again.
>> For ref, here is the override statement again. Courtesy Walter Lenk and
>> probably Robert Purves.
>>  OVERRIDE LOCAL FN TermGetStatus(WhichPort)
>>  END FN = 0        ' Effectively pass a 'No Problem' back
>> 2) Some of the Keyspan advanced settings are critical as follows:
>>     a) RTS follows DTR checkbox must be off.
>>     b) Tx Ack advance can be set to AUTO or OFF. My meeter runs at 9600
>> baud, anything above this may need a number in the Tx Ack pop-up or
>> set to
>> AUTO.
>>     c) Receive FIFO was set at 16. It must NOT be off.
>>     d) The default buffer size was 64
>>     e) Emulate printer port can be on or off.
>> 3) On cold startup, the USB serial port id is -1. When the cable is
>> removed
>> and replaced the port id changes to -2.
>> 
>> Peter, thanks for the cable info.
>> 
>> Barrie
>>> 
>>> A printer cable is set up this way. (A crossover cable.)
>>> RX is _always_ connected to a TX.
>>> TX is _always_ connected to a RX.
>>> 
>>> An extension lead is set up this way. (A straight through cable.)
>>> TX is _always_ connected to a TX.
>>> RX is _always_ connected to a RX.
>>> 
>>> If you connect a Tx of one piece of equipment to a Tx on another
>>> piece of
>>> equipment, you _never_ receive any data, because all transmitted (Tx)
>>> data
>>> is _never_ connected to any receive (Rx) pins.
>>> 
>>> Peter
>>> 
>>> 
>>> 
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>> 
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>> 
> Rich Love - Carnation Software
> MacWise Terminal emulation for Macintosh
> richlove@...
> http://www.carnation-software.com
> 512 858-9234
> 
> 
> 
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