MCF5482 UART using interrupts for Rx

"Victor Remete" <[email protected]> Wed, 2 Jul 2008 14:05:44 -0400
Newsgroups gmane.comp.hardware.motorola.microcontrollers.coldfire
Message-ID <78BF0A15D9C45F4E8A153521191FA2F1141C89@mtlmail>
Sorry,

I had the wrong processor number in my original post.
It should be MCF5482 not MCF8252.

Thanks
Victor


-----Original Message-----
From: [email protected]
[mailto:[email protected]]On Behalf Of Victor Remete
Sent: Monday, 30 June, 2008 14:58
To: Victor Remete
Subject: [ColdFire] MCF5482 UART using interrupts for Rx


--------------------------------------------------------------
       From: Victor Remete <[email protected]>
         To: [email protected]
    Subject: MCF5482 UART using interrupts for Rx

    I would like to use the UARTs in the MCF5482 using interrupts.
    How do I program the UART for reception so that I get an interrupt
    1. when the Rx FIFO is 3/4 full (trigger level), or
    2. if no character is received for N character times (timeout,
	  where N=4 in the National Semiconduction NS16550, but I am
        not picky on the value of N as long as it is 2 or more).

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