Re: [avr-gcc-list] Serial Communication

[ks_347]

Not able to understand much in that appli note.
What is :
#pragma vector=USART0_UDRE_vect 
#define USART_TX_BUFFER_MASK ( USART_TX_BUFFER_SIZE - 1 )
Why mask is created?
what is the algorithm used in that
 
Thanks


Eric Fu <address@hidden> wrote:
Have a look at Atmel App. Note AVR306.

Eric Fu
----- Original Message ----- 
From: "ks_347" 
To: 
Sent: Thursday, January 29, 2004 1:06 AM
Subject: [avr-gcc-list] Serial Communication


> Hello,
>
> I wanted to write this simple program of throwing "Hello" to the computer
through serial comm(using UART of the ucontroller). I am using ATMEGA162 and
STK500. I wrote the program using polling. Its working fine. Anybody has an
interrupt version? Or any suggestions/guidance on writing the interrupt
driven program. I am writing in C programming. I don't have any clue about
how to write interrupt handling routines.
>
> Thanks
>
>
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