uart.h File Reference

#include <avr/io.h>
#include <avr/interrupt.h>

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Macros
#define	MCU   atmega328p
#define	F_CPU   8000000UL
#define	BAUD   19200
#define	MYUBRR   F_CPU/16/BAUD-1
#define	UBRRH   UBRR0H
#define	UBRRL   UBRR0L
#define	UCSRA   UCSR0A
#define	UCSRB   UCSR0B
#define	UCSRC   UCSR0C
#define	UDR   UDR0
#define	UDRE   UDRE0
#define	UPE   UPE0
#define	DOR   DOR0
#define	FE   FE0
#define	RXC   RXC0
#define	TXB8   TXB80

Functions
void	uart_init (unsigned int ubrr)
	UART Initialization. More...
void	uart_putc (unsigned char data)
	Send char. More...

Detailed Description

Author

Florian Thaeter, Fabi Rosenthal

Version

Epsilon

Date

18.05.2013

LICENSE

Licence: CC BY 3.0 (http://creativecommons.org/licenses/by/3.0/)

DESCRIPTION

Code: http://github.com/Xennis/Bluecontroller_BCA8_BTM

Documentation: http://xennis.org/wiki/Bluecontroller

Macro Definition Documentation

#define BAUD   19200

Baud rate (Bluecontroller)

#define F_CPU   8000000UL

FOSC / Clock Speed (ATmega328P)

#define MYUBRR   F_CPU/16/BAUD-1

MYUBRR = 25

Function Documentation

void uart_init

(

unsigned int

ubrr

)

UART Initialization.

USART Initialization (datasheet page 178)

void uart_putc

(

unsigned char

data

)

Send char.

Sending Frames with 5 to 8 Data Bit (datasheet page 179)