libftdi Archives

Subject: Re: LibFTDI send problem

From: Thomas Jarosch <thomas.jarosch@xxxxxxxxxxxxx>
To: libftdi@xxxxxxxxxxxxxxxxxxxxxxx
Cc: Tim Schneider <schneid5@xxxxxxxxxxxxxx>
Date: Wed, 21 Mar 2012 09:24:52 +0100
Hello Tim,

On Monday, 19. March 2012 21:16:34 Tim Schneider wrote:
> I have a problem with my ftdi device using libftdi:

Are you using libftdi 0.x or 1.x from git?

> My device periodically sends sensor data across the usb interface once it
> received the start command, which is just the word "start" send in ascii
> letters to the device. Unfortunately the sending of the start command
> somehow fails. 

We had trouble back in the days with the first write command
getting lost. When we tried to track it down, the problem vanished.

Try to send your start command twice, may be it helps.

Thomas

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