uart_bdr.h

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00014 /* Copyright (c) 2009 Atmel Corporation. All rights reserved.
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00040 
00041 #ifndef _UART_BDR_H
00042 #define _UART_BDR_H
00043 
00044 #ifndef __GNUC__
00045    #define Uart_set_baudrate(bdr)  ( UBRRH = (Uchar)((((Uint32)FOSC*1000L)/((Uint32)bdr*16)-1)>>8),\
00046                                   UBRRL = (Uchar)(((Uint32)FOSC*1000 )/((Uint32)bdr*16)-1)    )
00047 #else
00048   #define Uart_set_baudrate(bdr)  ( UBRR = (U16)(((U32)FOSC*1000L)/((U32)bdr*16)-1))
00049 #endif
00050 
00051 #define Uart_double_bdr()          (UCSRA |= (1<<U2X1))
00052 
00053 #endif/* _UART_BDR_H */
00054 

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