// AT90USB/usart_drv.h// Basic output routines for USART, adapted to Atmels AT90USB microcontrollers// Based on AT90USB datasheet (7593D-AVR-07/06), chapter 18 and examples from// http://www.mikrocontroller.net/articles/AVR-GCC-Tutorial and// http://www.roboternetz.de/wissen/index.php/UART_mit_avr-gcc// S. Salewski 29-JAN-2007#ifndef _USART_DRV_H_#define _USART_DRV_H_#include <stdint.h>#include "defines.h"void UARTWrite(char *s);void USART_Init(void); // initialize USART, 8N1 modevoid USART_WriteChar(char c);void USART_WriteHex(unsigned char c);void USART_WriteHexW(uint16_t w);void USART_WriteString(char *s);void USART_NewLine(void);#endif