#include <avr/io.h>
#include </usr/local/avr/avr/include/avr/signal.h>	//linux
//#include <signal.h>	//linux
#include <stdarg.h>
#include <ctype.h>
#include <string.h>
#include <avr/interrupt.h>
#include <avr/pgmspace.h>
#include <inttypes.h>


volatile void delay(unsigned int count) {
  while (count--);
}

//************************** test_led   **********************************
//toggelt LED PC1 
void test_led(void) {
  PORTC=(PINC^0x02);
}



void main(void) {
  DDRC |= (1<<DDC1);		//PortC, Pin 0 als Ausg.
 

  while(1) {
    delay(0xe);
    test_led();
 //
 //   PORTC&=~0x02;
 //   PORTC=(PINC|0x02);
 //   PORTC=(PINC|0x02);
 //   PORTC=(PINC|0x02);
    
  }
}


--------------------------------------------------------------------

test.o:     file format elf32-avr

Disassembly of section .text:

00000000 <delay>:




volatile void delay(unsigned int count) {
   0:	cf 93       	push	r28
   2:	df 93       	push	r29
   4:	cd b7       	in	r28, 0x3d	; 61
   6:	de b7       	in	r29, 0x3e	; 62
   8:	22 97       	sbiw	r28, 0x02	; 2
   a:	0f b6       	in	r0, 0x3f	; 63
   c:	f8 94       	cli
   e:	de bf       	out	0x3e, r29	; 62
  10:	0f be       	out	0x3f, r0	; 63
  12:	cd bf       	out	0x3d, r28	; 61
  14:	89 83       	std	Y+1, r24	; 0x01
  16:	9a 83       	std	Y+2, r25	; 0x02
  while (count--);
  18:	89 81       	ldd	r24, Y+1	; 0x01
  1a:	9a 81       	ldd	r25, Y+2	; 0x02
  1c:	01 97       	sbiw	r24, 0x01	; 1
  1e:	89 83       	std	Y+1, r24	; 0x01
  20:	9a 83       	std	Y+2, r25	; 0x02
  22:	2f ef       	ldi	r18, 0xFF	; 255
  24:	8f 3f       	cpi	r24, 0xFF	; 255
  26:	92 07       	cpc	r25, r18
  28:	09 f0       	breq	.+2      	; 0x2c
  2a:	f6 cf       	rjmp	.-20     	; 0x18
  2c:	22 96       	adiw	r28, 0x02	; 2
  2e:	0f b6       	in	r0, 0x3f	; 63
  30:	f8 94       	cli
  32:	de bf       	out	0x3e, r29	; 62
  34:	0f be       	out	0x3f, r0	; 63
  36:	cd bf       	out	0x3d, r28	; 61
  38:	df 91       	pop	r29
  3a:	cf 91       	pop	r28
  3c:	08 95       	ret

0000003e <test_led>:
}

//************************** test_led   **********************************
//toggelt LED PC1 -> Anzeige von Schleifen/Zyklen, Port-Init in main!!
void test_led(void) {
  3e:	cf 93       	push	r28
  40:	df 93       	push	r29
  42:	cd b7       	in	r28, 0x3d	; 61
  44:	de b7       	in	r29, 0x3e	; 62
  PORTC=(PINC^0x02);
  46:	80 91 33 00 	lds	r24, 0x0033
  4a:	92 e0       	ldi	r25, 0x02	; 2
  4c:	89 27       	eor	r24, r25
  4e:	80 93 35 00 	sts	0x0035, r24
  52:	df 91       	pop	r29
  54:	cf 91       	pop	r28
  56:	08 95       	ret

00000058 <main>:
}



void main(void) {
  58:	c0 e0       	ldi	r28, 0x00	; 0
  5a:	d0 e0       	ldi	r29, 0x00	; 0
  5c:	de bf       	out	0x3e, r29	; 62
  5e:	cd bf       	out	0x3d, r28	; 61
  DDRC |= (1<<DDC1);		//PortC, Pin 0 als Ausgang, für Tests
  60:	80 91 34 00 	lds	r24, 0x0034
  64:	82 60       	ori	r24, 0x02	; 2
  66:	80 93 34 00 	sts	0x0034, r24
//u08 b;

  while(1) {
    delay(0xe);
  6a:	8e e0       	ldi	r24, 0x0E	; 14
  6c:	90 e0       	ldi	r25, 0x00	; 0
  6e:	0e 94 00 00 	call	0x0
    test_led();
  72:	0e 94 00 00 	call	0x0
    PORTC=(PINC^0x02);
  76:	80 91 33 00 	lds	r24, 0x0033
  7a:	92 e0       	ldi	r25, 0x02	; 2
  7c:	89 27       	eor	r24, r25
  7e:	80 93 35 00 	sts	0x0035, r24
  82:	f3 cf       	rjmp	.-26     	; 0x6a


