Hi Bruno
Look at things this way:
The X5105 is awaiting a signal on its RXD pin, so the Elektor
will send a signal via its TXD pin.
If the X5105 acknowledges a command it will send a signal to its
TXD pin on the board, and the Elektor will be able to receive that
on its RXD pin.
If you accidentally wire it up wrong nothing bad will happen.
Just swap the RXD and TXD wires at the Elektor end.
The chip in Elektor is definitely not a clone.
Reckon you are nearly there.
Jim?? G4EQX
On 01/08/2023 15:50, Bruno wrote:
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Hi Jim,
just to be sure that I've well understood.
RXD,TXD,GND marks? on the board? are printed on the edge . Good.?
?Instead for? X5105? should I consider what is? shown in the
instruction manual?
for the CIV interface on the 3.5 mm Jack ?? practically RXD on the
board connected to TXD on the 3.5 as shown ?
many thanks Jim for a kind confirmation. Many thanks !
In the meantime I discovered why the Original Xiegu cable is not?
working. They have utilized a FTDI clone. The? ?FTDI driver on
windows is? disabling the chip .The Company? FTDI is? trying to
defend itself in this way. I can understand them, I understand
less Xiegu .? Apparently even with an old? driver it's not
possible to disable this protection (I Tried). Reading the "driver
events? register" on windows? ?, this situation is quite
evident.??