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Lpc2000

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Message

Re: Lost UART1 IRQ?

2005-07-19 by vajper0

> Do you enable the FIFO? If so, do you empty the FIFO each RX data
> IRQ? If so, do you also enable the TIMEOUT IRQ and collect the
> remainder data (less than one FIFO).

The FIFO is enabled.When I get a RDA IRQ I read 14 bytes (FIFO
threshold). When I get a CTI I read until the LSR0-bit is cleared.
Maybee I should try the same loop when I get the RDA IRQ to be sure
there aren't another full FIFO? If that's the case, shouldn't that
generate another pending RDA IRQ?

/PH

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