-------------------------------------------------------------------



# AVR-GCC Makefile template, derived from the WinAVR template (which
# is public domain), believed to be neutral to any flavor of "make"
# (GNU make, BSD make, SysV make)


MCU = atmega128
FORMAT = ihex
TARGET = test
SRC = $(TARGET).c
ASRC = 
#OPT = s
OPT = 0

# Name of this Makefile (used for "make depend").
MAKEFILE = Makefile

# Debugging format.
# Native formats for AVR-GCC's -g are stabs [default], or dwarf-2.
# AVR (extended) COFF requires stabs, plus an avr-objcopy run.
DEBUG = stabs

# Compiler flag to set the C Standard level.
# c89   - "ANSI" C
# gnu89 - c89 plus GCC extensions
# c99   - ISO C99 standard (not yet fully implemented)
# gnu99 - c99 plus GCC extensions
CSTANDARD = -std=gnu99

# Place -D or -U options here
CDEFS =

# Place -I options here
CINCS =


CDEBUG = -g$(DEBUG)
CWARN = -Wall -Wstrict-prototypes
CTUNING = -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
#CEXTRA = -Wa,-adhlns=$(<:.c=.lst)
CFLAGS = $(CDEBUG) $(CDEFS) $(CINCS) -O$(OPT) $(CWARN) $(CSTANDARD) $(CEXTRA)
#CFLAGS = $(CDEBUG) $(CDEFS) $(CINCS) -O$(OPT) $(CWARN) $(CSTANDARD) $(CEXTRA)


#ASFLAGS = -Wa,-adhlns=$(<:.S=.lst),-gstabs 


#Additional libraries.

# Minimalistic printf version
PRINTF_LIB_MIN = -Wl,-u,vfprintf -lprintf_min

# Floating point printf version (requires MATH_LIB = -lm below)
PRINTF_LIB_FLOAT = -Wl,-u,vfprintf -lprintf_flt

PRINTF_LIB = 

# Minimalistic scanf version
SCANF_LIB_MIN = -Wl,-u,vfscanf -lscanf_min

# Floating point + %[ scanf version (requires MATH_LIB = -lm below)
SCANF_LIB_FLOAT = -Wl,-u,vfscanf -lscanf_flt

SCANF_LIB = 

MATH_LIB = -lm

# External memory options

# 64 KB of external RAM, starting after internal RAM (ATmega128!),
# used for variables (.data/.bss) and heap (malloc()).
#EXTMEMOPTS = -Wl,-Tdata=0x801100,--defsym=__heap_end=0x80ffff

# 64 KB of external RAM, starting after internal RAM (ATmega128!),
# only used for heap (malloc()).
#EXTMEMOPTS = -Wl,--defsym=__heap_start=0x801100,--defsym=__heap_end=0x80ffff

EXTMEMOPTS =

#LDMAP = $(LDFLAGS) -Wl,-Map=$(TARGET).map,--cref
LDFLAGS = $(EXTMEMOPTS) $(LDMAP) $(PRINTF_LIB) $(SCANF_LIB) $(MATH_LIB)


# Programming support using avrdude. Settings and variables.

AVRDUDE_PROGRAMMER = pony-stk200
#AVRDUDE_PORT = /dev/ttya
AVRDUDE_PORT = /dev/lp0

AVRDUDE_WRITE_FLASH = -U flash:w:$(TARGET).hex
#AVRDUDE_WRITE_EEPROM = -U eeprom:w:$(TARGET).eep


# Uncomment the following if you want avrdude's erase cycle counter.
# Note that this counter needs to be initialized first using -Yn,
# see avrdude manual.
#AVRDUDE_ERASE_COUNTER = -y

# Uncomment the following if you do /not/ wish a verification to be
# performed after programming the device.
#AVRDUDE_NO_VERIFY = -V

# Increase verbosity level.  Please use this when submitting bug
# reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude> 
# to submit bug reports.
#AVRDUDE_VERBOSE = -v -v

