Nur in .: änderungen.
diff -u ./avr.h .././avr.h
--- ./avr.h	2011-06-21 04:25:56.000000000 +0200
+++ .././avr.h	2011-10-08 14:44:07.913861645 +0200
@@ -61,7 +61,10 @@
 	#define T_SAMPLE T_(15)-2
 #else
 	#warning "This will probably only work for relatively slow masters!"
+	//guenter	
 	#define T_SAMPLE T_(25)-1	// only tested for atmega32, works but out of specification!
+	// #define T_SAMPLE 3
+	//guenter ende
 #endif
 #define T_XMIT T_(60)-4			// overhead (measured w/ scope on ATmega168)
 #endif
@@ -236,6 +239,39 @@
 static inline void AVR_ATtiny84_owpin_hiz(void) { DDRB &= ~4; }
 static inline u_char AVR_ATtiny84_owpin_value(void) { return PINB & 4; }
 
+#elif defined (__AVR_ATtiny44__)
+#define __CPU	AVR_ATtiny44
+
+static inline void AVR_ATtiny44_setup(void)
+{
+	CLKPR = 0x80;	// Prepare to ...
+	CLKPR = 0x00;	// ... set to 8.0 MHz
+//guenter
+	TCCR0A = 0;
+	TCCR0B = 0x03;		// Prescaler 1/64	
+
+	MCUCR |= (1 << ISC00);	// Interrupt on both level changes
+}
+
+static inline void AVR_ATtiny44_mask_owpin(void) { GIMSK &= ~(1 << INT0); }
+static inline void AVR_ATtiny44_unmask_owpin(void) { GIFR |= (1 << INTF0); GIMSK |= (1 << INT0); }
+static inline void AVR_ATtiny44_set_owtimeout(timer_t timeout)
+{
+	TCNT0 = ~timeout;	// overrun at 0xFF
+	TIFR0 |= (1 << TOV0);
+	TIMSK0 |= (1 << TOIE0);
+}
+static inline void AVR_ATtiny44_clear_owtimer(void) { TCNT0 = 0; TIMSK0 &= ~(1 << TOIE0); }
+static inline timer_t AVR_ATtiny44_owtimer(void) { return TCNT0; }
+
+// use INT0 pin (PORT B2)
+static inline void AVR_ATtiny44_owpin_setup(void) { PORTB &= ~4; DDRB &= ~4; }
+static inline void AVR_ATtiny44_owpin_low(void) { DDRB |= 4; }
+static inline void AVR_ATtiny44_owpin_hiz(void) { DDRB &= ~4; }
+static inline u_char AVR_ATtiny44_owpin_value(void) { return PINB & 4; }
+
+
+
 #elif defined (__AVR_ATmega168__)
 #define __CPU	AVR_ATmega168
 
Nur in ../.: avr_uart.o.
Nur in ../.: ds2408.bin.
Nur in ../.: ds2408.eeprom.
Nur in ../.: ds2408.hex.
Nur in ../.: ds2408.lss.
Nur in ../.: ds2408.map.
Nur in ../.: ds2408.o.
Nur in ../.: ds2408.out.
Nur in ../.: ds2423.bin.
diff -u ./ds2423.c .././ds2423.c
--- ./ds2423.c	2011-06-21 04:25:56.000000000 +0200
+++ .././ds2423.c	2011-10-08 15:02:22.333858486 +0200
@@ -29,6 +29,8 @@
    Note that sample frequency is approx. 8 kHz / NCOUNTERS.
  */
 
+
+#define NCOUNTERS 2
 #ifndef NCOUNTERS
 #define NCOUNTERS 2
 #endif
@@ -59,6 +61,16 @@
 #define ADMSK PCMSK0
 #define ADLARREG ADCSRB
 #define ADLARMUX 0
+
+#elif defined(__AVR_ATtiny44__)
+#define IFR	GIFR
+#define IMSK GIMSK
+#define ADPIN PINA
+#define ADPIN_vect PCINT0_vect
+#define ADMSK PCMSK0
+#define ADLARREG ADCSRB
+#define ADLARMUX 0
+
 #elif defined (__AVR_ATmega168__)
 #define IFR	EIFR
 #define IMSK EIMSK
@@ -335,10 +347,15 @@
 void update_idle(u_char bits)
 {
 	//DBG_C('\\');
-	if(bits > 0 || unchecked > 100)
+//guenter
+//	if(bits > 0 || unchecked > 100)
+	if (cbits > 0)
 		check_adc();
-	else if((ADCSRA & (1<<ADIF)) && (unchecked < 0xFF))
+	else
 		unchecked++;
+//guenter
+//	else if((ADCSRA & (1<<ADIF)) && (unchecked < 0xFF))
+//		unchecked++;
 
 #ifdef ANALOG
 	if (bits < NCOUNTERS)
Nur in ../.: ds2423.eeprom.
Nur in ../.: ds2423.hex.
Nur in ../.: ds2423.lss.
Nur in ../.: ds2423.map.
Nur in ../.: ds2423.o.
Nur in ../.: ds2423.out.
diff -u ./features.h .././features.h
--- ./features.h	2011-06-21 04:25:56.000000000 +0200
+++ .././features.h	2011-09-24 09:57:53.088812049 +0200
@@ -22,10 +22,10 @@
  *   as it wont delay the 1-wire interrupts. This is especially true if large
  *   amounts of data are output (pin debug and edge debug on!)
  */
-#define HAVE_UART
+//#define HAVE_UART
 #define POLLED_TRANSMITTER
 #define BAUDRATE 57600
-#define F_CPU 16000000		// cortex-M0 currently at 48000000
+#define F_CPU 8000000		// cortex-M0 currently at 48000000
 // #define SKIP_SEARCH		// omits search rom code (single slave only!)
 
