X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=bertos%2Fcpu%2Favr%2Fdrv%2Ftimer_avr.c;h=70876c010b2a664c012618774e408a4120d52286;hb=b708b0cbae2dc58ef30943ade3d56c464b49a59c;hp=54b4f0b728f91d9e08962fb84dfc8e1f585c826d;hpb=effd2220f9670fa2dcb722f11441b0e645ea1f86;p=bertos.git

diff --git a/bertos/cpu/avr/drv/timer_avr.c b/bertos/cpu/avr/drv/timer_avr.c
index 54b4f0b7..70876c01 100644
--- a/bertos/cpu/avr/drv/timer_avr.c
+++ b/bertos/cpu/avr/drv/timer_avr.c
@@ -82,6 +82,7 @@
 	#define REG_TIFR0 TIFR
 	#define REG_TIFR1 TIFR
 	#define REG_TIFR2 TIFR
+	#define REG_TIFR3 TIFR
 
 	#define REG_TIMSK0 TIMSK
 	#define REG_TIMSK1 TIMSK
@@ -215,6 +216,10 @@
 
 #elif (CONFIG_TIMER == TIMER_ON_OVERFLOW3)
 
+	#if CPU_AVR_ATMEGA168 || CPU_AVR_ATMEGA328P || CPU_AVR_ATMEGA32
+		#error For select target there is not TIMER_ON_OVERFLOW3, please select an other one.
+	#endif
+
 	void timer_hw_init(void)
 	{
 		cpu_flags_t flags;