[Elecraft] KIO3 Pinout
Don Wilhelm
w3fpr at embarqmail.com
Mon Oct 19 16:14:15 EDT 2009
Werner,
If I recall correctly from my modem days --
The naming of RXD and TXD is correct for the K3 (it is incorrect for the K2)
A DCE device (computer port for example) transmits on TXD and receives
on RXD
A DTE device (like the K3 or other terminal device) transmits on RXD and
recieves from TXD.
Yes, it is confusing, but the standard goes back *much* earlier than
either the K2 or the K3.
73,
Don W3FPR
Dr. Werner Furlan wrote:
>
> Btw, the naming of RX and TX is "unusual" in the manual. I think a transmitting line is called
> TXD and a receiving line is called RXD, no matter on which device it is located.
> Data from the K3 = TXD -> RXD on the PC, Data from PC -TXD -> RXD on the K3.
> (ANSI/EIA/TIA-232-F-1997)
>
> 73! de Werner OE9FWV
>
>
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