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Hi Thomas
On Friday, 28. September 2012 09:07:06 Thomas Heller wrote:
> So, the question is: Is it possible to clear the ft2232h output fifo?
ftdi_usb_purge_tx_buffer() will do the job.
> Another question: According to the data sheet the output fifo has
> a depth of 4kBytes. In my experiments, it only buffers 1kB - is this
> a configuration issue, is the datasheet wrong, or am I missing
> something?
This could be the latency timer. IIRC the chip buffers up to
xx milliseconds and then sends whatever it got in the buffer.
Try to increase it. Though I'm not sure on this one.
Cheers,
Thomas
libftdi - see http://www.intra2net.com/en/developer/libftdi for details.
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