[Lazarus] SdpoSerial Tx and Rx buffers?

[Hans-Peter Diettrich]

José Mejuto schrieb:

Thanks for your FIFO research :-)

> Right, I do not correctly write the idea. I was trying to say that the
> FIFO in acts like a buffer that you can forget about it (until no
> receive event/interrupt) is received, while in the send FIFO the OS
> waits for a full empty/transmission before return from call.
> 
> Are we completly off-topic ?

Quite a bit. Applications don't have to care about such hardware 
details, because the drivers of most systems will buffer all I/O, and 
will allow for both synchronous and asynchronous I/O.

DoDi