 /* some basic typedef, that should be very portable */
diff -u ./Makefile .././Makefile
--- ./Makefile	2011-06-21 04:25:56.000000000 +0200
+++ .././Makefile	2011-09-26 15:26:18.124628277 +0200
@@ -2,13 +2,16 @@
 #MCU=atmega8		# ds2423.c won't compile
 #MCU=attiny13		# ds2423.c and uart.c won't compile (no uart)
 #MCU=attiny84		# uart.c won't compile (no uart)
+MCU=attiny44		# uart.c won't compile (no uart)
 #MCU=atmega168
-MCU=atmega32		# ds2423.c won't compile
+#MCU=atmega32		# ds2423.c won't compile
 
 
 #MCU_PROG=m168
-MCU_PROG=m32
+#MCU_PROG=m32
 #MCU_PROG=t84
+MCU_PROG=t44
+
 #PROG=usbtiny
 PROG=ponyser -P /dev/ttyS1
 
@@ -42,7 +45,7 @@
 
 # optimize for size!
 ifeq ($(ARCH),avr)
-  CFLAGS=-g -mmcu=$(MCU) -Wall -Wstrict-prototypes -Os -mcall-prologues
+  CFLAGS=-g -mmcu=$(MCU) -Wall -Wstrict-prototypes -O2 -mcall-prologues
   UART=avr_uart.o
 else
   CFLAGS=-g -mcpu=cortex-m0 -mthumb -Wall -Wstrict-prototypes -Os
@@ -65,7 +68,8 @@
 	python gen_eeprom.py $(DEVCODE) > $@
 #------------------
 burn: $(DEVNAME).hex $(DEVNAME).eeprom
-	avrdude -c $(PROG) -p $(MCU_PROG) -U flash:w:$(DEVNAME).hex:i -U eeprom:w:$(DEVNAME).eeprom:i 
+#	avrdude -c $(PROG) -p $(MCU_PROG) -U flash:w:$(DEVNAME).hex:i -U eeprom:w:$(DEVNAME).eeprom:i 
+	avrdude -P /dev/ttyUSB0 -c stk500 -p $(MCU_PROG) -U flash:w:$(DEVNAME).hex:i -U eeprom:w:$(DEVNAME).eeprom:i 
 	#avrdude -V -c $(PROG) -p $(MCU_PROG) -U $(PRG).bin
 #-------------------
 clean:
Nur in ../.: old.
diff -u ./onewire.c .././onewire.c
--- ./onewire.c	2011-06-21 04:25:56.000000000 +0200
+++ .././onewire.c	2011-09-23 10:53:21.568498296 +0200
@@ -366,6 +366,7 @@
 	DBG_TIMER(T_RESET);
 	DBG_TIMER(T_XMIT);
 
+	
 	// save context to return to in case a command is either completed
 	// or interrupted by a reset condition
 	setjmp(end_out);
@@ -401,6 +402,11 @@
 OW_TIMER_ISR()
 {
 	u_char pin, st = state & S_MASK;
+
+	//guenter
+	// PORTA ^= (1 << 1);
+	//guenter ende
+
 	pin = owpin_value();		// sample immediately
 	clear_owtimer();
 //	DBG_C(pin ? '!' : ':');
@@ -555,6 +561,10 @@
 	/* all but XMIT2 bit */
 	u_char st = state & S_MASK;
 
+	//guenter
+	// PORTA ^= (1 << 1);
+	//guenter ende
+
 	if (owpin_value()) {
 		/* low to high transition */
 		//DBG_C('^');
@@ -665,7 +675,11 @@
 	else {
 		DBG_C('c');
 		set_idle();
-	}		
+	}	
+
+//guenter
+	 // PORTA ^= (1 << 1);
+	//guenter ende	
 }
 
 
diff -u ./onewire.h .././onewire.h
--- ./onewire.h	2011-06-21 04:25:56.000000000 +0200
+++ .././onewire.h	2011-09-23 10:05:45.029324130 +0200
@@ -16,6 +16,8 @@
  *  for more details.
  */
 /* Debugging */
+#include "features.h"
+
 #ifdef HAVE_UART
 #include "uart.h"
 
Nur in ../.: onewire.o.
Nur in ../.: taliesin-owslave-7a5d221.
Nur in ../.: taliesin-owslave-7a5d221.zip.