---------------------------------------------------
'makefile'
-----
# Define directories, if needed.
    172
    173 #DIRAVR = c:/winavr
    174 DIRAVR = /usr
    175 DIRAVRBIN = $(DIRAVR)/bin
    176 #DIRAVRUTILS = $(DIRAVR)/utils/bin
    177 #DIRAVRUTILS = $(DIRAVR)/avr/bin
    178 DIRAVRUTILS = $(DIRAVR)/avr/include/util
    179 DIRINC = .
    180 DIRLIB = $(DIRAVR)/avr/lib
---------------------------------------------------
'main.h'
-----
     20 /*
     21 #include <avr/io.h>
     22 #include <avr/pgmspace.h>
     23 #include <avr/interrupt.h>
     24 #include <avr/signal.h>
     25 #include <avr/eeprom.h>
     26 */
     27 #include </usr/avr/include/avr/io.h>
     28 #include </usr/avr/include/avr/pgmspace.h>
     29 #include </usr/avr/include/avr/interrupt.h>
     30 #include </usr/avr/include/avr/signal.h>
     31 #include </usr/avr/include/avr/eeprom.h>

     79 #define SYSCLK  11059200 //7372800 //14745600   //Quarz Frequenz in Hz
     80 #define F_CPU SYSCLK
     81 #include </usr/avr/include/avr/delay.h>
---------------------------------------------------
mca25.c
-----
    828 void mca25_set_460800baud(){
    829     unsigned long i = 0;
    830     while (i < 60000 * 20) i++;
    831     //  UBRR=(SYSCLK / (460800 * 16L) - 1);
    832     USR |= (1 << U2X);           // activate double speed           
    833     UBRR=(SYSCLK / (460800 * 8L) - 1);
    834
    835 }
---------------------------------------------------
uart.c
-----
     49     //fdevopen (uart_putchar, NULL, 0);
     50     fdevopen (uart_putchar, NULL);
---------------------------------------------------