#AVRDUDE_BASIC = -p $(MCU) -P $(AVRDUDE_PORT) -c $(AVRDUDE_PROGRAMMER)
AVRDUDE_BASIC = -p $(MCU) -c $(AVRDUDE_PROGRAMMER)
AVRDUDE_FLAGS = $(AVRDUDE_BASIC) $(AVRDUDE_NO_VERIFY) $(AVRDUDE_VERBOSE) $(AVRDUDE_ERASE_COUNTER)


CC = avr-gcc
OBJCOPY = avr-objcopy
OBJDUMP = avr-objdump
SIZE = avr-size
NM = avr-nm
AVRDUDE = avrdude
REMOVE = rm -f
MV = mv -f

# Define all object files.
OBJ = $(SRC:.c=.o) $(ASRC:.S=.o) 

# Define all listing files.
LST = $(ASRC:.S=.lst) $(SRC:.c=.lst)

# Combine all necessary flags and optional flags.
# Add target processor to flags.
ALL_CFLAGS = -mmcu=$(MCU) -I. $(CFLAGS)
ALL_ASFLAGS = -mmcu=$(MCU) -I. -x assembler-with-cpp $(ASFLAGS)


# Default target.
all: build

build: elf hex eep

elf: $(TARGET).elf
hex: $(TARGET).hex
eep: $(TARGET).eep
lss: $(TARGET).lss 
sym: $(TARGET).sym


# Program the device.  
program: $(TARGET).hex $(TARGET).eep
	$(AVRDUDE) $(AVRDUDE_FLAGS) $(AVRDUDE_WRITE_FLASH) $(AVRDUDE_WRITE_EEPROM)




# Convert ELF to COFF for use in debugging / simulating in AVR Studio or VMLAB.
COFFCONVERT=$(OBJCOPY) --debugging \
--change-section-address .data-0x800000 \
--change-section-address .bss-0x800000 \
--change-section-address .noinit-0x800000 \
--change-section-address .eeprom-0x810000 


coff: $(TARGET).elf
	$(COFFCONVERT) -O coff-avr $(TARGET).elf $(TARGET).cof


extcoff: $(TARGET).elf
	$(COFFCONVERT) -O coff-ext-avr $(TARGET).elf $(TARGET).cof


.SUFFIXES: .elf .hex .eep .lss .sym

.elf.hex:
	$(OBJCOPY) -O $(FORMAT) -R .eeprom $< $@

.elf.eep:
	-$(OBJCOPY) -j .eeprom --set-section-flags=.eeprom="alloc,load" \
	--change-section-lma .eeprom=0 -O $(FORMAT) $< $@

# Create extended listing file from ELF output file.
.elf.lss:
	$(OBJDUMP) -h -S $< > $@

# Create a symbol table from ELF output file.
.elf.sym:
	$(NM) -n $< > $@



# Link: create ELF output file from object files.
$(TARGET).elf: $(OBJ)
	$(CC) $(ALL_CFLAGS) $(OBJ) --output $@ $(LDFLAGS)


# Compile: create object files from C source files.
.c.o:
	$(CC) -c $(ALL_CFLAGS) $< -o $@ 


# Compile: create assembler files from C source files.
.c.s:
	$(CC) -S $(ALL_CFLAGS) $< -o $@


# Assemble: create object files from assembler source files.
.S.o:
	$(CC) -c $(ALL_ASFLAGS) $< -o $@



# Target: clean project.
clean:
	$(REMOVE) $(TARGET).hex $(TARGET).eep $(TARGET).cof $(TARGET).elf \
	$(TARGET).map $(TARGET).sym $(TARGET).lss \
	$(OBJ) $(LST) $(SRC:.c=.s) $(SRC:.c=.d)

depend:
	if grep '^# DO NOT DELETE' $(MAKEFILE) >/dev/null; \
	then \
		sed -e '/^# DO NOT DELETE/,$$d' $(MAKEFILE) > \
			$(MAKEFILE).$$$$ && \
		$(MV) $(MAKEFILE).$$$$ $(MAKEFILE); \
	fi
	echo '# DO NOT DELETE THIS LINE -- make depend depends on it.' \
		>> $(MAKEFILE); \
	$(CC) -M -mmcu=$(MCU) $(CDEFS) $(CINCS) $(SRC) $(ASRC) >> $(MAKEFILE)

.PHONY:	all build elf hex eep lss sym program coff extcoff clean depend