update

sys/arm/stm32l031x6/boost_converter/main.c

@@ -80,7 +80,12 @@ void boost_converter(void)
   TIM22->CR1 &= ~(uint32_t)TIM_CR1_UDIS;
   
   /* update event can be caused by UG bit and overflow (this is default) */ 
-  TIM22->CR1 &= ~(uint32_t)TIM_CR1_URS
+  TIM22->CR1 &= ~(uint32_t)TIM_CR1_URS;
+  
+  /* enable the counter */
+  TIM22->CR1 |= TIM_CR1_CEN;
+  
+  
   
 
 TIMx->CR1 |= TIM_CR1_CEN; /* (6) */

sys/arm/stm32l031x6/info.txt

@@ -225,4 +225,12 @@ A) short description of the STM32L0 RTC
     - special case for winter time change (double hour)
   C) Date calculation
   D) Code
+  
+  
+---------------
+
+Man scheint die zeit nicht immer vorzeitig ausschalten zu können. Warum?
+Erneutes eingeben der alarmzeit behebt das problem.
+
+