Oh and how should I mark the thread as resolved please?

I'm trying to communicate with an interface board we have ordered from another company and that we're trying to reach and configure within our own CPUs... But you're right, I think the person who can help me is my technical support contact, and in fact I did contact him yesterday and we (finally!!) ...

Actually, the problem seems still seems to come from the hardware : I've been trying to send simple characters through a terminal application to my board (I let drop the very complex application I had previously been working on, just to make sure that the problem didn't come from the software). The ...

Thanks for your answer
You're rigt. Actually, I hadn't considered that! But then, even assuming that these hold_rx and tx signals are in fact the rts ans cts signals, should I put them to 0 or 1 (or float) if we're not using any hardware flow control ?

Hi all. I've got a general question concerning serial connection (I'm sort of a newbe in hardware and am having trouble managing a serial connection for a while now :( ) : does anyone know what hold_rx and hold_tx signals might stand for? The datasheet I've got doesn't give enough information on tha...