src/Makefile

@@ -74,7 +74,7 @@ lfuse_blink = 0x7a
 # [6]: EESAVE = 0  ! (EEPROM not preserved @ chip erase)
 # [5]: WDTON  = 0  ! (watchdog disabled)
 
-lfuse_kennung = 0x3a
+lfuse_kennung = 0x1a
 lfuse_bate = 0x1a
 
 pMCU-attiny13a = t13

src/kennung.c

@@ -124,11 +124,13 @@ static struct kennung EEMEM eeprom;
 
 static uint8_t phase;
 
-static inline
-void shift_phase()
+ISR(PCINT0_vect)
 {
 	static uint8_t position, index;
 
+	if (!GetPORT(OUT_PORT))
+		return;
+
 	if (++position >= kennung.length) {
 		position = 0;
 		index = 0;
@@ -140,21 +142,6 @@ void shift_phase()
 		phase >>= 1;
 }
 
-ISR(PCINT0_vect)
-{
-	if (!GetPORT(OUT_PORT))
-		return;
-	shift_phase();
-}
-
-#ifdef WDT_TRIGGERED
-ISR(WDT_vect)
-{
-	wdt_reset();
-	shift_phase();
-}
-#endif
-
 static inline
 void init_trig()
 {
@@ -270,20 +257,6 @@ void uart()
 		c |= 0x80;
 }
 
-static inline
-void init_wdt(uint8_t wdt_period)
-{
-#ifdef WDT_TRIGGERED
-        uint8_t cr = Bit(WDTIE) | (wdt_period&7) << WDP0 | (wdt_period&8) << (WDP3-3);
-        __asm__("STS %[CSR], %[CE]"     "\n\t"
-                "STS %[CSR], %[WE]"     "\n"
-                ::[CSR] "n" (&WDTCR),
-                 [CE] "r" (Bit(WDCE) | Bit(WDTIE)),
-                 [WE] "r" (cr)
-                );
-#endif
-}
-
 int main()
 {
 	eeprom_read_block(&kennung, &eeprom, sizeof(kennung));
@@ -292,16 +265,14 @@ int main()
 
 	init_timer();
 	init_trig();
-	init_wdt(5);
+
 	send('x');
 
 	set_sleep_mode(SLEEP_MODE_IDLE);
 	while (1) {
 		sei();
 		sleep_mode();
-#ifndef WDT_TRIGGERED
 		wdt_reset();
-#endif
 		if (!tick)
 			continue;
 		tick = 0;

src/reset_avr.sh

@@ -1,9 +0,0 @@
-#! /bin/bash -v 
-
-echo 17  > /sys/class/gpio/export || exit 1
-sleep 1
-echo out > /sys/class/gpio/gpio17/direction || exit 2 
-echo 0 > /sys/class/gpio/gpio17/value
-sleep 1
-echo 1 > /sys/class/gpio/gpio17/value
-echo 17  > /sys/class/gpio/unexport