[Elecraft] FW: P3 and K3 RS-232 baud rates

[Don Wilhelm]

  In other words, set the speed on the P3, not the K3.

73,
Don W3FPR

On 9/14/2010 8:18 PM, Dick Dievendorff wrote:
> The K3 operates at 38400 if a P3 is inline. The PC sees the P3's speed, which can be 4800 thru 38400. Your PC software that requires any particular speed is therefore supported. The P3 to K3 link is a high speed one for low latency.
>
> Dick, K6KR
>
>
> Sent from my iPhone
>
> On Sep 14, 2010, at 5:07 PM, "Tommy Alderman"<aldermant at windstream.net>  wrote:
>
>> On page 13 of the P3 Owner's Manual, in the section 'RS232 XCVR', the last
>> sentence states: "The K3 baud rate is set automatically by the P3 and cannot
>> be changed at the K3" Based on that, is it correct that if I set the P3 baud
>> rate to 4800 b, then the K3 will be operating at 4800 b even though
>> CONFIG:RS232 reads 38400b?
>>
>> Thanks,
>>
>> Tom - W4BQF
>>
>>
>> -----Original Message-----
>> From: elecraft-bounces at mailman.qth.net
>> [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of Tommy Alderman
>> Sent: Tuesday, September 14, 2010 6:12 PM
>> To: elecraft at mailman.qth.net
>> Subject: [Elecraft] P3 and K3 RS-232 baud rates
>>
>> P3:    s/n 464        Firmware 00.32      Rcvd 9/14/10
>> K3:    s/n 4521    Firmware 4.10        Rcvd 8/2/10
>> I have an old logging program that I do not want to lose or have to change.
>> My first problem, because this program is so old (YPlog) was solved by
>> selecting a Kenwood TS570D as the xcvr and setting the baud rate at 4800/1
>> stop bit. That works fine.
>>
>> Today, W4TV published an email explaining how to reset the P3 baud rate from
>> its default of 38,400 back to 4800. That works. Unfortunately CONFIG:RS232,
>> when I change the baud rate from 38400 to 4800 and press MENU/CONFIG again,
>> the baud rate change is not saved in the K3 and I can no longer connect to
>> my logging program. The only work-around I have found so far is to turn off
>> the P3, set the K3 CONFIG:RS232 from 38400 to 4800, then press MENU/CONFIG,
>> then turn the P3 ON again, and all works correct.
>>
>> Will there be a firmware update that will allow the P3 and the K3 to be set
>> at baud rates other than 38400 when BOTH the K3 and the P3 are turned on?  I
>> certainly hope so because this YPlog is the only logging program I have
>> found in some 20 years that will allow me to send CW at speeds over 60 wpm
>> without the CW stuttering due to I/O interrupts from a CPU.
>>
>> Thanks and 73,
>>
>> Tom - W4BQF
>>
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