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Re: [lpc2000] UART0 interrupts without FIFOs

2006-04-28 by Robert Adsett

Quoting bacalaoencebollao <bacalaoencebollao@...>:
> I have a problem with my programme, i want to make my UART work, but
> without the FIFOs, is there anyway to get a receive interrupt when
> only one character has been recieved, or do I have to wait for the
> FIFO to be full?

The FIFO must be turned on.

However, you will recieve an interrupt on a single character.  It will just be
delayed (by 1.5 character time IIRC).  That allows the buffer to fill for a
stream of characters but interrupt on pauses in the stream if there are
characters waiting in the FIFO.

Robert

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